Patent US3209141A successfully refreshed from Google Patents.
US3209141A
Expired / Lapsed
US
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Lighting fixture
Assignee: Westinghouse Electric Corp
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Filing: 1963-05-10
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Granted: 1965-09-28
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Expires: 1983-05-10
Abstract
No abstract record available.
Inventors
- 👤 Nieder-Westermann Winfried
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:36
CPC Classifications
F; F21; F21V; F21V19/00; F21V19/0075; F21V19/008; F21V19/0085; C; C22; C22B; C22B4/00; C22B4/02; F21Y; F21Y2103/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
A SUPPORT FOR A LAMPHOLDER, SAID SUPPORT COMPRISING; MOUNTING PLATE HAVING AN OPENING THEREIN, A LAMPHOLDER DISPOSED IN SAID OPENING, A DEPRESSED AREA ADJOINING ONE SIDE OF THE OPENING, A RAISE DIMPLE ON THE SURFACE OF THE DEPRESSED AREA, AND A LOCKING MEANS DISPOSED BETWEEN THE DIMPLE AND THE LAMPHOLDER AND ENGAGEMENT THE LAMPHOLDER AND THE MOUNTING PLATE AT OPPOSITE SIDE OF THE OPENING TO RETAIN THE LAMPHOLDER IN THE OPENING.
Claim 2
Dependent Claim
71 words
A SUPPORT FOR A LAMPHOLDER, SAID SUPPORT COMPRISING; MOUNTING PLATE HAVING AN OPENING THEREIN, A LAMPHOLDER DISPOSED IN SAID OPENING, A DEPRESSED AREA ADJOINING ONE SIDE OF THE OPENING, A RAISE DIMPLE ON THE SURFACE OF THE DEPRESSED AREA, AND A LOCKING MEANS DISPOSED BETWEEN THE DIMPLE AND THE LAMPHOLDER AND ENGAGEMENT THE LAMPHOLDER AND THE MOUNTING PLATE AT OPPOSITE SIDE OF THE OPENING TO RETAIN THE LAMPHOLDER IN THE OPENING.
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) | 1968-09-27 | 1969-03-29 | 1969-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-27 | 1973-03-29 | 1973-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-27 | 1977-03-29 | 1977-09-28 | $7700.00 | Window Closed / Lapsed |