Patent US3415712A successfully refreshed from Google Patents.
US3415712A
Expired / Lapsed
US
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Bimaterial thermosensitive element
Assignee: General Electric Co
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Filing: 1963-10-31
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Granted: 1968-12-10
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Expires: 1983-10-31
Abstract
No abstract record available.
Inventors
- 👤 Jr Robert E Barker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:53
CPC Classifications
G; G01; G01K; G01K5/00; G01K5/48; G01K5/56; G01K5/62; G01K5/70; G01K5/64; G01K5/66; G01K5/68; H; H01; H01H; H01H37/00; H01H37/02; H01H37/32; H01H37/52; H01H2037/526; Y; Y10; Y10S; Y10S428/00; Y10S428/913; Y10T; Y10T428/00; Y10T428/24; Y10T428/24942; Y10T428/2495; Y10T428/31504; Y10T428/31507; Y10T428/31678; Y10T428/31692
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A BIMATERAL THERMOSENSITIVE ELEMENT CONSISTING SOLELY OF TWO UNIFIED STRIPS, THE FIRST STRIP BEING A THERMOPLASTIC MATERIAL SELECTED FROM THE CLASS CONSISTING OF BIS-PHENOL A POLYCARBONATE AND POLYPHENYLENE OXIDE AND THE SECOND STRIP BEING A METAL HAVING A THICKNESS 1/5 OR LESS THAN THE THICKNESS OF SAID THERMOPLASTIC MATERIAL, SAID STRIPS BEING INTEGRALLY BONDED WITHOUT THE USE OF A BONDING AGENT TO PROVIDE A COMMON INTERFACE TO OBVIATE RELATIVE DISPLACEMENT DURING DEFLECTION OF SAID ELEMENT WITH CHANGES IN AMBIENT TEMPERATURE.
Claim 2
Dependent Claim
80 words
A BIMATERAL THERMOSENSITIVE ELEMENT CONSISTING SOLELY OF TWO UNIFIED STRIPS, THE FIRST STRIP BEING A THERMOPLASTIC MATERIAL SELECTED FROM THE CLASS CONSISTING OF BIS-PHENOL A POLYCARBONATE AND POLYPHENYLENE OXIDE AND THE SECOND STRIP BEING A METAL HAVING A THICKNESS 1/5 OR LESS THAN THE THICKNESS OF SAID THERMOPLASTIC MATERIAL, SAID STRIPS BEING INTEGRALLY BONDED WITHOUT THE USE OF A BONDING AGENT TO PROVIDE A COMMON INTERFACE TO OBVIATE RELATIVE DISPLACEMENT DURING DEFLECTION OF SAID ELEMENT WITH CHANGES IN AMBIENT TEMPERATURE.
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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) | 1971-12-10 | 1972-06-10 | 1972-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-10 | 1976-06-10 | 1976-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-10 | 1980-06-10 | 1980-12-10 | $7700.00 | Window Closed / Lapsed |