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.:

US 7815839 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 19, 2010

Filed:

Jul. 25, 2007
Applicants:

John H. Vontell, Sr., Manchester, CT (US);

Carl Brian Klinetob, Manchester, CT (US);

Christopher John Feeney, Wallingford, CT (US);

Inventors:

John H. Vontell, Sr., Manchester, CT (US);

Carl Brian Klinetob, Manchester, CT (US);

Christopher John Feeney, Wallingford, CT (US);

Assignee:

United Technologies Corporation, East Hartford, CT (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 33/44 (2006.01); B29C 33/56 (2006.01); B29C 45/17 (2006.01);
U.S. Cl.
CPC ...
Abstract

A mandrel comprising a rigid inner core and an elastomeric outer layer that at least partially surrounds the rigid inner core, wherein the elastomeric outer layer is adapted to expand during a molding process to seal a cavity to prevent incursion of material injected during the molding process.


Find Patent Forward Citations

Vontell, Sr., John. (2010). Hybrid mandrels (U.S. Patent No. 7815839). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7815839

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

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