Patent US1133516A successfully refreshed from Google Patents.
US1133516A
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Machine for cutting spiral teeth on conical gear-blanks.
Assignee: Timken Detroit Axle Co
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Filing: 1914-04-13
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Granted: 1915-03-30
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Expires: 1934-04-13
Abstract
No abstract record available.
Inventors
- 👤 Robert B Weaver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:59
CPC Classifications
B; B23; B23F; B23F9/00; B23F9/08; B23F9/10; B23F9/105; Y; Y10; Y10T; Y10T409/00; Y10T409/10; Y10T409/101431; Y10T409/103816; Y10T409/104134; Y10T409/104293; Y10T409/107791; Y10T409/108109; Y10T409/108268; 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) | 1918-03-29 | 1918-09-28 | 1919-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1922-03-29 | 1922-09-28 | 1923-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1926-03-29 | 1926-09-28 | 1927-03-30 | $7700.00 | Window Closed / Lapsed |