Patent US2014049A successfully refreshed from Google Patents.
Patent US1472960A successfully refreshed from Google Patents.
US1472960A
Expired / Lapsed
US
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Disk cutter having staggered series of side teeth
Assignee: O K TOOL CO
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Filing: 1922-10-28
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Granted: 1923-11-06
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Expires: 1942-10-28
Abstract
No abstract record available.
Inventors
- 👤 George W Conklin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:26
CPC Classifications
B; B23; B23C; B23C5/00; B23C5/16; B23C5/20; B23C5/22; B23C5/2265; B23F; B23F21/00; B23F21/12; B23F21/14; B23F21/143; B23F21/146; Y; Y10; Y10T; Y10T407/00; Y10T407/17; Y10T407/1745; Y10T407/19; Y10T407/1906; Y10T407/1934; Y10T407/1938; Y10T407/1952; Y10T407/1956
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) | 1926-11-05 | 1927-05-07 | 1927-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-11-05 | 1931-05-07 | 1931-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-11-05 | 1935-05-07 | 1935-11-06 | $7700.00 | Window Closed / Lapsed |