US2681891A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic transmission fluid
Assignee: Texaco Inc
•
Filing: 1951-11-27
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Granted: 1954-06-22
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Expires: 1971-11-27
Abstract
No abstract record available.
Inventors
- 👤 Louis B Bos
- 👤 Frederic C Mccoy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:38
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2209/00; C10M2209/02; C10M2209/08; C10M2209/084; C10M2219/00; C10M2219/04; C10M2219/044; C10M2219/06; C10M2219/062; C10M2219/066; C10M2219/068; C10M2225/00; C10M2225/04; C10M2225/041; C10M2229/00; C10M2229/02; C10M2229/04; C10M2229/041; C10M2229/05; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2010/06; C10N2010/08; C10N2020/00; C10N2020/01; C10N2040/00; C10N2040/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
18 words
A HYDRAULIC TRANSMISSION FLUID ADAPTED FOR AUTOMATIC TRANSMISSIONS CONSISTING ESSENTIALLY OF THE FOLLOWING CONSTITUENTS IN PERCENTAGE BY WEIGHT.
Claim 2
Dependent Claim
18 words
A HYDRAULIC TRANSMISSION FLUID ADAPTED FOR AUTOMATIC TRANSMISSIONS CONSISTING ESSENTIALLY OF THE FOLLOWING CONSTITUENTS IN PERCENTAGE BY WEIGHT.
References Cited (Backward Citations)
US2316080A
Cited
US2375007A
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US2450633A
Cited
US2504552A
Cited
US2459717A
Cited
US2636858A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-06-21 | 1957-12-21 | 1958-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-21 | 1961-12-21 | 1962-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-21 | 1965-12-21 | 1966-06-22 | $7700.00 | Window Closed / Lapsed |