US2099674A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for grinding gears
Assignee: Gleason Works
•
Filing: 1934-11-06
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Granted: 1937-11-23
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Expires: 1954-11-06
Abstract
No abstract record available.
Inventors
- 👤 Edward W Bullock
- 👤 Clarence T Galloway
- 👤 Leonard O Carlsen
- 👤 Robert S Condon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:58
CPC Classifications
B; B23; B23F; B23F9/00; B23F9/02; B23F9/025; B23F23/00; B23F23/08; B23F23/12; B23F23/1225; B23F23/1237; B23F23/1268
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) | 1940-11-22 | 1941-05-24 | 1941-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-11-22 | 1945-05-24 | 1945-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-11-22 | 1949-05-24 | 1949-11-23 | $7700.00 | Window Closed / Lapsed |