US3519491A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermocouple positioning and mounting means
Assignee: Penn Controls Inc
•
Filing: 1968-06-27
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Granted: 1970-07-07
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Expires: 1988-06-27
Abstract
No abstract record available.
Inventors
- 👤 Raymond E Grohall
- 👤 Norbert J Mimier
- 👤 John H Thornbery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:56
CPC Classifications
G; G01; G01K; G01K1/00; G01K1/14; F; F16; F16B; F16B9/00; F16B9/05; F16B9/054; F16B9/056; F23; F23Q; F23Q9/00; F23Q9/02; F23Q9/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1822887A
Cited
US2397367A
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US2445358A
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US2920126A
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US2964437A
Cited
US3178140A
Cited
US3167292A
Cited
US3290178A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-07-06 | 1974-01-05 | 1974-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-07-06 | 1978-01-05 | 1978-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-07-06 | 1982-01-05 | 1982-07-07 | $7700.00 | Window Closed / Lapsed |