US3176116A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heating panel
Assignee: Individual
•
Filing: 1962-02-26
•
Granted: 1965-03-30
•
Expires: 1982-02-26
Abstract
No abstract record available.
Inventors
- 👤 Lighter Stephen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:13
CPC Classifications
E; E01; E01C; E01C11/00; E01C11/24; E01C11/26; E01C11/265; H; H05; H05B; H05B3/00; H05B3/20; H05B3/22; H05B3/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
IN A STRUCTURE EXPOSED OUTDOORS FOR SUPPORTING PEOPLE: A PANEL COMPRISING; A SHEET OF INSULATING MATERIAL HAVING A PLURALITY OF LOCAL SUBSTANTIALLY PARABOLIC CONCAVITIES THROUGHOUT A MAJOR PORTION OF A SIDE THEREOF EACH BOUNDED ON ONE SIDE BY A SUBSTANTIALLY CONTINUOUS INTERNALLY CURVED SURFACE, A CONTINUOUS COATING OF HIGHLY REFLECTIVE ELECTRICALLY NON-CONDUCTIVE MATERIAL COMPLETELY COVERING THE SAID SURFACE OF EACH CONCAVITY AND EACH OF
Claim 2
Dependent Claim
64 words
IN A STRUCTURE EXPOSED OUTDOORS FOR SUPPORTING PEOPLE: A PANEL COMPRISING; A SHEET OF INSULATING MATERIAL HAVING A PLURALITY OF LOCAL SUBSTANTIALLY PARABOLIC CONCAVITIES THROUGHOUT A MAJOR PORTION OF A SIDE THEREOF EACH BOUNDED ON ONE SIDE BY A SUBSTANTIALLY CONTINUOUS INTERNALLY CURVED SURFACE, A CONTINUOUS COATING OF HIGHLY REFLECTIVE ELECTRICALLY NON-CONDUCTIVE MATERIAL COMPLETELY COVERING THE SAID SURFACE OF EACH CONCAVITY AND EACH OF
References Cited (Backward Citations)
US2735926A
Cited
US2505117A
Cited
US2634361A
Cited
US2799764A
Cited
US2747651A
Cited
US3026399A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |