Patent US1869151A successfully refreshed from Google Patents.
Patent JPS529647A successfully refreshed from Google Patents.
Patent US3476935A successfully refreshed from Google Patents.
Patent US1280141A successfully refreshed from Google Patents.
Patent US2689490A successfully refreshed from Google Patents.
US2689490A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmission
Assignee: Borg Warner Corp
•
Filing: 1951-07-31
•
Granted: 1954-09-21
•
Expires: 1971-07-31
Abstract
No abstract record available.
Inventors
- 👤 John W Holdeman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:22
CPC Classifications
F; F16; F16H; F16H3/00; F16H3/44; F16H3/62; F16H3/66; F16H3/663; F16H2200/00; F16H2200/20; F16H2200/2002; F16H2200/2007
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US782547A
Cited
US1404675A
Cited
US2127655A
Cited
US2164729A
Cited
US2395459A
Cited
US2551746A
Cited
US2546378A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-20 | 1958-03-22 | 1958-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-20 | 1962-03-22 | 1962-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-20 | 1966-03-22 | 1966-09-21 | $7700.00 | Window Closed / Lapsed |