US1490069A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluted tool
Assignee: GAMMONS-HOLMAN Co
•
Filing: 1921-05-02
•
Granted: 1924-04-08
•
Expires: 1941-05-02
Abstract
No abstract record available.
Inventors
- 👤 William B Gammons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:49
CPC Classifications
B; B23; B23D; B23D77/00; Y; Y10; Y10T; Y10T408/00; Y10T408/89; Y10T408/905; Y10T408/909; Y10T408/9095; Y10T408/9097
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) | 1927-04-08 | 1927-10-08 | 1928-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-04-08 | 1931-10-08 | 1932-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-04-08 | 1935-10-08 | 1936-04-08 | $7700.00 | Window Closed / Lapsed |