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.

Date of Patent:
Jan. 13, 2015

Filed:

Sep. 29, 2009
Applicants:

Toshiaki Fukuhara, Shizuoka, JP;

Akinori Shibuya, Shizuoka, JP;

Takayuki Kato, Shizuoka, JP;

Inventors:

Toshiaki Fukuhara, Shizuoka, JP;

Akinori Shibuya, Shizuoka, JP;

Takayuki Kato, Shizuoka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F 7/004 (2006.01); G03F 7/039 (2006.01); G03F 7/26 (2006.01); C08F 20/28 (2006.01); C08F 20/26 (2006.01); G03F 7/20 (2006.01);
U.S. Cl.
CPC ...
C08F 20/28 (2013.01); C08F 20/26 (2013.01); G03F 7/0045 (2013.01); G03F 7/0046 (2013.01); G03F 7/0397 (2013.01); G03F 7/2041 (2013.01); Y10S 430/111 (2013.01);
Abstract

A positive photosensitive composition, includes: (A) a resin having a repeating unit represented by formula (1) as defined in the specification and a repeating unit represented by formula (2) as defined in the specification and being capable of increasing a solubility of the resin (A) in an alkali developer by an action of an acid; (B) a compound capable of generating an acid upon irradiation with actinic rays or radiation; and a solvent, and a pattern forming method uses the positive photosensitive composition.


Find Patent Forward Citations

Loading…