US2445305A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radiation detector
Assignee: ExxonMobil Oil Corp
•
Filing: 1944-12-13
•
Granted: 1948-07-13
•
Expires: 1964-12-13
Abstract
No abstract record available.
Inventors
- 👤 Frank P Hochgesang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:30
CPC Classifications
H; H01; H01J; H01J47/00; H01J47/02; G; G01; G01V; G01V5/00; G01V5/04; G01V5/06; Y; Y10; Y10S; Y10S313/00; Y10S313/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2094318A
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US2288718A
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US2285840A
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US2296176A
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US2322634A
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US2351028A
Cited
US2349753A
Cited
US2383477A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-07-13 | 1952-01-12 | 1952-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-07-13 | 1956-01-12 | 1956-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-07-13 | 1960-01-12 | 1960-07-13 | $7700.00 | Window Closed / Lapsed |