Patent US3173616A successfully refreshed from Google Patents.
US3173616A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined luminaire and air-flow means
Assignee: Individual
•
Filing: 1961-10-16
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Granted: 1965-03-16
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Expires: 1981-10-16
Abstract
No abstract record available.
Inventors
- 👤 Willis L Lipscomb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:58
CPC Classifications
F; F24; F24F; F24F13/00; F24F13/02; F24F13/06; F24F13/078
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
44 words
A STRUCTURE COMPRISING: AN ELONGATED SUPPORTING PLATE MEMBER, A LIGHTING FIXTURE PORTION HAVING A LIGHT SOURCE SECURED TO SAID SUPPORTING PLATE, AN AIR DUCT OPERATIVELY CONNECTED TO SAID SUPPORTING PLATE AND HAVING A PROXIMAL END AND A COMBINE INTEGRAL LUMINAIRE AND AIR FLOW STRUCTURE,
Claim 2
Dependent Claim
44 words
A STRUCTURE COMPRISING: AN ELONGATED SUPPORTING PLATE MEMBER, A LIGHTING FIXTURE PORTION HAVING A LIGHT SOURCE SECURED TO SAID SUPPORTING PLATE, AN AIR DUCT OPERATIVELY CONNECTED TO SAID SUPPORTING PLATE AND HAVING A PROXIMAL END AND A COMBINE INTEGRAL LUMINAIRE AND AIR FLOW STRUCTURE,
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-15 | 1968-09-14 | 1969-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-15 | 1972-09-14 | 1973-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-15 | 1976-09-14 | 1977-03-16 | $7700.00 | Window Closed / Lapsed |