US3291935A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermostat actuators of resinous material
Assignee: Individual
•
Filing: 1963-09-25
•
Granted: 1966-12-13
•
Expires: 1983-09-25
Abstract
No abstract record available.
Inventors
- 👤 Cornelius B Murphy
- 👤 Reginald J Boot
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:06
CPC Classifications
H; H01; H01H; H01H37/00; H01H37/02; H01H37/32; H01H37/52; B; B29; B29C; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/40; B29C66/41; B29C66/45; B29C66/70; B29C66/72; B29C66/723; B29C66/7232; B29C66/72321; B29C66/73; B29C66/731; B29C66/7311; B29C66/73111; B29C66/73112; B29C65/00; B29C65/48; B29C65/4805; B29C65/483; B29C65/4865; B29C65/4885; B29C65/489; B29C66/43; B29C66/737; B29C66/7375; B29C66/73755; B29C66/73756; B29C66/739; B29C66/7392; B29C66/73921; B29C66/7394; B29C66/73941; H01H2037/526
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
A THERMOSTAT ACTUATOR COMPRISING TWO RESINOUS COMPONENTS JOINED AT SPACED POINTS ADJACENT THE LONGITUDINAL ENDS THEREOF, ONE OF SAID COMPONENTS COMPRISING AN ESSENTIALLY PURE, UNFILLED, POLYMER RESINOUS MATERIAL, AND THE OTHER COMPONENT HAVING A LOW LINEAR COEFFICIENT OF THERMAL EXPANSION RELATIVE TO SAID ONE COMPONENT AND FORMED OF A RESINOUS MATERIAL FILLED WITH MATERIAL HAVING A RELATIVELY LOW LINEAR COEFFICIENT OF THERMAL EXPANSION.
Claim 2
Dependent Claim
63 words
A THERMOSTAT ACTUATOR COMPRISING TWO RESINOUS COMPONENTS JOINED AT SPACED POINTS ADJACENT THE LONGITUDINAL ENDS THEREOF, ONE OF SAID COMPONENTS COMPRISING AN ESSENTIALLY PURE, UNFILLED, POLYMER RESINOUS MATERIAL, AND THE OTHER COMPONENT HAVING A LOW LINEAR COEFFICIENT OF THERMAL EXPANSION RELATIVE TO SAID ONE COMPONENT AND FORMED OF A RESINOUS MATERIAL FILLED WITH MATERIAL HAVING A RELATIVELY LOW LINEAR COEFFICIENT OF THERMAL EXPANSION.
References Cited (Backward Citations)
DE663355C
Cited
US2744981A
Cited
US2966062A
Cited
US2800555A
Cited
US2863025A
Cited
US3002386A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-12 | 1970-06-13 | 1970-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-12 | 1974-06-13 | 1974-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-12 | 1978-06-13 | 1978-12-13 | $7700.00 | Window Closed / Lapsed |