US3273478A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic camera with built-in electronic flash device
Assignee: Voigtlander AG
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Filing: 1964-12-17
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Granted: 1966-09-20
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Expires: 1984-12-17
Abstract
No abstract record available.
Inventors
- 👤 Kinder Gotthard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:25
CPC Classifications
H; H05; H05B; H05B41/00; H05B41/14; H05B41/30; H05B41/32; G; G03; G03B; G03B15/00; G03B15/02; G03B15/03; G03B15/05; G03B2215/00; G03B2215/05; G03B2215/0503
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
IN A CAMERA, ELECTRONIC FLASH MEANS, A SINGLE ELECTRICAL LAMP, AND CIRCUIT MEANS CONNECTED WITH SAID ELECTRONIC FLASH MEANS AND WITH SAID SINGLE LAMP FOR OPERATING THE LATTER TO PROVIDE A STEADY ILLUMINATION FOR INDICATING THAT THE ELECTRONIC FLASH MEANS IS READY FOR OPERATION AND OPERATING SAID SINGLE LAMP TO PROVIDE INTERMITTENT ILLUMINATION FOR INDICATING THAT A PROPER EXPOSURE CANNOT BE MADE.
Claim 2
Dependent Claim
62 words
IN A CAMERA, ELECTRONIC FLASH MEANS, A SINGLE ELECTRICAL LAMP, AND CIRCUIT MEANS CONNECTED WITH SAID ELECTRONIC FLASH MEANS AND WITH SAID SINGLE LAMP FOR OPERATING THE LATTER TO PROVIDE A STEADY ILLUMINATION FOR INDICATING THAT THE ELECTRONIC FLASH MEANS IS READY FOR OPERATION AND OPERATING SAID SINGLE LAMP TO PROVIDE INTERMITTENT ILLUMINATION FOR INDICATING THAT A PROPER EXPOSURE CANNOT BE MADE.
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) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |