Patent US2364065A successfully refreshed from Google Patents.
US2364065A
Expired / Lapsed
US
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Gear shaping machine
Assignee: Individual
•
Filing: 1941-05-08
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Granted: 1944-12-05
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Expires: 1961-05-08
Abstract
No abstract record available.
Inventors
- 👤 Frederichs Georg Gert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:27
CPC Classifications
B; B23; B23F; B23F5/00; B23F5/12; B23F5/16; B23F5/166; B23F23/00; B23F23/12; B23F23/1237; B23F23/1287; Y; Y10; Y10T; Y10T409/00; Y10T409/10; Y10T409/101431; Y10T409/10477; Y10T409/105088; Y10T409/105247
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) | 1947-12-05 | 1948-06-05 | 1948-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-12-05 | 1952-06-05 | 1952-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-12-05 | 1956-06-05 | 1956-12-05 | $7700.00 | Window Closed / Lapsed |