US3061656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible high temperature thermoelectric device
Assignee: Union Carbide Corp
•
Filing: 1961-12-12
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Granted: 1962-10-30
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Expires: 1981-12-12
Abstract
No abstract record available.
Inventors
- 👤 Charles H Chappell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:35
CPC Classifications
G; G01; G01K; G01K7/00; G01K7/02; G01K7/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
24 words
A THERMOELECTRIC DEVICE OPERABLE TO TEMPERATURES UP TO 3000* C. IN A NON-OXIDIZING ATMOSPHERE WHIC CONSISTS OF AT LEAST TWO FLEXIBLE REFRACTORY ELEMENTS ELEC-
Claim 2
Dependent Claim
24 words
A THERMOELECTRIC DEVICE OPERABLE TO TEMPERATURES UP TO 3000* C. IN A NON-OXIDIZING ATMOSPHERE WHIC CONSISTS OF AT LEAST TWO FLEXIBLE REFRACTORY ELEMENTS ELEC-
References Cited (Backward Citations)
US2665322A
Cited
US2946835A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-29 | 1966-04-30 | 1966-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-29 | 1970-04-30 | 1970-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-29 | 1974-04-30 | 1974-10-30 | $7700.00 | Window Closed / Lapsed |