US2983141A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gear inspection apparatus
Assignee: Motors Liquidation Co
•
Filing: 1954-10-25
•
Granted: 1961-05-09
•
Expires: 1974-10-25
Abstract
No abstract record available.
Inventors
- 👤 George M Vanator
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:49
CPC Classifications
G; G01; G01B; G01B7/00; G01B7/28; G01N; G01N27/00; G01N27/72; G01N27/82
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2303424A
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US2331733A
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CH248522A
Cited
US2531414A
Cited
GB641732A
Cited
GB666898A
Cited
US2805677A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-08 | 1964-11-07 | 1965-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-08 | 1968-11-07 | 1969-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-08 | 1972-11-07 | 1973-05-09 | $7700.00 | Window Closed / Lapsed |