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.
Patent No.:
Date of Patent:
Oct. 07, 2008
Filed:
Jan. 22, 2003
Applicant:
David P. Rule, Wilmington, DE (US);
Inventor:
David P. Rule, Wilmington, DE (US);
Assignee:
E.I. du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 43/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention provides a mold for use in a compression molding apparatus that has a frame part () with a hole through its center; a bottom plunger (); and a top plunger (); wherein the plungers are fabricated to fit substantially snugly in the hole in the frame part, and wherein at least one plunger comprises at least one low-thermal conductivity insert ('). The mold is useful in compression molding processes used in the preparation of unitized membrane electrodes.