US3517162A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for controllably heating fluid
Assignee: National Aeronautics and Space Administration
•
Filing: 1966-02-09
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Granted: 1970-06-23
•
Expires: 1986-02-09
Abstract
No abstract record available.
Inventors
- 👤 Thomas E Carlisle
- 👤 Edward J Flannery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:06
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/19; G05D23/1919; G05D23/20; G05D23/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2789200A
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US2791670A
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US3079484A
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US3046380A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-22 | 1973-12-22 | 1974-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-22 | 1977-12-22 | 1978-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-22 | 1981-12-22 | 1982-06-23 | $7700.00 | Window Closed / Lapsed |