US3215828A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination space lighting, heating and ventilating fixture
Assignee: Corning Glass Works
•
Filing: 1963-05-31
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Granted: 1965-11-02
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Expires: 1983-05-31
Abstract
No abstract record available.
Inventors
- 👤 Gordon G Bonvallet
- 👤 Dulude Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:01
CPC Classifications
F; F24; F24H; F24H3/00; F24H3/02; F24H3/04; F24H3/0405; F24H3/0411; F24C; F24C7/00; F24C7/04; F24C7/043
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
A COMBINATION FIXTURE COMPRISING A HOUSING HVING A LIGHT SOURCE THEREIN, SAID HOUSING HVAING AN OPENING CONTAINING THEREIN AN ELECTRICALLY CONDUCTING PANEL WHICH IS SUBSTANTIALLY TRANSPARENT TO VISIBL RADIATION BUT WHICH REFLECTS A SUBSTANTIAL PART OF HEAT RADIATION FALLING THEREON, MEANS FOR PASSING AN ELECTRICAL CURRENT THROUGH SAID PANEL AND MEANS FOR PASSING AIR THROUGH SAID HOUSING.
Claim 2
Dependent Claim
57 words
A COMBINATION FIXTURE COMPRISING A HOUSING HVING A LIGHT SOURCE THEREIN, SAID HOUSING HVAING AN OPENING CONTAINING THEREIN AN ELECTRICALLY CONDUCTING PANEL WHICH IS SUBSTANTIALLY TRANSPARENT TO VISIBL RADIATION BUT WHICH REFLECTS A SUBSTANTIAL PART OF HEAT RADIATION FALLING THEREON, MEANS FOR PASSING AN ELECTRICAL CURRENT THROUGH SAID PANEL AND MEANS FOR PASSING AIR THROUGH SAID HOUSING.
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) | 1968-11-01 | 1969-05-03 | 1969-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-01 | 1973-05-03 | 1973-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-01 | 1977-05-03 | 1977-11-02 | $7700.00 | Window Closed / Lapsed |