US3218446A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Luminary and modular unit lighting fixture therefor
Assignee: NEW YORK WORLD S FAIR 1964 196
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Filing: 1963-06-28
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Granted: 1965-11-16
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Expires: 1983-06-28
Abstract
No abstract record available.
Inventors
- 👤 Robert A Langer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:49
CPC Classifications
F; F21; F21V; F21V33/00; F21V33/0004; F21V33/0052; F21V33/0056; F21S; F21S2/00; F21S2/005; F21S8/00; F21S8/08; F21S8/085; F21S8/088; F21V15/00; F21V15/01; F21V17/00; F21V17/10; F21V17/12; F21V19/00; F21V19/02; F21V21/00; F21V21/005; F21W; F21W2131/00; F21W2131/10; F21W2131/103; F21W2131/105; F21Y; F21Y2105/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
163 words
A MODULAR LIGHTING FIXTURE COMPRISING, (A) A SIMILARLY CONSTRUCTED TOP AND BOTTOM MEMBER, (B) EACH OF SAID TOP AND BOTTOM MEMBERS HAVING CONNECTED OPPOSED SIDE AND END PORTIONS, (C) END PIECES CONNECTED BETWEEN SAID TOP AND BOTTOM MEMBERS TO DEFINE THE CORNERS OF SAID MODULAR FIXTURE, (D) EACH OF SAID END PIECES HAVING A GROOVE FORMED IN THE EDGES THEREOF, SAID GROOVE EXTENDING THE LENGTH OF SAID END PIECE, (E) A TRANSLUCENT PANEL FOR CLOSING THE OPEN SIDE AREA OF SAID FIXTURE, (F) SAID PANEL HAVING ITS OPPOSED END PORTION RECEIVED IN THE GROOVES FORMED IN THE OPPOSED EDGE PORTION OF ADJACENT END PIECES, (G) A LAMP MEANS DISPOSED WITHIN SAID FIXTURE, (H) SLIDER MEANS MOVABLE ALONG THE END PIECES FOR ADJUSTABLY POSITIONING OF SAID LAMP MEANS IN ANY OF SEVERAL POSITIONS WITHIN SAID FIXTURE, MEANS RESILIENTLY CONNECTING SAID LAMP MEANS TO SAID SLIDER MEANS, (I) AND MEANS FOR POSITIVELY MAINTAINING THE ADJUSTED POSITION OF SAID SLIDER MEANS AND LAMP MEANS CONNECTED THERETO.
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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) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |