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US2501019A
Expired / Lapsed
US
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Adjustable book and magazine holder
Assignee: Individual
•
Filing: 1946-08-30
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Granted: 1950-03-21
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Expires: 1966-08-30
Abstract
No abstract record available.
Inventors
- 👤 Purdy E Attick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:47
CPC Classifications
A; A47; A47B; A47B23/00; A47B23/04; A47B23/042; A47B23/043; B; B41; B41J; B41J29/00; B41J29/15
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US581225A
Cited
CH30734A
Cited
US1483421A
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US1888773A
Cited
US1953527A
Cited
US2144856A
Cited
US2136701A
Cited
US2192574A
Cited
US2422877A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-03-20 | 1953-09-19 | 1954-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-20 | 1957-09-19 | 1958-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-20 | 1961-09-19 | 1962-03-21 | $7700.00 | Window Closed / Lapsed |