US3534306A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solid state temperature sensor
Assignee: General Electric Co
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Filing: 1968-10-18
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Granted: 1970-10-13
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Expires: 1988-10-18
Abstract
No abstract record available.
Inventors
- 👤 Donald L Watrous
- 👤 John D Harnden Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:26
CPC Classifications
H; H01; H01H; H01H37/00; H01H37/02; H01H37/32; H01H37/58; H01H37/585; F; F25; F25B; F25B49/00; F25B49/02; F25B49/022; G; G01; G01K; G01K7/00; G01K7/36; G01K7/38; G05; G05D; G05D23/00; G05D23/19; G05D23/20; G05D23/26
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) | 1973-10-12 | 1974-04-13 | 1974-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-12 | 1978-04-13 | 1978-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-12 | 1982-04-13 | 1982-10-13 | $7700.00 | Window Closed / Lapsed |