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US3061941A Expired / Lapsed US ⏱️ 0.0 years remaining

Apparatus for the heat treatment of thermoplastic materials

Assignee: Sumitomo Rubber USA LLC
•
Filing: 1958-08-12
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Granted: 1962-11-06
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Expires: 1978-08-12
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Abstract

No abstract record available.

Inventors

  • 👤 Goy Ronald Stansfield
  • 👤 Moring Peter Lothar Ernst

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 19:56
CPC Classifications
B; B29; B29C; B29C35/00; B29C35/02; B29C35/0244; B29C35/025; B29B; B29B13/00; B29B13/02; B29B13/023; D; D02; D02J; D02J13/00; D02J13/006; D06; D06B; D06B19/00; D06B19/0005; D06B19/0076; D06B19/0082; F; F26; F26B; F26B13/00; F26B13/005; F26B13/10; F26B13/105; F26B13/106; Y; Y10; Y10S; Y10S264/00; Y10S264/51

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2669031A Cited
US2785478A Cited
US2807096A Cited
US2938276A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1965-11-05 1966-05-07 1966-11-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1969-11-05 1970-05-07 1970-11-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1973-11-05 1974-05-07 1974-11-06 $7700.00 Window Closed / Lapsed

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