Patent US3569965A successfully refreshed from Google Patents.
Patent US2107174A successfully refreshed from Google Patents.
US2107174A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jigsaw
Assignee: Individual
•
Filing: 1934-01-17
•
Granted: 1938-02-01
•
Expires: 1954-01-17
Abstract
No abstract record available.
Inventors
- 👤 John E Boice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:23
CPC Classifications
B; B23; B23D; B23D49/00; B23D49/007; B23D51/00; B23D51/16; B23D51/162; B23D59/00; B23D59/006; B23D59/0062; Y; Y10; Y10S; Y10S29/00; Y10S29/082; Y10T; Y10T83/00; Y10T83/263; Y10T83/849; Y10T83/853; Y10T83/855; Y10T83/856; Y10T83/857; Y10T83/869; Y10T83/8775
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) | 1941-01-31 | 1941-08-02 | 1942-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-01-31 | 1945-08-02 | 1946-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-01-31 | 1949-08-02 | 1950-02-01 | $7700.00 | Window Closed / Lapsed |