US2545525A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Housing and mounting for elements of schmidt television projectors
Assignee: RCA Corp
•
Filing: 1945-08-29
•
Granted: 1951-03-20
•
Expires: 1965-08-29
Abstract
No abstract record available.
Inventors
- 👤 Ioury G Maloff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 03:01
CPC Classifications
G; G02; G02B; G02B17/00; G02B17/08; G02B17/0884; G02B17/0888; G02B7/00; G02B7/02; H; H04; H04N; H04N9/00; H04N9/12; H04N9/31; H04N9/3141
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US995275A
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US1080882A
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US1111093A
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GB506418A
Cited
US2165779A
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US2161368A
Cited
GB520412A
Cited
US2273801A
Cited
US2285278A
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US2298808A
Cited
US2295802A
Cited
US2415211A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-19 | 1954-09-18 | 1955-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-19 | 1958-09-18 | 1959-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-19 | 1962-09-18 | 1963-03-20 | $7700.00 | Window Closed / Lapsed |