US2863053A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Height gate generators or the like
Assignee: Hoffman Electronics Corp
•
Filing: 1954-10-26
•
Granted: 1958-12-02
•
Expires: 1974-10-26
Abstract
No abstract record available.
Inventors
- 👤 Lloyd C Downes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:36
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2258370A
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US2261776A
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US2586605A
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US2577536A
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US2447799A
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US2697797A
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US2689347A
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US2515464A
Cited
US2500788A
Cited
US2645713A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-01 | 1962-06-02 | 1962-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-01 | 1966-06-02 | 1966-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-01 | 1970-06-02 | 1970-12-02 | $7700.00 | Window Closed / Lapsed |