US2327296A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of cutting gears, splined shafts, and the like
Assignee: Gleason Works
•
Filing: 1940-10-29
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Granted: 1943-08-17
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Expires: 1960-10-29
Abstract
No abstract record available.
Inventors
- 👤 Wildhaber Ernest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:29
CPC Classifications
B; B23; B23F; B23F21/00; B23F21/24; B23F1/00; B23F1/08; B23F15/00; Y; Y10; Y10T; Y10T409/00; Y10T409/10; Y10T409/107791; Y10T409/10795; Y10T409/109063; Y10T409/109222
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) | 1946-08-16 | 1947-02-15 | 1947-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-08-16 | 1951-02-15 | 1951-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-08-16 | 1955-02-15 | 1955-08-17 | $7700.00 | Window Closed / Lapsed |