US3294998A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Arc tube mounting for high pressure metal vapor lamps
Assignee: General Electric Co
•
Filing: 1964-09-29
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Granted: 1966-12-27
•
Expires: 1984-09-29
Abstract
No abstract record available.
Inventors
- 👤 Niles Everett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:04
CPC Classifications
H; H01; H01J; H01J61/00; H01J61/02; H01J61/30; H01J61/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
A DUAL ENVELOPE ELECTRIC DISCHARGE LAMP COMPRISING A VITREOUS OUTER ENVELOPE HAVING A BASE AT ONE END AND AN INWARDLY TURNED DIMPLE AT THE OTHER END, AN INNER ARC TUBE WITHIN SAID OUTER ENVELOPE, AND A FRAME SUPPORTING SAID ARC TUBE WITHIN SAID OUTER ENVELOPE AND INCLUDING A TRANSVERSE PORTION AT SAID OTHER END, SAID FRAME ENGAGING SAID DIMPLE BY MEANS OF A CLAMP COMPRISING A FIRST
Claim 2
Dependent Claim
67 words
A DUAL ENVELOPE ELECTRIC DISCHARGE LAMP COMPRISING A VITREOUS OUTER ENVELOPE HAVING A BASE AT ONE END AND AN INWARDLY TURNED DIMPLE AT THE OTHER END, AN INNER ARC TUBE WITHIN SAID OUTER ENVELOPE, AND A FRAME SUPPORTING SAID ARC TUBE WITHIN SAID OUTER ENVELOPE AND INCLUDING A TRANSVERSE PORTION AT SAID OTHER END, SAID FRAME ENGAGING SAID DIMPLE BY MEANS OF A CLAMP COMPRISING A FIRST
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-26 | 1970-06-27 | 1970-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-26 | 1974-06-27 | 1974-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-26 | 1978-06-27 | 1978-12-27 | $7700.00 | Window Closed / Lapsed |