The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 22, 1983

Filed:

Apr. 07, 1980
Applicant:
Inventors:

Michel Bartoli, Etampes, FR;

Armand R Bernard, Mespuits, FR;

Daniel Noirot, Etampes, FR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29D / ;
U.S. Cl.
CPC ...
428 71 ; 249 83 ; 249161 ; 264 466 ; 264161 ; 264257 ; 297452 ; 297D / ; 428 76 ; 4283066 ;
Abstract

A process using a mold having at least two complementary parts provided with internal surfaces defining a molding cavity, including placing a cover element on the internal surface of each mold part, extending the periphery of the cover elements beyond that of the internal surfaces, pouring a foaming composition undergoing reaction onto the cover element of one of the mold parts, waiting until the foam further expands and overflows slightly from the part of the mold into which it was poured, applying the other mold part to the first one so as to close the molding cavity, pressing the overflow foam into the extended cover elements, waiting until the foam fully cures, removing the padding from the mold and trimming the cover elements along the line joining them.


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Bartoli, Michel. (1983). Process for manufacturing a padding comprising a foam body covered with (U.S. Patent No. 4377609). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4377609

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