US1849810A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hob and method of cutting for tapered gears
Assignee: Individual
•
Filing: 1929-01-30
•
Granted: 1932-03-15
•
Expires: 1949-01-30
Abstract
No abstract record available.
Inventors
- 👤 Oliver G Simmons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 00:22
CPC Classifications
B; B23; B23F; B23F5/00; B23F5/20; B23F5/24; Y; Y10; Y10T; Y10T407/00; Y10T407/17; Y10T407/1715; Y10T407/173; Y10T409/00; Y10T409/10; Y10T409/101431; Y10T409/10159; Y10T409/101749
Claims Analysis
Total Claims: 0
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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) | 1935-03-15 | 1935-09-14 | 1936-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-03-15 | 1939-09-14 | 1940-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-03-15 | 1943-09-14 | 1944-03-15 | $7700.00 | Window Closed / Lapsed |