US3254701A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination solar heat trap and heat dissipator
Assignee: Individual
•
Filing: 1959-04-08
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Granted: 1966-06-07
•
Expires: 1979-04-08
Abstract
No abstract record available.
Inventors
- 👤 Harry E Thomason
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:28
CPC Classifications
E; E04; E04H; E04H3/00; E04H3/10; E04H3/14; E04H3/16; F; F24; F24F; F24F5/00; F24F5/0046; F24S; F24S10/00; F24S10/60; F25; F25B; F25B23/00; Y; Y02; Y02E; Y02E10/00; Y02E10/40; Y02E10/44; Y10; Y10S; Y10S165/00; Y10S165/904
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
A COMBINATION HEAT DISSIPATOR AND SOLAR HEAT COLLECTOR COMPRISING A STRUCTURE USABLE AS A ROOF OF A BUILDING, SAID STRUCTURE COMPRISING A GENERALLY SOUTH-FACING SOLAR HEAT COLLECTOR SECTION AND A GENERALLY NORTH-FACING HEAT DISSIPATOR SECTION FOR COOLING A LIQUID BY FLOWING IT OVER THE HEAT DISSIPATOR, SAID SOLAR HEAT COLLECTOR SECTION BEING ADJACENT TO AND EXTENDING SUBSTANTIALLY HIGHER THAN SAID
Claim 2
Dependent Claim
60 words
A COMBINATION HEAT DISSIPATOR AND SOLAR HEAT COLLECTOR COMPRISING A STRUCTURE USABLE AS A ROOF OF A BUILDING, SAID STRUCTURE COMPRISING A GENERALLY SOUTH-FACING SOLAR HEAT COLLECTOR SECTION AND A GENERALLY NORTH-FACING HEAT DISSIPATOR SECTION FOR COOLING A LIQUID BY FLOWING IT OVER THE HEAT DISSIPATOR, SAID SOLAR HEAT COLLECTOR SECTION BEING ADJACENT TO AND EXTENDING SUBSTANTIALLY HIGHER THAN SAID
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) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |