Patent US3309512A successfully refreshed from Google Patents.
US3309512A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic lamp adapter
Assignee: GTE Sylvania Inc
•
Filing: 1965-02-02
•
Granted: 1967-03-14
•
Expires: 1985-02-02
Abstract
No abstract record available.
Inventors
- 👤 Austin B Conley
- 👤 Jr William H Morgan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:11
CPC Classifications
F; F21; F21V; F21V19/00; F21V19/006; F21V19/007; G; G03; G03B; G03B15/00; G03B15/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
AN ADAPTER TO RECEIVE A LAMP HAVING A PAIR OF ELECTRICAL CONTACTS, SAID ADAPTER COMPRISING: A BASE RING HAVING A PAIR OF ELECTRICAL POSTS DEPENDING THEREFROM; A FACE RING PIVOTALLY MOUNTED ON SAID BASE RING AND SPACED THEREFROM TO RECEIVE A LAMP THEREBETWEEN; AND MEANS FOR ELECTRICALLY CONNECTING SAID LAMP ELECTRICAL CONTACTS TO SAID ELECTRICAL POSTS.
Claim 2
Dependent Claim
56 words
AN ADAPTER TO RECEIVE A LAMP HAVING A PAIR OF ELECTRICAL CONTACTS, SAID ADAPTER COMPRISING: A BASE RING HAVING A PAIR OF ELECTRICAL POSTS DEPENDING THEREFROM; A FACE RING PIVOTALLY MOUNTED ON SAID BASE RING AND SPACED THEREFROM TO RECEIVE A LAMP THEREBETWEEN; AND MEANS FOR ELECTRICALLY CONNECTING SAID LAMP ELECTRICAL CONTACTS TO SAID ELECTRICAL POSTS.
References Cited (Backward Citations)
US2647204A
Cited
US2786937A
Cited
US2976513A
Cited
US3134547A
Cited
US3018366A
Cited
US3065340A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-13 | 1970-09-12 | 1971-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-13 | 1974-09-12 | 1975-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-13 | 1978-09-12 | 1979-03-14 | $7700.00 | Window Closed / Lapsed |