US3536624A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grease compositions of fluorocarbon polyethers thickened with polyeluorophenylene polymers
Assignee: United States Department of the Air Force
•
Filing: 1968-05-08
•
Granted: 1970-10-27
•
Expires: 1988-05-08
Abstract
No abstract record available.
Inventors
- 👤 John B Christian
- 👤 Christ Tamborski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:01
CPC Classifications
C; C10; C10M; C10M7/00; C10M2211/00; C10M2211/06; C10M2213/00; C10M2213/02; C10M2213/04; C10M2213/06; C10M2213/062; C10N; C10N2030/00; C10N2030/08; C10N2040/00; C10N2040/12; C10N2040/13; C10N2050/00; C10N2050/08; C10N2050/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2915471A
Cited
US3242218A
Cited
US3214478A
Cited
US3248326A
Cited
US3262879A
Cited
US3432432A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-26 | 1974-04-27 | 1974-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-26 | 1978-04-27 | 1978-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-26 | 1982-04-27 | 1982-10-27 | $7700.00 | Window Closed / Lapsed |