US2704336A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulse counting tube
Assignee: Individual
•
Filing: 1951-01-03
•
Granted: 1955-03-15
•
Expires: 1971-01-03
Abstract
No abstract record available.
Inventors
- 👤 Kazan Benjamin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:58
CPC Classifications
H; H01; H01J; H01J31/00; H01J31/02; H01J31/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2074478A
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US2254096A
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US2224677A
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US2474224A
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US2570208A
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US2395299A
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US2380225A
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US2293417A
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US2513260A
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US2474960A
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US2463710A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-03-14 | 1958-09-13 | 1959-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-03-14 | 1962-09-13 | 1963-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-03-14 | 1966-09-13 | 1967-03-15 | $7700.00 | Window Closed / Lapsed |