Patent US4763164A successfully refreshed from Google Patents.
US2432200A
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Direct viewing motion-picture apparatus
Assignee: Individual
•
Filing: 1946-05-31
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Granted: 1947-12-09
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Expires: 1966-05-31
Abstract
No abstract record available.
Inventors
- 👤 Lasky Max
- 👤 Bernard S Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:45
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/14; G03B21/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1765904A
Cited
US916788A
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US1861197A
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GB422588A
Cited
US1997642A
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US2115503A
Cited
GB460667A
Cited
US2175185A
Cited
GB496974A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-12-08 | 1951-06-09 | 1951-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-12-08 | 1955-06-09 | 1955-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-12-08 | 1959-06-09 | 1959-12-09 | $7700.00 | Window Closed / Lapsed |