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:
Nov. 16, 1999
Filed:
Sep. 10, 1998
Applicant:
Inventors:
Kevin D Struthers, Coatesville, PA (US);
Michael C Webb, Chester Springs, PA (US);
Assignee:
Interon Corporation, Exton, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16L / ;
U.S. Cl.
CPC ...
285258 ; 28514812 ;
Abstract
A plastic pipe joint between two dissimilar plastics, one being a non-glueable olefin or rubber and the other a glueable or solvent-weldable plastic. The joint consists of a glueable, plastic ferrule compression fitted over the end of an olefinic or other non-glueable pipe by means of an internally expanded metal insert inside the olefinic pipe. A method for employing the instrumentalities of the invention in a pipe joint is also described.