US2785456A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Locking device for removable cutter blades
Assignee: Individual
•
Filing: 1954-05-14
•
Granted: 1957-03-19
•
Expires: 1974-05-14
Abstract
No abstract record available.
Inventors
- 👤 Gairing Emil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:06
CPC Classifications
B; B23; B23C; B23C5/00; B23C5/16; B23C5/20; B23C5/22; B23C5/2265; B23C5/2269; Y; Y10; Y10T; Y10T407/00; Y10T407/19; Y10T407/1906; Y10T407/1934; Y10T407/1938
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USRE21068E
Cited
US895219A
Cited
US1420171A
Cited
US1549634A
Cited
US2037642A
Cited
US2178589A
Cited
US2229112A
Cited
US2245446A
Cited
US2257169A
Cited
US2331555A
Cited
US2435287A
Cited
US2583309A
Cited
GB626812A
Cited
US2547789A
Cited
US2567167A
Cited
GB695089A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-03-18 | 1960-09-17 | 1961-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-03-18 | 1964-09-17 | 1965-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-03-18 | 1968-09-17 | 1969-03-19 | $7700.00 | Window Closed / Lapsed |