US3265886A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluorescent luminaire
Assignee: Westinghouse Electric Corp
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Filing: 1963-12-30
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Granted: 1966-08-09
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Expires: 1983-12-30
Abstract
No abstract record available.
Inventors
- 👤 John W Wigert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:47
CPC Classifications
F; F21; F21V; F21V23/00; F21V23/06; F21S; F21S8/00; F21S8/04; F21S8/06; F21V19/00; F21V19/0075; F21V19/008; F21V19/0085; F21V21/00; F21V21/005; F21V23/02; F21Y; F21Y2103/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
122 words
IN A LIGHTING INSTALLATION, IN COMBINATION, A PLURALITY OF LUMINAIRES POSITIONED ADJACENTLY IN END-TO-END RELATION, EACH SAID LUMINAIRE COMPRISING: AN ELECTRICALLY NON-CONDUCTIVE LIGHT-REFLECTIVE BODY MEMBER WITH LAMPHOLDER MEANS DISPOSED PROXIMATE THE ENDS THEREOF; INTERLOCKING PORTIONS FORMED ON THE END SURFACES OF SAID LUMINAIRE FOR ABUTTING AND JOINING ADJACENT LUMINAIRES; PLUG-IN BALLAST MEANS POSITIONED ON SAID LUMINAIRE INTERMEDIATE THE ENDS THEREOF, THE COMPONENTS OF SAID BALLAST MEANS BEING ENCLOSED IN A CASE AND REMOVABLY MOUNTED ON SAID LUMINAIRE AS A UNIT; AND ELECTRICAL LEAD MEMBERS EMBEDDED WITHIN SAID BODY MEMBER AND HAVING EXPOSED PORTIONS ON EACH END SURFACE OF SAID LUMINAIRE WHICH ELECTRICALLY CONTACT CORRESPONDING END EXPOSED PORTIONS ON ADJACENT LUMINAIRES, SAID LEAD MEMBERS HAVING INTERMEDIATE EXPOSED PORTIONS FOR ELECTRICALLY CONTACTING SAID BALLAST.
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) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |