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US2409486A Expired / Lapsed US ⏱️ 0.0 years remaining

Process for making balloons

Assignee: MOLDED LATEX PRODUCTS Inc
•
Filing: 1945-07-18
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Granted: 1946-10-15
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Expires: 1965-07-18
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Abstract

No abstract record available.

Inventors

  • 👤 John A Hagen
  • 👤 Edmund L Gregor
  • 👤 Prendergast Laurence

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 19:11
CPC Classifications
B; B29; B29D; B29D22/00; B29D22/02; B29C; B29C65/00; B29C65/56; B29C65/567; B29C65/568; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/50; B29C66/51; B29C66/53; B29C66/534; B29C66/5344; B29C66/54; B29C66/542; B29C66/70; B29C66/71; B64; B64B; B64B1/00; B64B1/58; B29C66/543; B29C66/5432; B29K; B29K2021/00; B29L; B29L2022/00; B29L2022/02; B29L2022/022

Claims Analysis

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References Cited (Backward Citations)

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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) 1949-10-14 1950-04-15 1950-10-15 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1953-10-14 1954-04-15 1954-10-15 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1957-10-14 1958-04-15 1958-10-15 $7700.00 Window Closed / Lapsed

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