US1495067A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hob having side-tooth inserts
Assignee: O K TOOL CO
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Filing: 1922-12-22
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Granted: 1924-05-20
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Expires: 1942-12-22
Abstract
No abstract record available.
Inventors
- 👤 George W Conklin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:41
CPC Classifications
B; B23; B23F; B23F21/00; B23F21/12; B23F21/16; B23F21/163; B23F21/166; Y; Y10; Y10T; Y10T407/00; Y10T407/17; Y10T407/1715; Y10T407/1725; Y10T407/19; Y10T407/1902; Y10T407/22; Y10T407/2268; Y10T407/2272; Y10T407/2282; Y10T407/2284; Y10T407/24
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) | 1927-05-20 | 1927-11-19 | 1928-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-05-20 | 1931-11-19 | 1932-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-05-20 | 1935-11-19 | 1936-05-20 | $7700.00 | Window Closed / Lapsed |