US2690076A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Instrument for automatic, integrating radiation measurements
Assignee: Individual
•
Filing: 1950-01-16
•
Granted: 1954-09-28
•
Expires: 1970-01-16
Abstract
No abstract record available.
Inventors
- 👤 Hrair P Hovnanian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:11
CPC Classifications
G; G01; G01J; G01J5/00; G01J5/10; G01J5/12; G01J5/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1863373A
Cited
US2113928A
Cited
US2305396A
Cited
US2349436A
Cited
US2169101A
Cited
US2398606A
Cited
US2556841A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-27 | 1958-03-29 | 1958-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-27 | 1962-03-29 | 1962-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-27 | 1966-03-29 | 1966-09-28 | $7700.00 | Window Closed / Lapsed |