US2835143A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmission
Assignee: Borg Warner Corp
•
Filing: 1950-08-30
•
Granted: 1958-05-20
•
Expires: 1970-08-30
Abstract
No abstract record available.
Inventors
- 👤 Donald W Kelbel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 07:53
CPC Classifications
B; B60; B60K; B60K17/00; B60K17/34; B60K17/344; F; F16; F16H; F16H61/00; F16H61/02; F16H2708/00; F16H2708/02; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19074; Y10T74/19112; Y10T74/19116; Y10T74/1914; Y10T74/19167; Y10T74/19219; Y10T74/19284
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1850340A
Cited
US2043783A
Cited
US2107072A
Cited
US2277799A
Cited
US2354300A
Cited
US2403378A
Cited
US2443084A
Cited
US2450896A
Cited
US2415758A
Cited
US2512036A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-19 | 1961-11-18 | 1962-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-19 | 1965-11-18 | 1966-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-19 | 1969-11-18 | 1970-05-20 | $7700.00 | Window Closed / Lapsed |