US3442575A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Optical scanning system
Assignee: Bell Aerospace Corp
•
Filing: 1965-03-04
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Granted: 1969-05-06
•
Expires: 1985-03-04
Abstract
No abstract record available.
Inventors
- 👤 Seymour Rosin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 23:43
CPC Classifications
G; G02; G02B; G02B26/00; G02B26/08; G02B26/10; G02B26/108; G02B23/00; G02B23/02; G02B23/08; G02B27/00; G02B27/64; G02B27/642
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US784852A
Cited
US1539579A
Cited
US2346002A
Cited
US2800052A
Cited
DE1098232B
Cited
US3321265A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-05 | 1972-11-04 | 1973-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-05 | 1976-11-04 | 1977-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-05 | 1980-11-04 | 1981-05-06 | $7700.00 | Window Closed / Lapsed |