Patent US2596448A successfully refreshed from Google Patents.
US2596448A
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US
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Apparatus for stacking sheet material
Assignee: ROBERT GAIR CO Inc
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Filing: 1946-03-05
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Granted: 1952-05-13
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Expires: 1966-03-05
Abstract
No abstract record available.
Inventors
- 👤 Toronto Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:32
CPC Classifications
B; B65; B65H; B65H31/00; B65H31/34; B65H31/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US316329A
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US1060026A
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US1613918A
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US2085465A
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US2111474A
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US2130488A
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US2130489A
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US2259458A
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US2290119A
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US2474944A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-13 | 1955-11-12 | 1956-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-13 | 1959-11-12 | 1960-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-13 | 1963-11-12 | 1964-05-13 | $7700.00 | Window Closed / Lapsed |