US3461290A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conically shaped cavity radiometer with a dual purpose cone winding
Assignee: National Aeronautics and Space Administration
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Filing: 1966-10-03
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Granted: 1969-08-12
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Expires: 1986-10-03
Abstract
No abstract record available.
Inventors
- 👤 James M Kendall Sr
- 👤 Joseph A Plamondon Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 02:01
CPC Classifications
G; G01; G01J; G01J5/00; G01J5/02; G01J5/06; G01J5/0205; G01J5/0295; G01J5/04; G01J5/061; G01J5/08; G01J5/0853; G01J5/10; G01J5/20; G01J5/22; G01J5/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-11 | 1973-02-10 | 1973-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-11 | 1977-02-10 | 1977-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-11 | 1981-02-10 | 1981-08-12 | $7700.00 | Window Closed / Lapsed |