Patent US2790478A successfully refreshed from Google Patents.
US2790478A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Press for mounting photographs
Assignee: Individual
•
Filing: 1955-03-18
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Granted: 1957-04-30
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Expires: 1975-03-18
Abstract
No abstract record available.
Inventors
- 👤 Shapiro Mitchell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:40
CPC Classifications
B; B30; B30B; B30B1/00; B30B1/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US367816A
Cited
GB172470A
Cited
US1590978A
Cited
US1769452A
Cited
US2005891A
Cited
US2219419A
Cited
US2532501A
Cited
DE819543C
Cited
FR1011230A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-29 | 1960-10-29 | 1961-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-29 | 1964-10-29 | 1965-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-29 | 1968-10-29 | 1969-04-30 | $7700.00 | Window Closed / Lapsed |