Patent US4538217A successfully refreshed from Google Patents.
US4538217A
Expired / Lapsed
US
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Floodlight luminaire
Assignee: Acuity Brands Inc
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Filing: 1983-09-16
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Granted: 1985-08-27
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Expires: 2003-09-16
Abstract
Abstract A flood light luminaire having all of the electrical components mounted on a removable door casting.
Inventors
- 👤 Robert L. Ewing
- 👤 James S. Hughes
- 👤 Bruce Bruggeman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:29
CPC Classifications
F; F21; F21V; F21V21/00; F21V21/14; F21V21/30; F21S; F21S8/00; F21S8/03; F21S8/033; F21V17/00; F21V17/10; F21V17/107; F21V23/00; F21V23/02; F21V19/00; F21V19/04
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
62 words
A luminaire comprising a housing, a luminaire door, pivotedly and detachably mounted on said housing, a reflector fixedly attached in the interior of said housing; a lamp socket and lamp mounted on said luminaire door, and electrical components of said luminaire mounted on said luminaire door below said lamp socket; an opening in said luminaire door with a lens covering said opening.
Claim 2
Dependent Claim
62 words
A luminaire comprising a housing, a luminaire door, pivotedly and detachably mounted on said housing, a reflector fixedly attached in the interior of said housing; a lamp socket and lamp mounted on said luminaire door, and electrical components of said luminaire mounted on said luminaire door below said lamp socket; an opening in said luminaire door with a lens covering said opening.
Claim 3
Dependent Claim
23 words
A luminaire as defined in claim 1 wherein said luminaire door is canted outward to receive said electrical components below said lamp socket.
Claim 4
Dependent Claim
18 words
A luminaire as defined in claim 2 wherein the back lower portion of said housng is canted forward.
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) | 1988-08-26 | 1989-02-25 | 1989-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-08-26 | 1993-02-25 | 1993-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-08-26 | 1997-02-25 | 1997-08-27 | $7700.00 | Window Closed / Lapsed |