US3528407A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radioactivity sensing apparatus for measuring the blood flow
Assignee: Societe Nationale des Petroles dAquitaine SA
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Filing: 1966-02-18
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Granted: 1970-09-15
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Expires: 1986-02-18
Abstract
No abstract record available.
Inventors
- 👤 Jacques Espagno
- 👤 Lucien Espagno
- 👤 Chanh Trung Huynh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:55
CPC Classifications
G; G06; G06J; G06J1/00; A; A61; A61B; A61B5/00; A61B5/02; A61B5/026; A61B5/0275; A61B5/02755; A61B6/00; A61B6/50; A61B6/507; G01; G01F; G01F1/00; G01F1/56; G01F1/64; G01F1/704; G01F1/7042; G01F1/708; G01F1/712; G01T; G01T1/00; G01T1/30; A61B6/42; A61B6/4208; A61B6/4258
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-14 | 1974-03-16 | 1974-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-14 | 1978-03-16 | 1978-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-14 | 1982-03-16 | 1982-09-15 | $7700.00 | Window Closed / Lapsed |