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Inventor

Paul J. Marcantonio

Inventor
San Rafael, CA, US

Overview

19→
Patents
1981–2010
Patent span
Chemistry
Primary field (CPC C)

Patents· 19 as inventor

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

C22Bprimary
C22BProduction and refining of metals18%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry16%
Y02PClimate change mitigation technologies in the production or processing of goods16%
C10GCracking hydrocarbon oils10%
C01BNon-metallic elements8%
C01GCompounds containing metals not covered by subclasses c01d or c01f8%
C02FTreatment of water, waste water, sewage, or sludge4%
C07CAcyclic or carbocyclic compounds4%
C10MLubricating compositions4%
Y02WClimate change mitigation technologies related to wastewater treatment or waste management4%
PatentTitleYear
7,736,607'Process for metals recovery from spent catalyst'20107,569,507'Preparing small crystal SSZ-32 and its use in a hydrocarbon conversion process'20097,485,267'Process for metals recovery from spent catalyst'20097,468,126'Preparing small crystal SSZ-32 and its use in a hydrocarbon conversion process'20087,390,763'Preparing small crystal SSZ-32 and its use in a hydrocarbon conversion process'20087,390,394'Metal loaded microporous material for hydrocarbon isomerization processes'20087,141,529'Metal loaded microporous material for hydrocarbon isomerization processes'20067,041,863'Zeolite Y alkylation catalysts'20066,974,788'Zeolite Y alkylation catalysts'20055,104,445'Process for recovering metals from refractory ores'19925,066,469'Leaching cobalt from metal-containing particles'19914,927,794'Leaching cobalt, molybdenum, nickel, and vanadium from spent hydroprocessing catalysts'19904,915,928'Process for removing selenium from wastewater effluent'19904,554,138'Leaching metals from spent hydroprocessing catalysts with ammonium sulfate'19854,551,315'Recovering vanadium values from ammonium bicarbonate solution'19854,544,533'Recovering vanadium values from ammonium bicarbonate solution using heat, sulfuric acid, and ammonium sulfate'19854,537,751'Treatment of alumina-base catalysts'19854,318,789'Electrochemical removal of heavy metals such as chromium from dilute wastewater streams using flow through porous electrodes'19824,292,160'Apparatus for electrochemical removal of heavy metals such as chromium from dilute wastewater streams using flow-through porous electrodes'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–1982Patents assigned to KENNECOTT CORP (2)· patent assignee history
1981–1982Based in Lexington, MA, US· patent location history
1985–1990Patents assigned to CHEVRON RES (6)· patent assignee history
1985–2010Based in San Rafael, CA, US· patent location history
1985–1990Based in Novato, CA, US· patent location history
1991–1992Patents assigned to CHEVRON RES & TECH (2)· patent assignee history
2005–2006Patents assigned to CHEVRON ORONITE SA (2)· patent assignee history
2006–2010Patents assigned to CHEVRON USA INC (7)· patent assignee history
2008–2009Based in Galeta, CA, US· patent location history
2009Based in Goleta, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CHEVRON USA INC72006–2010
CHEVRON RES61985–1990
CHEVRON ORONITE SA22005–2006
CHEVRON RES & TECH21991–1992
KENNECOTT CORP21981–1982
Locations
LocationPatentsSpan
San Rafael, California, US101985–2010
Novato, California, US41985–1990
Galeta, California, US22008–2009
Lexington, Massachusetts, US21981–1982
Goleta, California, US12009