US2962655A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quality control apparatus
Assignee: GTE Sylvania Inc
•
Filing: 1955-11-04
•
Granted: 1960-11-29
•
Expires: 1975-11-04
Abstract
No abstract record available.
Inventors
- 👤 Harold I Wiley
- 👤 Erle H Dodge
- 👤 Jr Marcellus N Gilbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:52
CPC Classifications
H; H01; H01J; H01J9/00; H01J9/42; G; G01; G01R; G01R31/00; G01R31/24; G01R31/245; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53022; Y10T29/53087
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1626359A
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US2217342A
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US2312357A
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US2315287A
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US2402662A
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US2679317A
Cited
US2587664A
Cited
US2757062A
Cited
GB725199A
Cited
US2769958A
Cited
US2767675A
Cited
US2848107A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-29 | 1964-05-30 | 1964-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-29 | 1968-05-30 | 1968-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-29 | 1972-05-30 | 1972-11-29 | $7700.00 | Window Closed / Lapsed |