US1548835A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for removing broken wood screws
Assignee: Individual
•
Filing: 1923-11-27
•
Granted: 1925-08-11
•
Expires: 1943-11-27
Abstract
No abstract record available.
Inventors
- 👤 Elsamur S French
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:06
CPC Classifications
B; B25; B25B; B25B27/00; B25B27/14; B25B27/18; B25B23/00; B25B23/02; B25B23/08; B25B23/10; B25B23/103; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49815; Y10T29/49822; Y10T29/53; Y10T29/53909; Y10T29/53943; Y10T29/53952; Y10T29/53957
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1928-08-10 | 1929-02-09 | 1929-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1932-08-10 | 1933-02-09 | 1933-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1936-08-10 | 1937-02-09 | 1937-08-11 | $7700.00 | Window Closed / Lapsed |