US2940372A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anamorphic adapter arrangement
Assignee: SCANOPTIC Inc
•
Filing: 1957-07-15
•
Granted: 1960-06-14
•
Expires: 1977-07-15
Abstract
No abstract record available.
Inventors
- 👤 Franz F Ehrenhaft
- 👤 Rosin Seymour
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:05
CPC Classifications
G; G02; G02B; G02B13/00; G02B13/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2184018A
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US2263024A
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US2566889A
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US2529894A
Cited
US2818768A
Cited
US2811080A
Cited
US2865274A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |