Assignee
COOPER & CO LTD EDWIN
21 granted patents·447 citations·filing 1973–1982
Top patents by PatentIndex Score
21 records- 0197US3954808AMethylene bis-phenol alkanoic acid compoundsCOOPER & CO LTD EDWIN·Filed 1973·Granted May 4, 1976·93 cites·7 claims
- 0294US4147640ALubricant compositionCOOPER & CO LTD EDWIN·Filed 1977·Granted Apr 3, 1979·78 cites·24 claims
- 0390US4083791ALubricating oil containing reaction products of polyisobutylphenol, esters of chloroacetic acid, and ethylene polyamineCOOPER & CO LTD EDWIN·Filed 1976·Granted Apr 11, 1978·47 cites·6 claims
- 0484US4070370APolyester lubricant additives, their preparation and compositions containing themCOOPER & CO LTD EDWIN·Filed 1974·Granted Jan 24, 1978·30 cites·13 claims
- 0583US3966807ALubricant additives, their preparation and compositions containing themCOOPER & CO LTD EDWIN·Filed 1974·Granted Jun 29, 1976·20 cites·15 claims
- 0678US4051049ALubricating oil containing alkanoic amide or ester-bridged hydrocarbyl substituted phenolsCOOPER & CO LTD EDWIN·Filed 1976·Granted Sep 27, 1977·21 cites·10 claims
- 0774US4097474AProcess for sulfurizing norbornenyl compoundsCOOPER & CO LTD EDWIN·Filed 1976·Granted Jun 27, 1978·15 cites·40 claims
- 0871US4188297ALubricant additiveCOOPER & CO LTD EDWIN·Filed 1978·Granted Feb 12, 1980·14 cites·58 claims
- 0970US4046802AProcess for making a high molecular weight alkylphenoxy substituted aliphatic carboxylic esterCOOPER & CO LTD EDWIN·Filed 1976·Granted Sep 6, 1977·17 cites·15 claims
- 1068US4119552ALubricant additiveCOOPER & CO LTD EDWIN·Filed 1977·Granted Oct 10, 1978·20 cites·22 claims
- 1163US4028117ACorrosion inhibitorsCOOPER & CO LTD EDWIN·Filed 1975·Granted Jun 7, 1977·18 cites·8 claims
- 1262US4206062AOverbasing chemical processCOOPER & CO LTD EDWIN·Filed 1978·Granted Jun 3, 1980·15 cites·34 claims
- 1361US4401581ANitrogen-containing ashless dispersants and lubricating oil composition containing sameCOOPER & CO LTD EDWIN·Filed 1982·Granted Aug 30, 1983·15 cites·13 claims
- 1461US4165292ALubricant corrosion inhibitorCOOPER & CO LTD EDWIN·Filed 1978·Granted Aug 21, 1979·14 cites·13 claims
- 1555US4144247ALubricating oil additivesCOOPER & CO LTD EDWIN·Filed 1976·Granted Mar 13, 1979·10 cites·6 claims
- 1650US4019991ASulphur containing lubricating oil additivesCOOPER & CO LTD EDWIN·Filed 1975·Granted Apr 26, 1977·8 cites·27 claims
- 1742US4002568ALubricating oil compositionsCOOPER & CO LTD EDWIN·Filed 1974·Granted Jan 11, 1977·3 cites·7 claims
- 1838US4141846ALubricant additiveCOOPER & CO LTD EDWIN·Filed 1977·Granted Feb 27, 1979·2 cites·24 claims
- 1935US4012331ASulphur compoundsCOOPER & CO LTD EDWIN·Filed 1975·Granted Mar 15, 1977·3 cites·17 claims
- 2035US3975465AHeterocyclic phosphorus compoundsCOOPER & CO LTD EDWIN·Filed 1975·Granted Aug 17, 1976·1 cites·11 claims
- 2132US4092341AProcess of making an oil solution of zinc dihydrocarbyldithiophosphatesCOOPER & CO LTD EDWIN·Filed 1977·Granted May 30, 1978·3 cites·4 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →