US2019073A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clutch mechanism
Assignee: White Motor Co
•
Filing: 1931-12-30
•
Granted: 1935-10-29
•
Expires: 1951-12-30
Abstract
No abstract record available.
Inventors
- 👤 Rolland M Cooper
- 👤 William R Spiller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:12
CPC Classifications
F; F16; F16H; F16H63/00; F16H63/02; F16H63/04; F16D; F16D23/00; F16D23/02; F16D23/04; F16D23/06; F16H63/30; F16H2063/3089; F16H63/3016; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18216; Y10T74/18224; Y10T74/18856; Y10T74/18864; Y10T74/19; Y10T74/19167; Y10T74/19219; Y10T74/19284; Y10T74/19377; Y10T74/19414; Y10T74/19419; Y10T74/19442; Y10T74/19451; Y10T74/19456; Y10T74/20; Y10T74/20012; Y10T74/20018; Y10T74/20085
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1938-10-28 | 1939-04-29 | 1939-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-10-28 | 1943-04-29 | 1943-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-10-28 | 1947-04-29 | 1947-10-29 | $7700.00 | Window Closed / Lapsed |