Patent US3483807A successfully refreshed from Google Patents.
US3483807A
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US
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Photographic camera with an electromagnetically operable lens diaphragm
Assignee: Agfa Gevaert AG
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Filing: 1966-11-17
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Granted: 1969-12-16
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Expires: 1986-11-17
Abstract
No abstract record available.
Inventors
- 👤 Friedrich Biedermann
- 👤 Helmut Duerr
- 👤 Erwin Von Wasielewski
- 👤 Helmut Mayr
- 👤 Hans-Peter Huber
- 👤 Josef Ganser
- 👤 Richard Pelte
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:13
CPC Classifications
G; G03; G03B; G03B7/00; G03B7/08; G03B7/081; G03B7/085; G03B9/00; G03B9/08; G03B9/10
Claims Analysis
Total Claims: 0
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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) | 1972-12-15 | 1973-06-16 | 1973-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-15 | 1977-06-16 | 1977-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-15 | 1981-06-16 | 1981-12-16 | $7700.00 | Window Closed / Lapsed |