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:
Feb. 16, 2010
Filed:
Sep. 23, 2008
Applicants:
Masato Nagura, Minami-Ashigara, JP;
Seiya Sakurai, Minami-Ashigara, JP;
Inventors:
Masato Nagura, Minami-Ashigara, JP;
Seiya Sakurai, Minami-Ashigara, JP;
Assignee:
Fujifilm Corporation, Minato-Ku, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 1/08 (2006.01); C08F 236/20 (2006.01); C08F 232/08 (2006.01); C08F 4/642 (2006.01);
U.S. Cl.
CPC ...
Abstract
A copolymer contains 10 to 69 mol % of a structural unit derived from propylene, 1 to 50 mol % of a structural unit derived from at least one α-olefin having a carbon number of from 4 to 20 and 30 to 89 mol % of a structural unit derived from at least one cyclic olefin represented by the formula (1) as defined herein, and has a weight average molecular weight of from 50,000 to 1,000,000.