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:
Jun. 17, 1980
Filed:
Mar. 22, 1976
Applicant:
Inventors:
William G Deichert, Webster, NY (US);
Joseph J Falcetta, Pittsford, NY (US);
Kai C Su, Webster, NY (US);
Assignee:
Bausch & Lomb Incorporated, Rochester, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B29D / ;
U.S. Cl.
CPC ...
264-1 ; 264162 ; 264255 ; 264343 ; 3511 / ; 351177 ;
Abstract
A shaped body is manufactured from at least two polymerized materials with one polymerized material being swellable relative to the other polymerized material. The shaped body is formed having sections of the first material, the second material and a substantially random copolymer of the first and second materials as a transition section between the first and second sections.