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:
Apr. 21, 2009
Filed:
Mar. 07, 2006
Hijiri Aoki, Ichihara, JP;
Takahito Mita, Ichihara, JP;
Hijiri Aoki, Ichihara, JP;
Takahito Mita, Ichihara, JP;
Abstract
The positive photosensitive resin of the present invention has an acid-labile protecting group and the structure represented by the following general formula (1): (wherein Xand Xmay be the sake or different and each independently a straight or branched chain hydrocarbon group, having 1 to 30 carbon atoms, an alicyclic hydrocarbon group or a heterocyclic group, which may substituted with straight or branched chain hydrocarbon of 1 to 6 carbon atoms or —O— hydrocarbon; Yand Ymay be the same or different and are each independently a hydrogen atom, a straight or branched chain hydrocarbon group having 1 to 6 carbon atoms, a sulfur-containing hydrocarbon group, or an aromatic hydrocarbon group which may have a substituent; and two Zs may be the same or different and each independently an oxygen atom or a sulfur atom).