US3535638A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical unit for use in testing or repairing television receiver sets including means for detachable fastening to the set
Assignee: NILO A MICHELIN
•
Filing: 1967-12-20
•
Granted: 1970-10-20
•
Expires: 1987-12-20
Abstract
No abstract record available.
Inventors
- 👤 Nilo A Michelin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:29
CPC Classifications
H; H01; H01R; H01R25/00; H01R25/003; F; F21; F21V; F21V33/00; H01R13/00; H01R13/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2167209A
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US2548991A
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US2484092A
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US2581497A
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US2721717A
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US2622214A
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US2696607A
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US2705773A
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US2752563A
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US2794167A
Cited
US3130366A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-19 | 1974-04-20 | 1974-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-19 | 1978-04-20 | 1978-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-19 | 1982-04-20 | 1982-10-20 | $7700.00 | Window Closed / Lapsed |