US2300308A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Screw driver
Assignee: Individual
•
Filing: 1941-01-13
•
Granted: 1942-10-27
•
Expires: 1961-01-13
Abstract
No abstract record available.
Inventors
- 👤 Ojalvo Edmond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:28
CPC Classifications
B; B25; B25B; B25B23/00; B25B23/02; B25B23/08; B25B23/12; B25B15/00; B25B15/001; B25B15/004; B25B15/007; Y; Y10; Y10S; Y10S81/00; Y10S81/90
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) | 1945-10-26 | 1946-04-27 | 1946-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-10-26 | 1950-04-27 | 1950-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-10-26 | 1954-04-27 | 1954-10-27 | $7700.00 | Window Closed / Lapsed |