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Inventor

Chien C. Chao

Inventor
Millwood, NY, US

Overview

45→
Patents
1981–2013
Patent span
Chemistry
Primary field (CPC C)

Patents· 45 as inventor

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

B01Jprimary
B01JChemical or physical processes, e.g. catalysis or colloid chemistry15%
B01DSeparation13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
C07CAcyclic or carbocyclic compounds7%
C07KPeptides7%
C01BNon-metallic elements6%
G01NInvestigating or analysing materials by determining their chemical or physical properties6%
C13KSaccharides obtained from natural sources or by hydrolysis of naturally occurring disaccharides, oligosaccharides or polysaccharides5%
Y02ATechnologies for adaptation to climate change5%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations4%
PatentTitleYear
8,609,580'Catalytic adsorbents for mercury removal from flue gas and methods of manufacture therefor'20138,328,909'Mercury adsorbents compatible as cement additives'20128,329,614'Mercury adsorbents compatible as cement additives'20128,287,876'Recombinant chimeric antigens for diagnosis and prevention of scrub typhus'20128,142,787'Recombinant chimeric antigens for diagnosis and prevention of scrub typhus'20128,124,561'Production of activated char using hot gas'20128,029,804'Recombinant chimeric antigens for diagnosis and prevention of scrub typhus'20118,017,550'Catalytic adsorbents for mercury removal from flue gas and methods of manufacture therefor'20117,824,875'Recombinant antigens for the detection of Coxiella burnetii'20107,824,909'Recombinant antigens for the detection of coxiella burnetii'20107,820,395'Orientia tsutsugamushi truncated recombinant outer membrane protein (R47) and (R56) vaccines diagnostics and therapeutics for scrub typhus'20107,767,007'Mercury adsorbents compatible as cement additives'20107,704,921'Production of activated char using hot gas'20107,371,821'Cloning and expression of the full length 110 kDa antigen of Orientia tsutsugamushi to be used as a vaccine component against scrub typhus'20087,329,503'Recombinant antigens for the detection of Coxiella burnetii'20087,306,808'Orientia tsutsugamushi truncated recombinant outer membrane protein (r47) and (r57) vaccines diagnostics and therapeutics for scrub typhus'20076,425,940'Advanced adsorbent for PSA'20025,698,013'Nitrogen-selective zeolitic adsorbent for use in air separation process'19975,688,479'Process for removing HCl from hydrocarbon streams'19975,516,963'Hydrocarbon conversion with additive loss prevention'19965,500,035'Pressure swing adsorption process for chlorine plant offgas'19965,454,857'Air separation process'19955,413,625'Mixed ion-exchanged zeolites and processes for the use thereof in gas separations'19955,376,164'Pressure swing adsorption process for chlorine plant offgas'19945,336,834'Hydrocarbon conversion with additive loss prevention'19945,174,979'Mixed ion-exchanged zeolites and processes for the use thereof in gas separations'19925,164,076'Process for the adsorption of hydrogen sulfide with clinoptilolite molecular sieves'19925,116,793'Process for modifying clinoptilolite adsorbent'19925,045,515'Process for preparing zeolitic adsorbents'19915,019,667'Process for purification of hydrocarbons'19914,964,889'Selective adsorption on magnesium-containing clinoptilolites'19904,935,580'Process for purification of hydrocarbons using metal exchanged clinoptilolite to remove carbon dioxide'1990RE033105'Separation of mannose by selective adsorption on zeolitic molecular sieves'19894,859,217'Process for separating nitrogen from mixtures thereof with less polar substances'19894,822,492'Latex polymer bonded crystalline molecular sieves'19894,775,396'Selective adsorption of CO.sub.2 on zeolites'19884,591,388'Separation of arabinose by selective adsorption on zeolitic molecular sieves'19864,544,778'Bulk separation of sorbitol by selective adsorption on zeolitic molecular sieves'19854,516,566'Separation of arabinose by selective adsorption on zeolitic molecular sieves'19854,482,761'Bulk separation of inositol and sorbitol by selective adsorption on zeolitic molecular sieves'19844,474,896'Adsorbent compositions'19844,471,114'Separation of mannose by selective adsorption on zeolitic molecular sieves'19844,456,774'Bulk separation of polyhydric alcohols by selective adsorption on zeolitic molecular sieves'19844,394,178'Bulk lactulose/lactose separation by selective adsorption on zeolitic molecular sieves'19834,283,560'Bulk cyclohexanol/cyclohexanone separation by selective adsorption on zeolitic molecular sieves'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–1988Patents assigned to UNION CARBIDE CORP (10)· patent assignee history
1981–2002Based in Millwood, NY, US· patent location history
1989–1997Patents assigned to UOP INC (16)· patent assignee history
2002–2013Patents assigned to PRAXAIR TECHNOLOGY INC (8)· patent assignee history
2007–2012Patents assigned to US NAVY (9)· patent assignee history
2007–2010Based in Bethesda, MD, US· patent location history
2008–2010Based in North Bethesda, MD, US· patent location history
2010–2013Based in Williamsville, NY, US· patent location history
2011–2012Based in North Potomac, MD, US· patent location history
2012–2013Patents assigned to CHAO CHIEN-CHUNG (6)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
UOP INC161989–1997
UNION CARBIDE CORP101981–1988
US NAVY92007–2012
PRAXAIR TECHNOLOGY INC82002–2013
CHAO CHIEN-CHUNGself62012–2013
Locations
LocationPatentsSpan
Millwood, New York, US291981–2002
Williamsville, New York, US72010–2013
North Bethesda, Maryland, US42008–2010
North Potomac, Maryland, US32011–2012
Bethesda, Maryland, US22007–2010