Patent US6356226B1 successfully refreshed from Google Patents.
US1685442A
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Method of producing bevel gears
Assignee: Gleason Works
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Filing: 1926-06-03
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Granted: 1928-09-25
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Expires: 1946-06-03
Abstract
No abstract record available.
Inventors
- 👤 Wildhaber Ernest
- 👤 Allan H Candee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:38
CPC Classifications
B; B23; B23F; B23F9/00; B23F9/08; B23F9/10; B23F17/00; B23F17/001; B23F19/00; B23F19/002; B23F19/005; B23F9/105; Y; Y10; Y10T; Y10T409/00; Y10T409/10; Y10T409/101431; Y10T409/103816; Y10T409/103975; Y10T74/00; Y10T74/19; Y10T74/19949; Y10T74/19958
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) | 1931-09-25 | 1932-03-26 | 1932-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-09-25 | 1936-03-26 | 1936-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-09-25 | 1940-03-26 | 1940-09-25 | $7700.00 | Window Closed / Lapsed |