US2379878A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stud driving and testing mechanism
Assignee: Individual
•
Filing: 1942-11-05
•
Granted: 1945-07-10
•
Expires: 1962-11-05
Abstract
No abstract record available.
Inventors
- 👤 Wilhelm B Bronander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:45
CPC Classifications
B; B25; B25B; B25B27/00; B25B27/14; B23; B23P; B23P19/00; B23P19/04; B23P19/06; B25B23/00; B25B23/02; B25B23/08; B25B23/10; B25B23/103; Y; Y10; Y10T; Y10T279/00; Y10T279/12; Y10T279/1241; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19251; Y10T74/19256; Y10T74/19274; Y10T74/19633
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) | 1948-07-09 | 1949-01-08 | 1949-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-07-09 | 1953-01-08 | 1953-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-07-09 | 1957-01-08 | 1957-07-10 | $7700.00 | Window Closed / Lapsed |