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. 01, 2008
Filed:
Mar. 09, 2007
Applicants:
Ralph R. Dammel, Flemington, NJ (US);
Raj Sakamuri, Sharon, MA (US);
Francis M. Houlihan, Millington, NJ (US);
Inventors:
Ralph R. Dammel, Flemington, NJ (US);
Raj Sakamuri, Sharon, MA (US);
Francis M. Houlihan, Millington, NJ (US);
Assignee:
AZ Electronic Materials USA Corp., Somerville, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F 7/30 (2006.01); G03F 7/021 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a photoresist composition comprising a photoacid generator and at least one polymer comprising at least one unit as described by structure 1, The invention also relates to a process for imaging the photoresist composition of the present invention, and to a process of making the polymer in the presence of an organic base.