US3244868A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lighting fixture
Assignee: Individual
•
Filing: 1963-08-12
•
Granted: 1966-04-05
•
Expires: 1983-08-12
Abstract
No abstract record available.
Inventors
- 👤 Goetz Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:20
CPC Classifications
F; F21; F21V; F21V33/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
105 words
A FIXTURE OF THE CHARACTER DESCRIBED COMPRISING A BASE, AN ELECTRIC LIGHT SOCKET OPERATIVELY MOUNTED ON AND EXTENDING UPWARDLY FROM SAID BASE, AN INVERTED TRANSPARENT CUP-LIKE MEMBER OVERLYING SAID SOCKET AND PROVIDING A SEAL THEREFOR, CYLINDERICAL LIGHT DIFFUSER MEANS EXTENDING UPWARDLY FROM SAID BASE IN RADIALLY SPACED RELATION TO SAID CUP-LIKE MEMBER AND EXTENDING AXIALLY ABOVE THE UPPER END PORTION OF THE LATTER, AN ANNULAR TRAY ROTATABLY JOURNALLED AROUND A MEDIAL PORTION OF SAID DIFFUSER MEANS, SUPPORT MEANS CARRIED BY SAID BASE AND EXTENDING UPWARDLY THEREFROM, AND MEANS DEPENDING FROM THE UPPER END OF SAID SUPPORT MEANS ENGAGED WITH SAID TRAY FOR SUPPORTING THE LATTER.
References Cited (Backward Citations)
US1579305A
Cited
US1670384A
Cited
US1871742A
Cited
US2714156A
Cited
US3094286A
Cited
US3159351A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |