US2525121A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for making display film
Assignee: Individual
•
Filing: 1946-05-09
•
Granted: 1950-10-10
•
Expires: 1966-05-09
Abstract
No abstract record available.
Inventors
- 👤 Jr Horace Fletcher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:25
CPC Classifications
B; B32; B32B; B32B27/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1266766A
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US1590167A
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US1797998A
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US1905392A
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US2040608A
Cited
US2101876A
Cited
US2171259A
Cited
US2071926A
Cited
US2166819A
Cited
US2248617A
Cited
US2273677A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-09 | 1954-04-10 | 1954-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-09 | 1958-04-10 | 1958-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-09 | 1962-04-10 | 1962-10-10 | $7700.00 | Window Closed / Lapsed |