US2992332A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for determining the quantitative relationship of components in products by measurement of gamma ray penetration thereof
Assignee: Individual
•
Filing: 1956-10-31
•
Granted: 1961-07-11
•
Expires: 1976-10-31
Abstract
No abstract record available.
Inventors
- 👤 John J Madigan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:39
CPC Classifications
G; G01; G01N; G01N23/00; G01N23/02; G01N23/06; G01N23/083
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1605395A
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US2462270A
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US2540261A
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US2597535A
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US2748290A
Cited
US2783387A
Cited
US2861188A
Cited
US2828422A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-10 | 1965-01-09 | 1965-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-10 | 1969-01-09 | 1969-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-10 | 1973-01-09 | 1973-07-11 | $7700.00 | Window Closed / Lapsed |