US2943554A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Film printing machine
Assignee: Individual
•
Filing: 1957-04-22
•
Granted: 1960-07-05
•
Expires: 1977-04-22
Abstract
No abstract record available.
Inventors
- 👤 Kastner Erich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:33
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/02; G03B27/04; G03B27/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2269161A
Cited
US1463737A
Cited
US2134439A
Cited
GB506727A
Cited
US2244965A
Cited
US2508928A
Cited
US2573405A
Cited
US2676514A
Cited
US2780155A
Cited
US2691917A
Cited
US2807664A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-05 | 1964-01-04 | 1964-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-05 | 1968-01-04 | 1968-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-05 | 1972-01-04 | 1972-07-05 | $7700.00 | Window Closed / Lapsed |