US3471240A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recording apparatus for the measurement of circular dichroism
Assignee: Laboratoires Francais de Chimiotherapie SA
•
Filing: 1965-01-27
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Granted: 1969-10-07
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Expires: 1985-01-27
Abstract
No abstract record available.
Inventors
- 👤 Marc Grosjean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:11
CPC Classifications
G; G01; G01N; G01N21/00; G01N21/17; G01N21/19
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE26053E
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US2874608A
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US3164662A
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US3155762A
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FR1269237A
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US3257894A
Cited
US3247758A
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US3312141A
Cited
US3283644A
Cited
US3316412A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-06 | 1973-04-07 | 1973-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-06 | 1977-04-07 | 1977-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-06 | 1981-04-07 | 1981-10-07 | $7700.00 | Window Closed / Lapsed |