US3383994A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic camera with disengageable electronic flash unit
Assignee: Voigtlander AG
•
Filing: 1963-06-12
•
Granted: 1968-05-21
•
Expires: 1983-06-12
Abstract
No abstract record available.
Inventors
- 👤 Bihlmaier Oskar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:15
CPC Classifications
G; G03; G03B; G03B15/00; G03B15/02; G03B15/03; G03B15/05; G03B2215/00; G03B2215/05; G03B2215/0503
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3120632A
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US2971432A
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US2989906A
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DE1104822B
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US3134547A
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US2949838A
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US3187341A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-21 | 1971-11-20 | 1972-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-21 | 1975-11-20 | 1976-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-21 | 1979-11-20 | 1980-05-21 | $7700.00 | Window Closed / Lapsed |