US2898780A
Expired / Lapsed
US
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Index mechanism for a gear machine or the like
Assignee: Gleason Works
•
Filing: 1956-07-02
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Granted: 1959-08-11
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Expires: 1976-07-02
Abstract
No abstract record available.
Inventors
- 👤 Leonard O Carlsen
- 👤 Adolph H Krastel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:10
CPC Classifications
B; B23; B23F; B23F23/00; B23F23/08; B23Q; B23Q16/00; B23Q16/02; B23Q16/04; B23Q16/06; B23Q16/065; Y; Y10; Y10T; Y10T74/00; Y10T74/14; Y10T74/1418; Y10T74/1424; Y10T74/1441; Y10T74/15; Y10T74/1526; Y10T74/1532; Y10T74/1558; Y10T74/1584
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-10 | 1963-02-09 | 1963-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-10 | 1967-02-09 | 1967-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-10 | 1971-02-09 | 1971-08-11 | $7700.00 | Window Closed / Lapsed |