US3473872A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Camera device utilizing a fan-like array of optical fibers
Assignee: Individual
•
Filing: 1965-01-19
•
Granted: 1969-10-21
•
Expires: 1985-01-19
Abstract
No abstract record available.
Inventors
- 👤 Shiro Okamura
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:12
CPC Classifications
G; G02; G02B; G02B6/00; G02B6/04; G02B6/06; G02B6/08; H; H01; H01J; H01J29/00; H01J29/86; H01J29/89; H01J29/892
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3125013A
Cited
US2506672A
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GB780976A
Cited
US3043179A
Cited
US3247755A
Cited
US3294903A
Cited
US3254557A
Cited
US3323407A
Cited
US3141105A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-20 | 1973-04-21 | 1973-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-20 | 1977-04-21 | 1977-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-20 | 1981-04-21 | 1981-10-21 | $7700.00 | Window Closed / Lapsed |