US1670514A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Skiving machine
Assignee: HARRY H BECKWITH
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Filing: 1921-02-24
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Granted: 1928-05-22
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Expires: 1941-02-24
Abstract
No abstract record available.
Inventors
- 👤 Elmer E Lane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:08
CPC Classifications
A; A43; A43D; A43D8/00; A43D8/32; A43D8/34; A43D8/46; A43D8/48; Y; Y10; Y10T; Y10T83/00; Y10T83/02; Y10T83/0267; Y10T83/0274; Y10T83/202; Y10T83/2066; Y10T83/207; Y10T83/303; Y10T83/647; Y10T83/6572; Y10T83/6576; Y10T83/6584; Y10T83/6635; Y10T83/6636; Y10T83/707; Y10T83/7264; Y10T83/727
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) | 1931-05-22 | 1931-11-21 | 1932-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-05-22 | 1935-11-21 | 1936-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-05-22 | 1939-11-21 | 1940-05-22 | $7700.00 | Window Closed / Lapsed |