Inventor

Mario Joseph Nappa

Inventor

Newark, DE, US

Overview

1989–2021

Patent span

Chemistry

Primary field (CPC C)

Patents· 193 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C07Cprimary

C07CAcyclic or carbocyclic compounds33%

C09KMaterials for miscellaneous applications, not provided for elsewhere18%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry10%

C08JWorking-up5%

F25BRefrigeration machines, plants or systems5%

Y02PClimate change mitigation technologies in the production or processing of goods4%

C11DDetergent compositions4%

A62DChemical means for extinguishing fires or for combating or protecting against harmful chemical agents2%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds2%

H01BCables2%

PatentTitleYear

11,130,894Epoxide and fluorinated epoxide stabilizers for fluoroolefins2021 11,124,685Compositions comprising fluoroolefins and uses thereof2021 11,053,4211,2,3,3,3-pentafluropropene production processes2021 11,046,877Compositions comprising fluoroolefins and uses thereof2021 11,046,876Compositions comprising fluoroolefins and uses thereof2021 11,008,267Hydrofluoroalkane composition2021 11,001,738Compositions comprising 2,3-dichloro-1,1,1-trifluoropropane, 2-chloro-1,1,1-trifluoropropene, 2-chloro-1,1,1,2-tetrafluoropropane or 2,3,3,3-tetrafluoropropene2021 10,995,047Process for the reduction of RfC[?]CX impurities in fluoroolefins2021 10,988,422Hydrofluoroalkane composition2021 10,975,216Compositions comprising Z-1,1,1,4,4,4-hexafluoro-2-butene and uses thereof2021 10,843,987Catalytic chlorination of 3,3,3-trifluoropropene to 2,3-dichloro-1,1,1-trifluoropropane2020 10,759,920Compositions comprising E-1,1,1,4,4,4-hexafluoro-2-butene and uses thereof2020 10,688,329Compositions comprising 2,3,3,3-tetrafluoropropene, 1,1,2,3-tetra-chloropropene, 2-chloro-3,3,3-trifluoropropene, or 2-chloro-1,1,1,2-tetrafluoropropane2020 10,654,777Integrated process for the production of Z-1,1,1,4,4,4-hexafluoro-2-butene2020 10,611,709Liquid phase process for preparing (E)-1,1,1,4,4,4-hexafluorobut-2-ene2020 10,584,270Compositions comprising 2,3-dichloro-1,1,1-trifluoropropane, 2-chloro-1,1,1-trifluoropropene, 2-chloro-1,1,1,2-tetrafluoropropane or 2,3,3,3-tetrafluoropropene2020 RE047862Compositions comprising 1,1,1,2,3-pentafluoropropane or 2,3,3,3-tetrafluoropropene2020 10,563,107Compositions comprising fluoroolefins and uses thereof2020 10,550,302Epoxide and fluorinated epoxide stabilizers for fluoroolefins2020 10,493,443Selective catalytic dehydrochlorination of hydrochlorofluorocarbons2019 10,479,745Catalytic isomerization of Z-1,1,1,4,4,4-hexafluoro-2-butene to E-1,1,1,4,4,4-hexafluoro-2-butene2019 10,392,5451,2,3,3,3-pentafluoropropene production processes2019 10,343,962Process for producing 2,3,3,3-tetrafluoropropene2019 10,343,961Process for the reduction of R2019 10,329,467Compositions comprising fluoroolefins and uses thereof2019 10,301,236Hydrofluorination of a halogenated olefin with SbF5 in the liquid phase2019 10,246,388Process for the reduction of R2019 10,227,276Integrated process for the production of Z-1,1,1,4,4,4-hexafluoro-2-butene2019 10,214,669Compositions comprising 2,3-dichloro-1,1,1-trifluoropropane, 2-chloro-1,1,1-trifluoropropene, 2-chloro-1,1,1,2-tetrafluoropropane or 2,3,3,3-tetrafluoropropene2019 10,099,976Integrated process for the production of Z-1,1,1,4,4,4-hexafluoro-2-butene2018 9,943,717Compositions comprising 2,3,3,3-tetrafluoropropene, 1,1,2,3-tetra-chloropropene, 2-chloro-3,3,3-trifluoropropene, or 2-chloro-1,1,1,2-tetrafluoropropane2018 9,938,208Catalytic chlorination of 3,3,3-trifluoropropene to 2,3-dichloro-1,1,1-trifluoropropane2018 9,890,311'Compositions comprising fluoroolefins and uses thereof'2018 9,790,150'Processes for producing branched fluoroalkyl olefins'2017 9,777,204'Epoxide and fluorinated epoxide stabilizers for fluoroolefins'2017 9,758,452'Integrated process for the production of Z-1,1,1,4,4,4-hexafluoro-2-butene'2017 9,724,684'Selective catalytical dehydrochlorination of hydrochlorofluorocarbons'2017 9,670,117'Process for producing 2,3,3,3-tetrafluoropropene'2017 9,540,557'Compositions comprising fluoroolefins and uses thereof'2017 9,486,657'Compositions comprising 2,3-dichloro-1,1,1-trifluoropropane, 2-chloro-1,1,1-trifluoropropene, 2-chloro-1,1,1,2-tetrafluoropropane or 2,3,3,3-tetrafluoropropene'2016 9,446,270'Fire extinguishing and fire suppression compositions comprising unsaturated fluorocarbons'2016 9,440,896'Dehydrochlorination of HCFC-336 isomers to 1,1,1,4,4,4-hexafluoro-2-butyne'2016 9,410,064'Compositions comprising fluoroolefins and uses thereof'2016 9,359,273'Process for producing 2,3,3,3-tetrafluoropropene'2016 9,353,028'Reactor for liquid phase fluorination reactions'2016 9,328,042'Integrated process for the production of Z-1,1,1,4,4,4-hexafluoro-2-butene'2016 9,308,408'Compositions comprising 2,3,3,3-tetrafluoropropene, 1,1,2,3-tetra-chloropropene, 2-chloro-3,3,3-trifluoropropene, or 2-chloro-1,1,1,2-tetrafluoropropane'2016 9,302,962'Dehydrofluorination of 245fa to 1234ze'2016 9,296,669'Process for reactor passivation'2016 9,296,670'Process for the manufacture of 2,3,3,3-tetrafluoropropene'2016 9,187,386'Catalytic process of making 1,3,3,3-tetrafluoropropene'2015 9,174,896'Catalytical synthesis of internal fluorobutenes and internal fluoropentenes'2015 9,139,498'Catalytical synthesis of hydrohalocarbons'2015 9,133,381'Epoxide and fluorinated epoxide stabilizers for fluoroolefins'2015 9,102,580'Catalytic fluorination process of making hydrohaloalkane'2015 9,051,500'Compositions comprising 2,3,3,3-tetrafluoropropene, 1,1,2,3-tetra-chloropropene, 2-chloro-3,3,3-trifluoropropene, or 2-chloro-1,1,1,2-tetrafluoropropane'2015 9,012,702'Catalytic dehydrochlorination of hydrochlorofluorocarbons'2015 9,000,241'Use of copper-nickel catalysts for dehlogenation of chlorofluorocompounds'2015 8,987,536'Process for the reduction of RfCCX impurities in fluoroolefins'2015 8,911,640'Compositions comprising fluoroolefins and uses thereof'2014 8,907,145'Aerosol propellants comprising unsaturated fluorocarbons'2014 8,884,082'Selective catalytical dehydrochlorination of hydrochlorofluorocarbons'2014 8,884,083'Selective catalytical dehydrochlorination of hydrochlorofluorocarbons'2014 8,877,086'Compositions comprising 2,3-dichloro-1,1,1-trifluoropropane, 2-chloro-1,1,1-trifluoropropene, 2-chloro-1,1,1,2-tetrafluoropropane or 2,3,3,3-tetrafluoropropene'2014 8,853,472'Processes for reducing the amount of monofluoroacetate in hydrofluoroolefin production'2014 8,822,739'Catalytic isomerization of 2,3,3,3-tetrafluoropropene'2014 8,815,114'Phenol stabilizers for fluoroolefins'2014 RE045076'Method of hydrodechlorination to produce dihydrofluorinated olefins'2014 8,697,922'Conversion of 2-chloro-1,1,1,2-tetrafluoropropane to 2,3,3,3-tetrafluoropropene'2014 8,692,037'Compositions comprising 1,1,1,2,3-pentafluoropropane or 2,3,3,3-tetrafluoropropene'2014 8,668,791'Ascorbic acid, terephthalate and nitromethane stabilizers for fluoroolefins'2014 8,663,494'Terpene, terpenoid, and fullerene stabilizers for fluoroolefins'2014 8,633,339'Blowing agents for forming foam comprising unsaturated fluorocarbons'2014 8,586,804'Synthesis of 1,1,3-trichloro-1-propene'2013 8,558,040'Methods for making foams using blowing agents comprising unsaturated fluorocarbons'2013 8,535,555'Epoxide and fluorinated epoxide stabilizers for fluoroolefins'2013 8,535,556'Compositions comprising iodotrifluoromethane and stabilizers'2013 8,529,786'Phosphorus-containing stabilizers for fluoroolefins'2013 8,518,294'Compositions comprising 2,3,3,3-tetrafluoropropene, 2-chloro-2,3,3,3-tetrafluoropropanol, 2-chloro-2,3,3,3-tetrafluoro-propyl acetate or zinc (2-chloro-2,3,3,3-tetrafluoropropdxy) chloride'2013 8,496,846'Phenol stabilizers for fluoroolefins'2013 8,487,145'Catalysts and process to manufacture 2,3,3,3-tetrafluoropropene'2013 8,445,735'Conversion of 2-chloro-1,1,1,2-tetrafluoropropane to 2,3,3,3-tetrafluoropropene'2013 8,436,216'Process for making 1,1,1,4,4,4-Hexafluoro-2-butene'2013 8,425,795'Compositions comprising fluoroolefins and uses thereof'2013 8,399,723'Processes for production and purification of hydrofluoroolefins'2013 8,399,721'Method of hydrodechlorination to produce dihydrofluorinated olefins'2013 8,394,286'Thiol and thioether stabilizers for fluoroolefins'2013 8,383,004'Amine stabilizers for fluoroolefins'2013 8,377,327'Tetrafluoropropene production processes'2013 8,354,039'Process for the manufacture fluorocarbons'2013 8,349,213'Solvent compositions comprising unsaturated fluorinated hydrocarbons'2013 8,333,902'Compositions comprising 1,1,1,2,3-pentafluoropropane or 2,3,3,3- tetrafluoropropene'2012 8,299,309'Synthesis of hydrofluoroalkanols and hydrofluoroalkenes'2012 8,287,752'Fire extinguishing and fire suppression compositions comprising unsaturated fluorocarbons'2012 8,288,597'Dehydrofluorination process to manufacture hydrofluoroolefins'2012 8,263,817'Synthesis of 1234YF by selective dehydrochlorination of 244BB'2012 8,263,816'1,2,3,3,3-Pentafluoropropene production processes'2012 8,247,625'Catalytic addition of hydrofluorocarbons to fluoroolefins'2012 8,232,435'1,2,3,3,3-pentafluoropropene production processes'2012 8,227,649'Catalysts and process to manufacture 2,3,3,3-tetrafluoropropene'2012 8,203,022'Conversion of 2-chloro-1,1,1,2-tetrafluoropropane to 2,3,3,3-tetrafluoropropene'2012 8,147,710'Compositions comprising 2,3,3,3-tetrafluoropropene, 2-chloro-2,3,3,3-tetrafluoropropanol, 2-chloro-2,3,3,3-tetrafluoro-propyl acetate or zinc (2-chloro-2,3,3,3-tetrafluoropropoxy) chloride'2012 8,147,709'Compositions comprising 3,3,3-trifluoropropyne'2012 8,148,586'Catalytic production processes for making tetrafluoropropenes and pentafluoropropenes'2012 8,143,462'Processes for the synthesis of 2-chloro-1,1,1,3,3,4,4,4-heptafluoro-2-butene and hexafluoro-2-butyne'2012 8,133,406'Processes for producing 2,3,3,3-tetrafluoropropene and/or 1,2,3,3-tetrafluoropropene'2012 8,101,094'Terpene, terpenoid, and fullerene stabilizers for fluoroolefins'2012 8,097,181'Ascorbic acid, terephthalate and nitromethane stabilizers for fluoroolefins'2012 8,070,976'Compositions comprising fluoroolefins and uses thereof'2011 8,058,488'Synthesis of hydrofluoroalkanols and hydrofluoroalkenes'2011 8,058,491'Catalytic isomerization between E and Z isomers of 1,2,3,3,3-pentafluoropropene using aluminum catalyst'2011 8,044,252'Catalytic isomerization between E and Z isomers of 1,2,3,3,3-pentafluoropropene'2011 8,044,251'Process for the preparation of halo-olefins'2011 8,012,368'Compositions comprising fluoroolefins and uses thereof'2011 7,985,884'Process to manufacture 2,3,3,3-tetrafluoropropene'2011 7,981,311'Process and methods of purification for the manufacture fluorocarbons'2011 7,981,312'Processes for producing and compositions comprising 2,3,3,3-tetrafluoropropene and/or 1,2,3,3-tetrafluoropropene'2011 7,982,073'Catalytic production processes for making tetrafluoropropenes and pentafluoropropenes'2011 7,959,828'Solvent compositions comprising unsaturated fluorinated hydrocarbons'2011 7,906,693'Processes for producing 2,3,3,3-tetrafluoropropene, a process for producing 1-chloro-2,3,3,3-pentafluoropropane and azeotropic compositions of 1-chloro-2,3,3,3-tetrafluoropropene with HF'2011 7,897,823'Process for production of azeotrope compositions comprising hydrofluoroolefin and hydrogen fluoride and uses of said azeotrope compositions in separation processes'2011 7,846,355'Solvent compositions comprising unsaturated fluorinated hydrocarbons'2010 7,833,434'Tetrafluoropropene production processes'2010 7,795,482'Method of hydrodechlorination to produce dihydrofluorinated olefins'2010 7,795,481'Method of hydrodechlorination to produce dihydrofluorinated olefins'2010 7,728,183'Selectively reacting olefins having a terminal CF2 group in a mixture'2010 7,722,781'Tetrafluoropropene production processes'2010 7,718,089'Solvent compositions comprising unsaturated fluorinated hydrocarbons'2010 7,709,438'Azeotrope compositions comprising nonafluoropentene and hydrogen fluoride and uses thereof'2010 7,708,903'Compositions comprising fluoroolefins and uses thereof'2010 7,700,004'Solvent compositions comprising unsaturated fluorinated hydrocarbons'2010 7,687,670'Coproduction of hydrofluoroolefins'2010 7,524,999'Process for the production of 1,1,1,3,3,3-hexafluoropropane'2009 7,501,074'Haloketone refrigerant compositions and uses thereof'2009 7,479,239'1,1,1,2,2,4,5,5,5-nonafluoro-4-(trifluoromethyl)-3-pentanone compositions comprising a hydrofluorocarbon and uses thereof'2009 7,476,771'Azeotrope compositions comprising 2,3,3,3-tetrafluoropropene and hydrogen fluoride and uses thereof'2009 7,449,126'Heat transfer and refrigerant compositions comprising 3,3,4,4,5,5,6,6,6-nonafluoro-1-hexene and a hydrocarbon'2008 7,422,699'1,1,1,3,3-pentafluorobutane refrigerant or heat transfer fluid compositions comprising hydrofluorocarbon and uses thereof'2008 7,423,188'Azeotrope compositions comprising E-1,3,3,3-tetrafluoropropene and hydrogen fluoride and uses thereof'2008 7,420,094'Catalytic isomerization processes of 1,3,3,3-tetrafluoropropene for making 2,3,3,3-tetrafluoropropene'2008 7,413,676'Heat transfer and refrigerant compositions comprising 3,3,4,4,5,5,6,6,6-nonafluoro-1-hexene and a fluoroether'2008 7,388,117'Azeotrope compositions comprising 1,2,3,3,3-pentafluoropropene and hydrogen fluoride and uses thereof'2008 7,385,094'Azeotrope compositions comprising tridecafluoro-3-heptene and hydrogen fluoride and uses thereof'2008 7,354,529'1,1,1,2,2,3,3,4,4-nonafluro-4-methoxybutane refrigerant compositions comprising hydrofluorocarbon, and uses thereof'2008 7,351,352'1,1,1,2,2,3,3,4,4-Nonafluoro-4-methoxybutane refrigerant compositions comprising a fluoroether and uses thereof'2008 7,343,981'Methods using fluoroketones for: extinguishing fire; preventing fire, and reducing or eliminating the flammability of a flammable working fluid'2008 7,314,576'1,1,1,2,2,4,5,5,5-nonafluoro-4-(trifluoromethyl)-3-pentanone compositions comprising a hydrofluorocarbon and uses thereof'2008 7,276,177'Hydrofluorocarbon refrigerant compositions and uses thereof'2007 7,264,745'Heat transfer and refrigerant compositions comprising 3,3,4,4,5,5,6,6,6-nonafluoro-1-hexene and a hydrofluorocarbon'2007 7,252,780'1,1,1,2,2,4,5,5,5-nonafluoro-4-(trifluoromethyl)-3-pentanone refrigerant and heat transfer compositions comprising a fluoroether'2007 7,241,398'1,1,1,3,3,-pentafluorobutane refrigerant or heat transfer fluid compositions comprising hydrofluorocarbon and uses thereof'2007 7,220,363'1,1,1,2,2,3,3,4,4-Nonafluoro-4-methoxybutane refrigerant compositions comprising a fluoroether and uses thereof'2007 7,208,099'Refrigerant compositions comprising 1-ethoxy-1,1,2,2,3,3,4,4,4-nonafluorobutane and a hydrofluorocarbon and uses thereof'2007 7,208,100'1-ethoxy-1,1,2,2,3,3,4,4,4-nonafluorobutane refrigerant compositions comprising a fluoroether and uses thereof'2007 7,201,855'1,1,1,3,3-pentafluorobutane refrigerant compositions comprising fluoroether and uses thereof'2007 7,153,448'1,1,1,2,2,4,5,5,5-nonafluoro-4-(trifluoromethyl)-3-pentanone compositions comprising a hydrofluorocarbon and uses thereof'2006 7,129,383'Processes for the preparation of 2-chloro-1,1,1,2,3,3,3-heptafluoropropane, hexafluoropropene and 1,1,1,2,3,3,3-heptafluoropropane'2006 7,122,704'Fluoroketone compounds'2006 7,087,788'Fluorosulfone compounds'2006 7,074,973'Process for the preparation of 1,1,1,2,2-pentafluoroethane'2006 7,029,599'1,1,1,3,3-pentafluorobutane refrigerant compositions comprising fluoroether and uses thereof'2006 6,900,362'Vapor phase production of 1,1,1,2,3,3,3-heptafluoropropane from hydrogen fluoride and hexafluoropropylene'2005 6,369,284'Catalytic manufacture of pentafluoropropenes'2002 6,281,395'1,1,1,2,3,3,3-heptafluoropropane manufacturing process'2001 6,262,321'Catalytic manufacture of vinyl fluoride'2001 6,229,058'Preparation of fluorinated propanes and pentanes'2001 6,207,869'Process for perhalofluorinated butanes and hexanes'2001 6,093,859'Process for the manufacture of 1,1,1,3,3-pentafluoropropane'2000 6,066,769'Process for the manufacture of halogenated propanes containing end-carbon fluorine'2000 6,066,768'Perhalofluorinated butanes and hexanes'2000 6,018,083'Process for the production of fluorocarbons'2000 5,969,074'Reaction of perfluoroolefins with Bis (Silyl) ethers to produce fluorinated compounds'1999 5,945,573'Process for the manufacture of 1,1,1,3,3-pentafluoropropane'1999 5,866,728'Use of alkali metal halides in the manufacture of 1, 1-difluoroethane'1999 5,866,729'Manufacture of 1, 1-difluoroethane'1999 5,770,779'Process for preparation of fluorinated hydrocarbons'1998 5,672,788'Two-step process for manufacturing 1,1-difluoroethane'1997 5,488,189'Process for fluorinated propanes and pentanes'1996 5,475,167'Process for the manufacture of pentafluoroethane'1995 5,457,215'Reaction of perfluoroolefins with bis(silyl) ethers to produce fluorinated compounds'1995 5,414,165'Process for the manufacture of 1,1,1,3,3,3,-hexafluoropropane'1995 5,409,625'Azeotropic mixture of linear hydrofluorocarbon and HF'1995 5,395,999'Catalytic chlorofluorination process for producing CHClFCF.sub.3 and CHF.sub.2 CF.sub.3'1995 5,396,000'Process for the manufacture of 1,1,1,2,3,-pentafluoropropane'1995 5,283,382'Fluorination process'1994 5,274,190'Process for the manufacture of linear hydrofluorocarbons containing end group hydrogen substituents'1993 5,274,189'Process for the manufacture of linear hydrofluorocarbons containing end group hydrogen substituents'1993 5,258,561'Catalytic chlorofluorination process for producing CF.sub.3 CHClF and CF.sub.3 CHF.sub.2'1993 5,243,025'Reaction of perfluoroolefins with bis(silyl) ethers to produce fluorinated compounds'1993 H0001188'Process for making 1,1-dichloro-1,2-difluoroethane'1993 5,091,168'Preparation of anhydrous niobium and tantalum pentafluorides'1992 4,960,951'Novel perfluoropolyethers'1990 4,847,427'Process for preparing fluorocarbon polyethers'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–2016Patents assigned to DU PONT (136)· patent assignee history

1989–2021Based in Newark, DE, US· patent location history

2009–2018Patents assigned to MINOR BARBARA HAVILAND (14)· patent assignee history

2011–2018Patents assigned to NAPPA MARIO JOSEPH (56)· patent assignee history

2012–2018Patents assigned to SIEVERT ALLEN CAPRON (16)· patent assignee history

2015–2021Patents assigned to CHEMOURS CO FC LLC (50)· patent assignee history

2018–2021Based in Leesburg, FL, US· patent location history

2021Based in Leesburg, VA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
DU PONT	136	1989–2016
NAPPA MARIO JOSEPHself	56	2011–2018
CHEMOURS CO FC LLC	50	2015–2021
SIEVERT ALLEN CAPRON	16	2012–2018
MINOR BARBARA HAVILAND	14	2009–2018

Locations

Location	Patents	Span
Newark, Delaware, US	174	1989–2021
Leesburg, Florida, US	18	2018–2021
Leesburg, Virginia, US	1	2021