C10M 133/34
Containing a nitroso group
Official title: containing a nitroso group
C10M133/34 (Containing a nitroso group) appears on 3 US grants and 0 published applications in this corpus.
Search patents in C10M- Granted patents
- 3
- Published applications
- 0
- Assignees
- 1
- Inventors
- 6
- Latest grant
- 3 Nov 1992
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Dispersant, VI improver and antioxidant additive, and lubricating oil composition containing same3 Nov 1992US 5,160,446 ATexaco Inc.
- Dispersant anti-oxidant VI improver and lubricating oil composition containing same14 Aug 1990US 4,948,524 ATexaco Inc.
- Dispersant/antioxidant VII lubricant additive17 Jul 1990US 4,941,985 ATexaco Inc.
No published applications in this class yet.
Most cited
By later US patents
- Dispersant/antioxidant VII lubricant additive10US 4,941,985 ATexaco Inc. · 1990
- Dispersant, VI improver and antioxidant additive, and lubricating oil composition containing same6US 5,160,446 ATexaco Inc. · 1992
- Dispersant anti-oxidant VI improver and lubricating oil composition containing same3US 4,948,524 ATexaco Inc. · 1990