Patent US3295003A successfully refreshed from Google Patents.
US3295003A
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Grooved reflector lamp
Assignee: General Electric Co
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Filing: 1963-11-18
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Granted: 1966-12-27
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Expires: 1983-11-18
Abstract
No abstract record available.
Inventors
- 👤 Myron A Chernin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:14
CPC Classifications
C; C03; C03C; C03C17/00; C03C17/22; C03C17/23; C03C17/25; C03C17/256; H; H01; H01J; H01J61/00; H01J61/02; H01J61/30; H01J61/33; H01J61/35; C03C2217/00; C03C2217/20; C03C2217/21; C03C2217/212; C03C2218/00; C03C2218/10; C03C2218/11; C03C2218/114
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
A REFLECTOR FLUORESCENT LAMP COMPRISING A TUBULAR ELONGATED VITREOUS ENVELOPE HAVING ELECTRODES SEALED INTO OPPOSITE ENDS AND CONTAINING AN IONIZABLE MEDIUM INCLUDING MERCURY VAPOR AND AN INERT GAS AT A LOW PRESSURE, A REFLECTIVE COATING AND A PHOSPHOR COATING THEREOVER APPLIED TO THE INSIDE SURFACE OF SAID ENVELOPE, SAID ENVELOPE HAVING A RE-ENTRANT GROOVE EXTENDING CONTINUOUSLY ALONG ONE SIDE THEREOF, SAID REFLECTIVE COATING EXTENDING OVER THE ENTIRE INTERIOR OF SAID ENVELOPE EXCEPT FOR A RELATIVELY NARROW WINDOW EXTENDING LENGHTWISE IN THE WALL DIRECTLY OPPOSITE SAID GROOVE.
Claim 2
Dependent Claim
86 words
A REFLECTOR FLUORESCENT LAMP COMPRISING A TUBULAR ELONGATED VITREOUS ENVELOPE HAVING ELECTRODES SEALED INTO OPPOSITE ENDS AND CONTAINING AN IONIZABLE MEDIUM INCLUDING MERCURY VAPOR AND AN INERT GAS AT A LOW PRESSURE, A REFLECTIVE COATING AND A PHOSPHOR COATING THEREOVER APPLIED TO THE INSIDE SURFACE OF SAID ENVELOPE, SAID ENVELOPE HAVING A RE-ENTRANT GROOVE EXTENDING CONTINUOUSLY ALONG ONE SIDE THEREOF, SAID REFLECTIVE COATING EXTENDING OVER THE ENTIRE INTERIOR OF SAID ENVELOPE EXCEPT FOR A RELATIVELY NARROW WINDOW EXTENDING LENGHTWISE IN THE WALL DIRECTLY OPPOSITE SAID GROOVE.
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) | 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 |