US2792745A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Camera for taking stereoscopic images without abnormal stereoscopic effect
Assignee: Individual
•
Filing: 1952-01-07
•
Granted: 1957-05-21
•
Expires: 1972-01-07
Abstract
No abstract record available.
Inventors
- 👤 Weber Frank Anton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 06:06
CPC Classifications
G; G03; G03B; G03B35/00; G03B35/08; G03B35/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US731405A
Cited
US728584A
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GB190605267A
Cited
US1282073A
Cited
US1714849A
Cited
DE511070C
Cited
US2595409A
Cited
US2413996A
Cited
GB575911A
Cited
US2568327A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-05-20 | 1960-11-19 | 1961-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-05-20 | 1964-11-19 | 1965-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-05-20 | 1968-11-19 | 1969-05-21 | $7700.00 | Window Closed / Lapsed |