US2977925A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for measuring the amount of radioactive material deposited on articles
Assignee: Motors Liquidation Co
•
Filing: 1955-01-03
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Granted: 1961-04-04
•
Expires: 1975-01-03
Abstract
No abstract record available.
Inventors
- 👤 Norton James Allen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:18
CPC Classifications
G; G01; G01B; G01B15/00; G01B15/02; G01N; G01N23/00; G01N2223/00; G01N2223/60; G01N2223/61; G01N2223/626; G01N2223/6265
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2640788A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-03 | 1964-10-03 | 1965-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-03 | 1968-10-03 | 1969-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-03 | 1972-10-03 | 1973-04-04 | $7700.00 | Window Closed / Lapsed |