Patent US3370165A successfully refreshed from Google Patents.
US3370165A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recessed lighting fixture
Assignee: Lightolier Inc
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Filing: 1966-12-28
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Granted: 1968-02-20
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Expires: 1986-12-28
Abstract
No abstract record available.
Inventors
- 👤 Chan Kingsley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:53
CPC Classifications
F; F21; F21S; F21S8/00; F21S8/02; F21V; F21V17/00; F21V17/10; F21V17/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
A LIGHTING FIXTURE COMPRISING A SUPPORT SLEEVE HAVING ROTARY LOCKING CONFORMATIONS, A LIGHT SHIELDING ELEMENT HAVING AN EXTENSION WITH COMPLEMENTARY ROTARY LOCKING CONFORMATIONS ADAPTED TO COACT WITH THE LOCKING CONFORMATIONS OF SAID SLEEVE, FOR RELEASABLE SUPPORT OF SAID LIGHT SHIELDING ELEMENT, SUPPORT MEANS CARRIED BY SAID SLEEVE, AND MEANS SLIDABLY CONNECTING SAID LIGHT SHIELDING ELEMENT TO SAID SUPPORT MEANS, SAID CONNECTING MEANS BEING
Claim 2
Dependent Claim
63 words
A LIGHTING FIXTURE COMPRISING A SUPPORT SLEEVE HAVING ROTARY LOCKING CONFORMATIONS, A LIGHT SHIELDING ELEMENT HAVING AN EXTENSION WITH COMPLEMENTARY ROTARY LOCKING CONFORMATIONS ADAPTED TO COACT WITH THE LOCKING CONFORMATIONS OF SAID SLEEVE, FOR RELEASABLE SUPPORT OF SAID LIGHT SHIELDING ELEMENT, SUPPORT MEANS CARRIED BY SAID SLEEVE, AND MEANS SLIDABLY CONNECTING SAID LIGHT SHIELDING ELEMENT TO SAID SUPPORT MEANS, SAID CONNECTING MEANS BEING
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) | 1971-02-19 | 1971-08-21 | 1972-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-19 | 1975-08-21 | 1976-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-19 | 1979-08-21 | 1980-02-20 | $7700.00 | Window Closed / Lapsed |