Patent US1036199A successfully refreshed from Google Patents.
US1036199A
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Method of cutting helical gear-wheels.
Assignee: Gould & Eberhardt
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Filing: 1910-11-15
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Granted: 1912-08-20
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Expires: 1930-11-15
Abstract
No abstract record available.
Inventors
- 👤 Frederick L Eberhardt
- 👤 William F Zimmermann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:34
CPC Classifications
B; B23; B23F; B23F5/00; B23F5/20; B23F5/22; Y; Y10; Y10T; 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) | 1915-08-20 | 1916-02-19 | 1916-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1919-08-20 | 1920-02-19 | 1920-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1923-08-20 | 1924-02-19 | 1924-08-20 | $7700.00 | Window Closed / Lapsed |