Inventor
Harold S. Magaha
Inventor
St. Peters, MO, US
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C10Mprimary
C10MLubricating compositions44%
C10NIndexing scheme associated with subclass c10m relating to lubricating compositions33%
C07DHeterocyclic compounds11%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium11%
PatentTitleYear
4,778,906'Process for the preparation of zinc dialkyldithiophosphate'19884,647,389'Anti-friction additives for lubricating oils'19874,554,086'Borate esters of hydrocarbyl-substituted mono- and bis-succinimides containing polyamine chain linked hydroxyacyl groups and lubricating oil compositions containing same'19854,482,464'Hydrocarbyl-substituted mono- and bis-succinimide having polyamine chain linked hydroxyacyl radicals and mineral oil compositions containing same'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984–1988Patents assigned to TEXACO INC (4)· patent assignee history
1984Based in Wappingers Falls, NY, US· patent location history
1985Based in Poughkeepsie, NY, US· patent location history
1987–1988Based in St. Peters, MO, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TEXACO INC | 4 | 1984–1988 |
Locations
| Location | Patents | Span |
|---|---|---|
| St. Peters, MO, US | 2 | 1987–1988 |
| Poughkeepsie, New York, US | 1 | 1985 |
| Wappingers Falls, New York, US | 1 | 1984 |