Patent US2442549A successfully refreshed from Google Patents.
US2442549A
Expired / Lapsed
US
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Merchandise handling apparatus
Assignee: Individual
•
Filing: 1946-03-18
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Granted: 1948-06-01
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Expires: 1966-03-18
Abstract
No abstract record available.
Inventors
- 👤 Pearlman Jack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:51
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/36; B60P1/54; B60P1/5438; B60P1/5442
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2146436A
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US2138893A
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US2235727A
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US2266791A
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US2301639A
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US2421128A
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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) | 1951-06-01 | 1951-12-01 | 1952-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-06-01 | 1955-12-01 | 1956-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-06-01 | 1959-12-01 | 1960-06-01 | $7700.00 | Window Closed / Lapsed |