US2776370A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulse width discriminator
Assignee: Individual
•
Filing: 1952-06-27
•
Granted: 1957-01-01
•
Expires: 1972-06-27
Abstract
No abstract record available.
Inventors
- 👤 Harold N Beveridge
- 👤 Kenneth T Larkin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:13
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/04; H04N5/08; H04N5/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2210523A
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US2275930A
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US2418127A
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US2551595A
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US2391776A
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US2430154A
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US2506124A
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US2517618A
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US2545464A
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US2634346A
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US2539374A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-01 | 1960-07-02 | 1961-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-01 | 1964-07-02 | 1965-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-01 | 1968-07-02 | 1969-01-01 | $7700.00 | Window Closed / Lapsed |