US1389692A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmission mechanism
Assignee: Individual
•
Filing: 1919-12-05
•
Granted: 1921-09-06
•
Expires: 1939-12-05
Abstract
No abstract record available.
Inventors
- 👤 Gordon R Pennington
- 👤 Samuel K Wellman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 02:43
CPC Classifications
B; B62; B62D; B62D11/00; B62D11/02; B62D11/06; B62D11/10; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19074; Y10T74/19112; Y10T74/19116; Y10T74/19219; Y10T74/19293; Y10T74/19298; Y10T74/19307; Y10T74/20; Y10T74/20006; Y10T74/20012
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) | 1924-09-05 | 1925-03-07 | 1925-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-09-05 | 1929-03-07 | 1929-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-09-05 | 1933-03-07 | 1933-09-06 | $7700.00 | Window Closed / Lapsed |