US2615346A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmission
Assignee: Borg Warner Corp
•
Filing: 1945-10-29
•
Granted: 1952-10-28
•
Expires: 1965-10-29
Abstract
No abstract record available.
Inventors
- 👤 John M Simpson
- 👤 Donald W Kelbel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:28
CPC Classifications
F; F16; F16H; F16H59/00; F16H59/02; F16H59/04; F16H59/042; F16H63/00; F16H63/02; F16H63/08; F16H63/20; F16H63/30; F16H63/3016; F16H63/34; F16H63/36; F16H2063/208; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19242; Y10T74/19251; Y10T74/19377; Y10T74/19414; Y10T74/1947; Y10T74/19474; Y10T74/19479; Y10T74/20; Y10T74/20012; Y10T74/20018
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-28 | 1956-04-28 | 1956-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-28 | 1960-04-28 | 1960-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-28 | 1964-04-28 | 1964-10-28 | $7700.00 | Window Closed / Lapsed |