US3033959A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermostatic electrical resistance elecments and their method of manufacture
Assignee: Texas Instruments Inc
•
Filing: 1959-04-08
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Granted: 1962-05-08
•
Expires: 1979-04-08
Abstract
No abstract record available.
Inventors
- 👤 Charles D Flanagan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:48
CPC Classifications
H; H01; H01H; H01H61/00; H01H61/02; G; G01; G01K; G01K5/00; G01K5/48; G01K5/56; G01K5/62; G01K5/64; H01H37/00; H01H37/02; H01H37/32; H01H37/52; H01H37/54; H01H61/04; H01H2037/525; H01H2037/5463; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US798413A
Cited
US1809793A
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US2251278A
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US2283170A
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US2757256A
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US2727962A
Cited
US2869266A
Cited
US2887547A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |