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:
Dec. 03, 1996

Filed:

Dec. 07, 1994
Applicant:
Inventors:

Erwin F Mikol, Westlake, OH (US);

Andrew G Pawlyszyn, North Royalton, OH (US);

Assignee:

Moen Incorporated, North Olmsted, OH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22D / ;
U.S. Cl.
CPC ...
164 98 ; 29890141 ;
Abstract

A plumbing part is made from a permanent core and a body cast around the core. The core is formed of a material which meets the requirements as to the permitted leachability of lead and/or other undesirable materials from the core into water flowing through it. The core material has a melting point preferably at least 200.degree. F. above that of the cast body. The core also has a coefficient of expansion which is equal to or less than that of the material forming the cast body.


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Mikol, Erwin. (1996). Method of casting a permanent core plumbing product (U.S. Patent No. 5579823). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5579823

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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