US3124307A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vapor lamp units
Assignee: —
•
Filing: —
•
Granted: 1964-03-10
•
Expires: 1981-03-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:47
CPC Classifications
F; F21; F21V; F21V17/00; F21V17/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
A LAMP UNIT COMPRISING IN COMBINATION AN ELONGATED TUBULAR FLUORESCENT LAMP HAVING AN ELONGATED GLASS TUBE AND A BASE MEMBER AT EACH END, SAID BASE MEMBERS HAVING A SMALLER DIAMETER THAN THE DIAMETER OF SAID TUBE ADJACENT THE JUNCTURE OF SAID TUBE AND SAID BASE MEMBERS; AN ANNULAR RESILIENT SUPPORT MEMBER, HAVING AN OUTER DIAMETER GREATER THAN THE DIAMETER OF SAID TUBE, FRICTIONALLY FITTED OVER EACH END OF THE LAMP, EACH OF SAID SUPPORT MEMBERS HAVING A SHOULDER PORTION IN FRICTIONAL ENGAGEMENT WITH THE ASSOCIATED BASE MEMBER AND A
Claim 2
Dependent Claim
89 words
A LAMP UNIT COMPRISING IN COMBINATION AN ELONGATED TUBULAR FLUORESCENT LAMP HAVING AN ELONGATED GLASS TUBE AND A BASE MEMBER AT EACH END, SAID BASE MEMBERS HAVING A SMALLER DIAMETER THAN THE DIAMETER OF SAID TUBE ADJACENT THE JUNCTURE OF SAID TUBE AND SAID BASE MEMBERS; AN ANNULAR RESILIENT SUPPORT MEMBER, HAVING AN OUTER DIAMETER GREATER THAN THE DIAMETER OF SAID TUBE, FRICTIONALLY FITTED OVER EACH END OF THE LAMP, EACH OF SAID SUPPORT MEMBERS HAVING A SHOULDER PORTION IN FRICTIONAL ENGAGEMENT WITH THE ASSOCIATED BASE MEMBER AND A
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) | 1967-03-10 | 1967-09-09 | 1968-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-10 | 1971-09-09 | 1972-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-10 | 1975-09-09 | 1976-03-10 | $7700.00 | Window Closed / Lapsed |