US1738642A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bolt-finishing machine
Assignee: Individual
•
Filing: 1925-03-13
•
Granted: 1929-12-10
•
Expires: 1945-03-13
Abstract
No abstract record available.
Inventors
- 👤 Crehan Hubert
- 👤 William A Crehan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 05:10
CPC Classifications
B; B23; B23G; B23G7/00; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5124; Y10T29/5127; Y10T29/513; Y10T408/00; Y10T408/36; Y10T408/38; Y10T408/3806; Y10T408/3809; Y10T408/381
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) | 1932-12-09 | 1933-06-10 | 1933-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-12-09 | 1937-06-10 | 1937-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-12-09 | 1941-06-10 | 1941-12-10 | $7700.00 | Window Closed / Lapsed |