US3392273A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic flashlamp unit
Assignee: GTE Sylvania Inc
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Filing: 1966-05-19
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Granted: 1968-07-09
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Expires: 1986-05-19
Abstract
No abstract record available.
Inventors
- 👤 William C Fink
- 👤 Donald W Hartman
- 👤 John W Shaffer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:05
CPC Classifications
G; G03; G03B; G03B15/00; G03B15/02; G03B15/03; G03B15/04; G03B15/0442; F; F21; F21K; F21K5/00; F21K5/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
A PHOTOGRAPHIC FLASHLAMP UNIT COMPRISING: A BASE; A PLURALITY OF REFLECTORS ARRANGED ON SAID BASE; A PLURALITY OF FLASHLAMPS MOUNTED ON SAID BASE; EACH FLASHLAMP BEING DISPOSED IN COOPERATIVE RELATIONSHIP WITH RESPECT TO ONE OF SAID REFLECTORS; A CAP HAVING A CENTRAL DEPENDING POST MOUNTED ON SAID BASE; AND A SLEEVE OF A TRANSPARENT PLASTIC MATERIAL ENCOMPASSING SAID FLASHLAMPS AND THEIR ASSOCIATED REFLECTORS, SAID SLEEVE BEING SUPPORTED BETWEEN SAID BASE AND SAID CAP.
Claim 2
Dependent Claim
73 words
A PHOTOGRAPHIC FLASHLAMP UNIT COMPRISING: A BASE; A PLURALITY OF REFLECTORS ARRANGED ON SAID BASE; A PLURALITY OF FLASHLAMPS MOUNTED ON SAID BASE; EACH FLASHLAMP BEING DISPOSED IN COOPERATIVE RELATIONSHIP WITH RESPECT TO ONE OF SAID REFLECTORS; A CAP HAVING A CENTRAL DEPENDING POST MOUNTED ON SAID BASE; AND A SLEEVE OF A TRANSPARENT PLASTIC MATERIAL ENCOMPASSING SAID FLASHLAMPS AND THEIR ASSOCIATED REFLECTORS, SAID SLEEVE BEING SUPPORTED BETWEEN SAID BASE AND SAID CAP.
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) | 1971-07-09 | 1972-01-08 | 1972-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-09 | 1976-01-08 | 1976-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-09 | 1980-01-08 | 1980-07-09 | $7700.00 | Window Closed / Lapsed |