US2595978A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Filmstrip transporting mechanism
Assignee: Viewlex Inc
•
Filing: 1950-04-12
•
Granted: 1952-05-06
•
Expires: 1970-04-12
Abstract
No abstract record available.
Inventors
- 👤 Florindo J Perillo
- 👤 Pollan David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:02
CPC Classifications
G; G03; G03B; G03B23/00; G03B23/08; G03B23/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1172567A
Cited
US1738762A
Cited
US2126474A
Cited
US2231765A
Cited
US2276735A
Cited
GB594056A
Cited
GB594057A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-06 | 1955-11-05 | 1956-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-06 | 1959-11-05 | 1960-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-06 | 1963-11-05 | 1964-05-06 | $7700.00 | Window Closed / Lapsed |