Inventor
Andrew G. Papay
Inventor
Manchester, MO, US
Overview
Patents· 29 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C10Mprimary
C10MLubricating compositions33%
C10NIndexing scheme associated with subclass c10m relating to lubricating compositions30%
C10LFuels not otherwise provided for15%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds10%
C07CAcyclic or carbocyclic compounds5%
C07DHeterocyclic compounds4%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium2%
F02BInternal-combustion piston engines1%
PatentTitleYear
5,817,605'Automatic transmission and wet brake fluids and additive package therefor'19985,652,201'Lubricating oil compositions and concentrates and the use thereof'19975,612,295'Lubricant additive compositions'19975,439,606'Modified succinimide or succinamide dispersants and their production'19955,389,273'Modified succinimide or succinamide dispersants and their production'19955,256,324'Modified succinimide or succinamide dispersants and their production'19935,198,133'Modified succinimide or sucinamide dispersants and their production'19935,174,922'Reducing copper corrosiveness of organic polysulfides'19925,164,103'Preconditioned atf fluids and their preparation'19924,857,214'Oil-soluble phosphorus antiwear additives for lubricants'19894,855,074'Homogeneous additive concentrates and their formation'19894,795,583'Shift-feel durability enhancement'19894,582,939'Mercaptan production'19864,519,929'Lubricating oil composition containing N-allyl amide graft copolymers'19854,505,834'Lubricating oil compositions containing graft copolymer as viscosity index improver-dispersant'19854,448,974'Polyalkylene succinimide lubricant additives'19844,356,097'Alkylphosphonate lubricating oil'19824,331,545'Lubricating compositions containing boronated N-alkanol hydrocarbylamide'19824,325,827'Fuel and lubricating compositions containing N-hydroxymethyl succinimides'19824,295,983'Lubricating oil composition containing boronated N-hydroxymethyl succinimide friction reducers'19814,293,432'Lubricating oil composition'19814,246,125'Lubricating oil and fuel composition'19814,237,020'Lubricating and fuel compositions containing succinimide friction reducers'19804,228,020'Lubricating oil composition'19804,225,449'Lubricating oil and fuel compositions'19804,204,969'Lubricant composition containing sulfurized olefin extreme pressure additive'19804,178,258'Lubricating oil composition'19794,158,633'Lubricating oil'19794,092,341'Process of making an oil solution of zinc dihydrocarbyldithiophosphates'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978Patents assigned to COOPER & CO LTD EDWIN (1)· patent assignee history
1978–1998Based in Manchester, MO, US· patent location history
1979–1985Patents assigned to COOPER EDWIN INC (13)· patent assignee history
1981–1997Patents assigned to ETHYL CORP (3)· patent assignee history
1986–1998Patents assigned to ETHYL PETROLEUM ADDITIVES INC (12)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| COOPER EDWIN INC | 13 | 1979–1985 |
| ETHYL PETROLEUM ADDITIVES INC | 12 | 1986–1998 |
| ETHYL CORP | 3 | 1981–1997 |
| COOPER & CO LTD EDWIN | 1 | 1978 |
Locations
| Location | Patents | Span |
|---|---|---|
| Manchester, MO, US | 29 | 1978–1998 |