US3147929A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Luminaire
Assignee: Holophane Corp
•
Filing: 1958-10-16
•
Granted: 1964-09-08
•
Expires: 1978-10-16
Abstract
No abstract record available.
Inventors
- 👤 Vearl S Wince
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:47
CPC Classifications
F; F21; F21V; F21V17/00; F21V17/10; F21V17/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
A LIGHTING FIXTURE COMPRISING A LAMP SOCKET MEMBER HAVING A LAMP SOCKET AND A RECESSED PORTION IN ITS LOWER PORTION, A COMBINATION LIGHT TRANSMITTING AND COVER MEMBER HAVING AN UPPER FLANGE PORTION FITTED INTO THE RECESSED PORTION OF SAID SOCKET MEMBER, SAID COMBINATION LIGHT TRANSMITTING AND COVER MEMBER BEING WIDER AND HAVING A FLANGED PORTION INTERMEDIATE ITS HEIGHT AND SUBSTANTIALLY EXTENDING AROUND THE PERIPHERY THEREOF, A PIVOTED LATCH ON SAID LAMP SOCKET MEMBER ADJACENT SAID RECESSED PORTION AND SUBSTANTIALLY ABOVE SAID COMBINATION LIGHT TRANSMITTING AND COVER MEMBER, A BAIL PIVOTALLY CONNECTED TO SAID LATCH AND PIVOTAL ABOUT A POINT REMOVED FROM THE PIVOT POINT OF SAID LATCH, SAID BAIL EXTENDING BELOW SAID FLANGED PORTION INTERMEDIATE THE HEIGHT OF SAID COVER
Claim 2
Dependent Claim
120 words
A LIGHTING FIXTURE COMPRISING A LAMP SOCKET MEMBER HAVING A LAMP SOCKET AND A RECESSED PORTION IN ITS LOWER PORTION, A COMBINATION LIGHT TRANSMITTING AND COVER MEMBER HAVING AN UPPER FLANGE PORTION FITTED INTO THE RECESSED PORTION OF SAID SOCKET MEMBER, SAID COMBINATION LIGHT TRANSMITTING AND COVER MEMBER BEING WIDER AND HAVING A FLANGED PORTION INTERMEDIATE ITS HEIGHT AND SUBSTANTIALLY EXTENDING AROUND THE PERIPHERY THEREOF, A PIVOTED LATCH ON SAID LAMP SOCKET MEMBER ADJACENT SAID RECESSED PORTION AND SUBSTANTIALLY ABOVE SAID COMBINATION LIGHT TRANSMITTING AND COVER MEMBER, A BAIL PIVOTALLY CONNECTED TO SAID LATCH AND PIVOTAL ABOUT A POINT REMOVED FROM THE PIVOT POINT OF SAID LATCH, SAID BAIL EXTENDING BELOW SAID FLANGED PORTION INTERMEDIATE THE HEIGHT OF SAID COVER
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DE717151C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |