US3337726A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lighting fixture assembly
Assignee: PFAFF AND KENDALL
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Filing: 1965-06-02
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Granted: 1967-08-22
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Expires: 1985-06-02
Abstract
No abstract record available.
Inventors
- 👤 Kepenach John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:27
CPC Classifications
F; F21; F21S; F21S8/00; F21S8/08; F21S8/085; F21S8/088
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
A LIGHTING FIXTURE ASSEMBLY FOR REMOVABLY SECURING A LIGHT HOUSING TO THE CASING OF A FIXTURE, COMPRISING A BASE MEMBER, MEANS TO SECURE THE LIGHT HOUSING TO THE BASE MEMBER, A PLURALITY OF APERTURES IN THE BASE MEMBER, COMPLEMENTARILY SPACED APERTURES PROVIDED IN THE FIXTURE CASING, A PLURALITY OF SPRING PLATES SECURED TO THE BASE MEMBER AT ONE END, THE FREE ENDS OF SAID SPRING PLATES BEARING AGAINST THE BASE MEMBER ADJACENT THE APERTURED PORTION THEREOF, BUTTON MEMBERS BEING URGED BY THE SPRING PLATES FOR REGISTRATION WITH AND FREE MOVEMENT IN THE BASE MEMBER APERTURES, SAID BUTTON MEMBERS BEING PROPORTIONED TO EXTEND THROUGH THE APERTURES OF THE BASE MEMBER AND THROUGH THE APERTURES IN THE FIXTURE CASING TO SECURE THE BASE MEMBER TO THE CASING, SO THAT,
Claim 2
Dependent Claim
127 words
A LIGHTING FIXTURE ASSEMBLY FOR REMOVABLY SECURING A LIGHT HOUSING TO THE CASING OF A FIXTURE, COMPRISING A BASE MEMBER, MEANS TO SECURE THE LIGHT HOUSING TO THE BASE MEMBER, A PLURALITY OF APERTURES IN THE BASE MEMBER, COMPLEMENTARILY SPACED APERTURES PROVIDED IN THE FIXTURE CASING, A PLURALITY OF SPRING PLATES SECURED TO THE BASE MEMBER AT ONE END, THE FREE ENDS OF SAID SPRING PLATES BEARING AGAINST THE BASE MEMBER ADJACENT THE APERTURED PORTION THEREOF, BUTTON MEMBERS BEING URGED BY THE SPRING PLATES FOR REGISTRATION WITH AND FREE MOVEMENT IN THE BASE MEMBER APERTURES, SAID BUTTON MEMBERS BEING PROPORTIONED TO EXTEND THROUGH THE APERTURES OF THE BASE MEMBER AND THROUGH THE APERTURES IN THE FIXTURE CASING TO SECURE THE BASE MEMBER TO THE CASING, SO THAT,
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) | 1970-08-21 | 1971-02-20 | 1971-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-21 | 1975-02-20 | 1975-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-21 | 1979-02-20 | 1979-08-22 | $7700.00 | Window Closed / Lapsed |