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:
Jan. 16, 1996
Filed:
May. 09, 1994
Applicant:
Inventors:
Andrew B Bigley, Jr, Croydon, PA (US);
Jeffrey L Daecher, Sicklerville, NJ (US);
Norman L Holy, Penns Park, PA (US);
Robert E Jerman, Chalfont, PA (US);
Phelps B Johnson, Holland, PA (US);
William J Work, Huntington Valley, PA (US);
Assignee:
Rohm and Haas Company, Phila., PA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ; B29C / ;
U.S. Cl.
CPC ...
385141 ; 264-124 ; 264-128 ; 264-129 ; 264-16 ; 15624412 ; 385123 ; 385143 ;
Abstract
A process for producing a cured composite and flexible light pipe, in which a molten cladding polymer and a crosslinkable core mixture are concurrently and coaxially extruded through a core mixture delivery tube of a coextrusion die, the extruded tubular cladding is filled with the extruded crosslinkable core mixture, and the crosslinkable core mixture is cured within the tubular cladding.