Patent US3194074A successfully refreshed from Google Patents.
US3194074A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermally-operated control means
Assignee: American Radiator and Standard Sanitary Corp
•
Filing: 1961-11-16
•
Granted: 1965-07-13
•
Expires: 1981-11-16
Abstract
No abstract record available.
Inventors
- 👤 Maynard E Anderson
- 👤 Chapa John
- 👤 Melvin W Polkinghorn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:25
CPC Classifications
H; H01; H01H; H01H37/00; H01H37/02; H01H37/32; H01H37/46; H01H37/48; Y; Y10; Y10S; Y10S428/00; Y10S428/913; Y10T; Y10T137/00; Y10T137/1842; Y10T137/1939; Y10T137/1963; Y10T428/00; Y10T428/12; Y10T428/12229; Y10T428/12236; Y10T428/12243; Y10T428/12271; Y10T428/12493; Y10T428/125
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
3 words
025<X<0.20 AND 0<Y<0.05
Claim 2
Dependent Claim
39 words
IN COMBINATION, A THERMALLY RESPONSIVE POWER MEANS, INCLUDING A SUPPORT STRUCTURE HAVING A NEGLIGIBLE COEFFICIENT OF THERMAL EXPANSION, AND A THERMAL ELEMENT CARRIED BY SAID SUPPORT STRUCTURE; SAID THERMAL ELEMENT BEING FORMED OF A MATERIAL COMPRISING THE COMPOUND MN(2-X)CR(X)SB(1-Y)IN(Y)
References Cited (Backward Citations)
US664764A
Cited
US1990747A
Cited
US2317979A
Cited
US2549740A
Cited
GB715922A
Cited
US2814694A
Cited
US3064476A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-12 | 1969-01-11 | 1969-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-12 | 1973-01-11 | 1973-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-12 | 1977-01-11 | 1977-07-13 | $7700.00 | Window Closed / Lapsed |