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US2769600A Expired / Lapsed US ⏱️ 0.0 years remaining

Web winding machine

Assignee: Paper Converting Machine Co
•
Filing: 1952-07-16
•
Granted: 1956-11-06
•
Expires: 1972-07-16
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Abstract

No abstract record available.

Inventors

  • 👤 Edwin M Kwitek
  • 👤 Nystrand Ernst Daniel

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 22:51
CPC Classifications
B; B65; B65H; B65H75/00; B65H75/02; B65H19/00; B65H19/22; B65H19/2207; B65H19/2223; B65H2301/00; B65H2301/40; B65H2301/41; B65H2301/413; B65H2301/4136; B65H2301/41362; B65H2301/414; B65H2301/4144; B65H2301/41441; B65H2301/41442; B65H2301/414424; B65H2301/4148; B65H2301/417; B65H2301/4171; B65H2301/41745; B65H2408/00; B65H2408/20; B65H2408/23; B65H2408/231; B65H2408/2312; B65H2408/2315; B65H2408/23157

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1040188A Cited
US1172955A Cited
US1819406A Cited
US2029446A Cited
US2095123A Cited
US2366999A Cited
US2467555A Cited
US2650038A Cited
US2512900A Cited
US2668675A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1959-11-06 1960-05-07 1960-11-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1963-11-06 1964-05-07 1964-11-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1967-11-06 1968-05-07 1968-11-06 $7700.00 Window Closed / Lapsed

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