Patent US2529701A successfully refreshed from Google Patents.
US2529701A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rear projection viewing screen
Assignee: RCA Corp
•
Filing: 1947-05-13
•
Granted: 1950-11-14
•
Expires: 1967-05-13
Abstract
No abstract record available.
Inventors
- 👤 Ioury G Maloff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:52
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/54; G03B21/56; G03B21/60; G03B21/62; G03B21/625
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2024382A
Cited
US2141746A
Cited
US2124587A
Cited
US2132405A
Cited
US2279555A
Cited
US2180113A
Cited
US2207835A
Cited
US2294477A
Cited
US2200646A
Cited
US2326042A
Cited
US2370263A
Cited
US2378252A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-13 | 1954-05-15 | 1954-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-13 | 1958-05-15 | 1958-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-13 | 1962-05-15 | 1962-11-14 | $7700.00 | Window Closed / Lapsed |