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:
Mar. 27, 2001
Filed:
Oct. 11, 1995
Applicant:
Inventors:
Assignee:
Compagnie Generale des Etablissements Michelin - Michelin & Cie, Clermont-Ferrand Cedex, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 3/310 ;
U.S. Cl.
CPC ...
B29C 3/310 ;
Abstract
A mold shell having a hole which extends from the molding surface through said shell up to the outside of said mold. The hole is closed by a plug having a completely air-tight end face which is flush with the molding surface so as to constitute a portion of the molding surface, said plug occupying all of the surface of said hole in the molding surface.