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US2582408A
Expired / Lapsed
US
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Gear testing machine
Assignee: Gleason Works
•
Filing: 1948-02-03
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Granted: 1952-01-15
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Expires: 1968-02-03
Abstract
No abstract record available.
Inventors
- 👤 Oliver F Bauer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:35
CPC Classifications
B; B23; B23F; B23F19/00; B23F19/02; B23F19/025; B23F23/00; B23F23/10; B23F23/12; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19623
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1840231A
Cited
GB342406A
Cited
US1966172A
Cited
US1881999A
Cited
US2092721A
Cited
US2326368A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-14 | 1955-07-16 | 1956-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-14 | 1959-07-16 | 1960-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-14 | 1963-07-16 | 1964-01-15 | $7700.00 | Window Closed / Lapsed |