US2620549A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for cutting gears
Assignee: Process Gear & Machine Co
•
Filing: 1946-03-02
•
Granted: 1952-12-09
•
Expires: 1966-03-02
Abstract
No abstract record available.
Inventors
- 👤 Alfred W Klomp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:19
CPC Classifications
B; B23; B23F; B23F21/00; B23F21/12; B23F23/00; B23F23/08; B23F5/00; B23F5/20; Y; Y10; Y10T; Y10T407/00; Y10T407/17
Claims Analysis
Total Claims: 0
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US2333156A
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US2377329A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-09 | 1956-06-09 | 1956-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-09 | 1960-06-09 | 1960-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-09 | 1964-06-09 | 1964-12-09 | $7700.00 | Window Closed / Lapsed |