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:
Sep. 25, 2007
Filed:
Jun. 27, 2002
Applicants:
Antonio Zaopo, Milan, IT;
Yuri A. Dubitsky, Milan, IT;
Marco Colombo, Cantu′, IT;
Inventors:
Assignee:
Pirelli & C. S.p.A., Milan, IT;
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/00 (2006.01); C08G 73/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An optical waveguide has a core layer made by a film containing a cross-linked polyamide based on a repeating unit of general formula (I) and a method for the production thereof.