US3046832A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for producing and projecting motion pictures
Assignee: Kamera und Kinowerke Dresden VEB
•
Filing: 1958-02-05
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Granted: 1962-07-31
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Expires: 1978-02-05
Abstract
No abstract record available.
Inventors
- 👤 Winzenburg Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:22
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/14; G03B21/20; G03B21/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA580756A
Cited
US1032172A
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US1372936A
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US1829634A
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US1938808A
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US2235925A
Cited
US2786388A
Cited
FR1135048A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-30 | 1966-01-29 | 1966-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-30 | 1970-01-29 | 1970-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-30 | 1974-01-29 | 1974-07-31 | $7700.00 | Window Closed / Lapsed |