US2861368A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Film mount
Assignee: Individual
•
Filing: 1956-01-04
•
Granted: 1958-11-25
•
Expires: 1976-01-04
Abstract
No abstract record available.
Inventors
- 👤 Arthur J Rosenberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:24
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/54; G03B21/64
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1376677A
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US1285441A
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US1853197A
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US1904318A
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US2014743A
Cited
US2164655A
Cited
US2161396A
Cited
US2447470A
Cited
US2383465A
Cited
US2739401A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-24 | 1962-05-26 | 1962-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-24 | 1966-05-26 | 1966-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-24 | 1970-05-26 | 1970-11-25 | $7700.00 | Window Closed / Lapsed |