US3489137A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for the detection of thermogenous focusses
Assignee: Centre National de la Recherche Scientifique
•
Filing: 1964-10-12
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Granted: 1970-01-13
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Expires: 1984-10-12
Abstract
No abstract record available.
Inventors
- 👤 Henri Maurice Marchal
- 👤 Marie-Therese Marchal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:47
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/01; A61B1/00; A61B1/267; A61B1/2676
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1716775A
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US2563904A
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US2760485A
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US2804069A
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US2895049A
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US3162214A
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US3339542A
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US3306282A
Cited
US3335716A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-12 | 1973-07-14 | 1974-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-12 | 1977-07-14 | 1978-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-12 | 1981-07-14 | 1982-01-13 | $7700.00 | Window Closed / Lapsed |