US1979987A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crank and connecting rod connection
Assignee: Individual
•
Filing: 1932-08-10
•
Granted: 1934-11-06
•
Expires: 1952-08-10
Abstract
No abstract record available.
Inventors
- 👤 Bernard C Mullin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:17
CPC Classifications
F; F16; F16H; F16H21/00; F16H21/10; F16H21/16; F16H21/18; F16H21/22; F16H21/28; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18144; Y10T74/21; Y10T74/2142; Y10T74/2173
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) | 1937-11-05 | 1938-05-07 | 1938-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-11-05 | 1942-05-07 | 1942-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-11-05 | 1946-05-07 | 1946-11-06 | $7700.00 | Window Closed / Lapsed |