US2496404A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self view finder for portrait photography
Assignee: Individual
•
Filing: 1946-01-19
•
Granted: 1950-02-07
•
Expires: 1966-01-19
Abstract
No abstract record available.
Inventors
- 👤 Paillais Jean Michel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:23
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/48; G03B17/50; G03B17/53
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1893211A
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US1897772A
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US1926657A
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US1919642A
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US2051608A
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US2105557A
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US2224579A
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US2161262A
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US2218302A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-06 | 1953-08-08 | 1954-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-06 | 1957-08-08 | 1958-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-06 | 1961-08-08 | 1962-02-07 | $7700.00 | Window Closed / Lapsed |