US3088311A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air system timer
Assignee: Berg Airlectro Products Co
•
Filing: 1959-05-07
•
Granted: 1963-05-07
•
Expires: 1979-05-07
Abstract
No abstract record available.
Inventors
- 👤 Harold L Dobrikin
- 👤 Edward J Brodl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:44
CPC Classifications
G; G04; G04F; G04F8/00; G04F8/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2294031A
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US2203908A
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US2366548A
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US2472973A
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US2544685A
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US2682770A
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US2630171A
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US2672602A
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US2904996A
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US2906928A
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US2923861A
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US2908848A
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US2893236A
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US2872806A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-06 | 1966-11-05 | 1967-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-06 | 1970-11-05 | 1971-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-06 | 1974-11-05 | 1975-05-07 | $7700.00 | Window Closed / Lapsed |