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:
Aug. 30, 2016
Filed:
Dec. 12, 2014
Applicant:
Fujifilm Corporation, Tokyo, JP;
Inventors:
Kei Yamamoto, Haibara-gun, JP;
Ryosuke Ueba, Haibara-gun, JP;
Assignee:
FUJIFILM Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F 7/26 (2006.01); G03F 7/00 (2006.01); G03F 7/039 (2006.01); G03F 7/32 (2006.01); G03F 7/40 (2006.01);
U.S. Cl.
CPC ...
G03F 7/0035 (2013.01); G03F 7/0397 (2013.01); G03F 7/325 (2013.01); G03F 7/405 (2013.01);
Abstract
A pattern forming method includes: (i) a step of forming a first film by using an actinic ray-sensitive or radiation-sensitive resin composition (I), (ii) a step of exposing the first film, (iii) a step of developing the exposed first film by using an organic solvent-containing developer to form a negative pattern, (iv) a step of forming a second film on the negative pattern by using a specific composition (II), (v) a step of increasing polarity of the specific compound present in the second film, and (vi) a step of removing a specific area of the second film by using the organic solvent-containing remover.