US3256413A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wafer thin thermostat
Assignee: STEVENS MANUFACTURING COMPANY Inc
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Filing: 1962-10-22
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Granted: 1966-06-14
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Expires: 1982-10-22
Abstract
No abstract record available.
Inventors
- 👤 Charles S Mertler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:43
CPC Classifications
H; H01; H01H; H01H37/00; H01H37/02; H01H37/32; H01H37/52; H01H37/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A THERMOSTAT COMPRISING IN COMBINATION, A THIN BASE OF INSULATING MATERIAL HAVING TWO OPPOSITE FACES, AN APERTURE EXTENDING THROUGH SAID BASE FROM ONE FACE TO THE OTHER, A FIRST METAL MEMBER INCLUDING AN INTEGRAL CONTACT PORTION AND A TERMINAL PORTION, A SECOND METAL MEMBER INCLUDING AN INTEGRAL CONTACT PORTION AND A TERMINAL PORTION, MEANS FASTENING SAID MEMBERS TO SAID BASE FOR MUTUAL COOPERATION OF SAID CONTACT PORTIONS, CURRENT FLOW THROUGH SAID THERMOSTAT ENCOUNTERING ONLY THE SINGLE INTERFACE BETWEEN SAID CONTACT PORTIONS, AND A BIMETAL MEMBER IN SAID APERTURE ON SAID BASE TO BE EXPOSED ON BOTH FACES OF SAID BASE AND COACTING TO RELATIVELY ACTUATE SAID CONTACT PORTIONS INTO AND OUT OF ENGAGEMENT.
Claim 2
Dependent Claim
113 words
A THERMOSTAT COMPRISING IN COMBINATION, A THIN BASE OF INSULATING MATERIAL HAVING TWO OPPOSITE FACES, AN APERTURE EXTENDING THROUGH SAID BASE FROM ONE FACE TO THE OTHER, A FIRST METAL MEMBER INCLUDING AN INTEGRAL CONTACT PORTION AND A TERMINAL PORTION, A SECOND METAL MEMBER INCLUDING AN INTEGRAL CONTACT PORTION AND A TERMINAL PORTION, MEANS FASTENING SAID MEMBERS TO SAID BASE FOR MUTUAL COOPERATION OF SAID CONTACT PORTIONS, CURRENT FLOW THROUGH SAID THERMOSTAT ENCOUNTERING ONLY THE SINGLE INTERFACE BETWEEN SAID CONTACT PORTIONS, AND A BIMETAL MEMBER IN SAID APERTURE ON SAID BASE TO BE EXPOSED ON BOTH FACES OF SAID BASE AND COACTING TO RELATIVELY ACTUATE SAID CONTACT PORTIONS INTO AND OUT OF ENGAGEMENT.
References Cited (Backward Citations)
US1823345A
Cited
US2022907A
Cited
US2753421A
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US2795678A
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US2954447A
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CH361321A
Cited
US3081388A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-13 | 1969-12-13 | 1970-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-13 | 1973-12-13 | 1974-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-13 | 1977-12-13 | 1978-06-14 | $7700.00 | Window Closed / Lapsed |