Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
May 12, 2009
Patent Application Number
10386707
Date Filed
March 13, 2003
Patent Primary Examiner
Patent abstract
1. A radiation-sensitive resin composition comprising: (A) a resin insoluble or scarcely soluble in alkali, but becomes alkali soluble by the action of an acid and (B) a photoacid generator. The resin comprises (a) at least one recurring unit of the following formula (1-1) or (1-2),
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