Inventor
Stanley J. Marwil
Inventor
Bartlesville, OK, US
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Cprimary
C07CAcyclic or carbocyclic compounds35%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests18%
B01DSeparation12%
C12MApparatus for enzymology or microbiology12%
C12NMicroorganisms or enzymes12%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds6%
C09DCoating compositions, e.g. paints, varnishes or lacquers6%
PatentTitleYear
5,304,238'Plasticized sulfur compositions and method of manufacturing same'19945,151,397'Method of producing metal halide catalyst'19924,437,941'Separation of hydrocarbon and alcohol azeotropic mixtures by distillation with anhydrous ammonia'19844,302,604'Increasing the life of a supported ruthenium catalyst in the hydrogenation of an olefinically unsaturated dinitrile'19814,255,352'Preparation of unsaturated nitriles'19814,234,752'Dehydration of alcohols'19804,169,010'Fermentation process for improved oxygen utilization'19794,130,484'Purification process'19784,097,339'Fermentation apparatus'19784,001,294'Method of preparing unsaturated dinitriles'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1992Patents assigned to PHILLIPS PETROLEUM CO (9)· patent assignee history
1977–1994Based in Bartlesville, OK, US· patent location history
1994Patents assigned to KWIK MARK JOINT VENTURE (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PHILLIPS PETROLEUM CO | 9 | 1977–1992 |
| KWIK MARK JOINT VENTURE | 1 | 1994 |
Locations
| Location | Patents | Span |
|---|---|---|
| Bartlesville, OK, US | 10 | 1977–1994 |