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US3383441A Expired / Lapsed US ⏱️ 0.0 years remaining

Method and apparatus for producing bodies of synthetic thermoplastic material

Assignee: Isoleringsaktiebolaget Wmb
•
Filing: 1966-07-27
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Granted: 1968-05-14
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Expires: 1986-07-27
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Abstract

No abstract record available.

Inventors

  • 👤 Norrhede Lars Sten Robert
  • 👤 Linde Erik Torsten

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 19:54
CPC Classifications
B; B29; B29C; B29C44/00; B29C44/20; B29C44/206

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2590757A Cited
US2744291A Cited
US2787809A Cited
US3178768A Cited
US3142864A Cited
US3214793A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-05-14 1971-11-13 1972-05-14 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-05-14 1975-11-13 1976-05-14 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-05-14 1979-11-13 1980-05-14 $7700.00 Window Closed / Lapsed

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