Patent US2682204A successfully refreshed from Google Patents.
US2682204A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine tool
Assignee: Gleason Works
•
Filing: 1953-04-01
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Granted: 1954-06-29
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Expires: 1973-04-01
Abstract
No abstract record available.
Inventors
- 👤 Leonard O Carlsen
- 👤 Adolph H Krastel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:06
CPC Classifications
B; B23; B23F; B23F5/00; B23F5/12; Y; Y10; Y10T; Y10T409/00; Y10T409/50; Y10T409/509348; Y10T409/509676; Y10T409/50984
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) | 1957-06-28 | 1957-12-28 | 1958-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-28 | 1961-12-28 | 1962-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-28 | 1965-12-28 | 1966-06-29 | $7700.00 | Window Closed / Lapsed |