US3465656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flash intensity regulating circuit for flash cameras
Assignee: Agfa Gevaert AG
•
Filing: 1966-10-28
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Granted: 1969-09-09
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Expires: 1986-10-28
Abstract
No abstract record available.
Inventors
- 👤 Richard Wick
- 👤 Friedrich Biedermann
- 👤 Alfred Winkler
- 👤 Friedrich Bestenreiner
- 👤 Gerd Kiper
- 👤 Gunter Pawlik
- 👤 Reinhard Von Sybel
- 👤 Erwin Von Wasiliewski
- 👤 Karl Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:41
CPC Classifications
H; H05; H05B; H05B41/00; H05B41/14; H05B41/30; H05B41/32; H05B41/325; G; G03; G03B; G03B15/00; G03B15/02; G03B15/03; G03B15/05; G03B7/00; G03B7/16; G03B2215/00; G03B2215/05; G03B2215/0514; G03B2215/0517; G03B2215/0525
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3173347A
Cited
US3308733A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-08 | 1973-03-10 | 1973-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-08 | 1977-03-10 | 1977-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-08 | 1981-03-10 | 1981-09-09 | $7700.00 | Window Closed / Lapsed |