US2652499A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alpha radiation detector
Assignee: Pacific Transducer Corp
•
Filing: 1949-12-20
•
Granted: 1953-09-15
•
Expires: 1969-12-20
Abstract
No abstract record available.
Inventors
- 👤 George A Argabrite
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:40
CPC Classifications
G; G01; G01T; G01T1/00; G01T1/16; G01T1/20; G01T1/2004
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US787170A
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US1242377A
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US1385657A
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US1812058A
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US1902440A
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US2051208A
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GB519901A
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US2363600A
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US2334765A
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US2513805A
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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) | 1956-09-14 | 1957-03-16 | 1957-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-14 | 1961-03-16 | 1961-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-14 | 1965-03-16 | 1965-09-15 | $7700.00 | Window Closed / Lapsed |