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US2596448A Expired / Lapsed US ⏱️ 0.0 years remaining

Apparatus for stacking sheet material

Assignee: ROBERT GAIR CO Inc
•
Filing: 1946-03-05
•
Granted: 1952-05-13
•
Expires: 1966-03-05
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Abstract

No abstract record available.

Inventors

  • 👤 Toronto Thomas

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 05:19
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 Cited
US1060026A Cited
US1613918A Cited
US2085465A Cited
US2111474A Cited
US2130488A Cited
US2130489A Cited
US2259458A Cited
US2290119A Cited
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

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