← Back to Patent Explorer
FR997970A Expired / Lapsed FR ⏱️ 0.0 years remaining

Improvements in methods and devices for the heat treatment of coagulable or thermoplastic materials, such as rubber latex

Assignee: Rene Dufour
•
Filing: 1945-09-17
•
Granted: 1952-01-14
•
Expires: 1965-09-17
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Rene Dufour
  • 👤 Henri-Auguste Leduc

Bibliographic Details

Application Number —
Jurisdiction FR
Data Source google_patents
Last Synchronized 2026-10-28 13:59
CPC Classifications
B; B29; B29B; B29B15/00; B29B15/02; B29B15/04; B29C; B29C35/00; B29C35/02; B29C35/08; B29C35/0805; B29C2035/0822; B29C2035/0861; B29C35/0261; B29K; B29K2021/00; B29K2105/00; B29K2105/0058; B29K2105/0064

Claims Analysis

Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.

References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Maintenance schedule is calculated for granted US utility patents.

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag