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US2615375A Expired / Lapsed US ⏱️ 0.0 years remaining

Apparatus for separating conjointly gathered bag tube walls

Assignee: Cincinnati Ind Inc
•
Filing: 1948-08-24
•
Granted: 1952-10-28
•
Expires: 1968-08-24
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Abstract

No abstract record available.

Inventors

  • 👤 Rowe William Wallace
  • 👤 Carroll L Spangler
  • 👤 Roy C Frick

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 10:46
CPC Classifications
B; B31; B31B; B31B50/00; B31B70/00; B31B70/003; B31B2155/00; B31B2155/003; B31B2160/00; B31B2160/10; B31B50/74; B31B50/76; B31B50/78; B31B70/008; B31B70/02; B31B70/10; B31B70/26; B31B70/262; B31B70/266

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US131841A Cited
US2110939A Cited
GB524777A Cited
DE686952C Cited
US2401798A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1955-10-28 1956-04-28 1956-10-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1959-10-28 1960-04-28 1960-10-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1963-10-28 1964-04-28 1964-10-28 $7700.00 Window Closed / Lapsed

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