Patent US2285846A successfully refreshed from Google Patents.
US2285846A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slitting device
Assignee: Cameron Machine Co
•
Filing: 1941-05-02
•
Granted: 1942-06-09
•
Expires: 1961-05-02
Abstract
No abstract record available.
Inventors
- 👤 William M Stocker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:58
CPC Classifications
D; D06; D06H; D06H7/00; D06H7/04; B; B26; B26D; B26D1/00; B26D1/01; B26D1/12; B26D1/14; B26D1/24; B26D1/245; B26D3/00; B26D3/16; B26D3/161; B26D7/00; B26D7/26; B26D7/2614; B26D7/2621; B65; B65H; B65H18/00; B65H18/08; B65H18/14; B65H18/20; B65H19/00; B65H19/22; B65H19/2284; B65H2301/00; B65H2301/40; B65H2301/41; B65H2301/414; B65H2301/4148; Y; Y10; Y10T; Y10T83/00; Y10T83/768; Y10T83/7751; Y10T83/7809; Y10T83/783; Y10T83/7834
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) | 1945-06-08 | 1945-12-08 | 1946-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-06-08 | 1949-12-08 | 1950-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-06-08 | 1953-12-08 | 1954-06-09 | $7700.00 | Window Closed / Lapsed |