US2122676A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmission for piston and crankshaft assemblies
Assignee: Individual
•
Filing: 1936-05-12
•
Granted: 1938-07-05
•
Expires: 1956-05-12
Abstract
No abstract record available.
Inventors
- 👤 Russell L Bourke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:47
CPC Classifications
F; F02; F02B; F02B75/00; F02B75/16; F02B75/18; F02B75/24; F01; F01B; F01B9/00; F01B9/02; F01B9/023; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18248; Y10T74/18256
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) | 1941-07-04 | 1942-01-03 | 1942-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-07-04 | 1946-01-03 | 1946-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-07-04 | 1950-01-03 | 1950-07-05 | $7700.00 | Window Closed / Lapsed |