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:
Nov. 02, 2010

Filed:

Oct. 21, 2008
Applicants:

Christopher K. Ober, Ithaca, NY (US);

Yi Yi, Urbana, IL (US);

Ramakrishnan Ayothi, San Jose, CA (US);

Inventors:

Christopher K. Ober, Ithaca, NY (US);

Yi Yi, Urbana, IL (US);

Ramakrishnan Ayothi, San Jose, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F 7/00 (2006.01); G03F 7/004 (2006.01); G03F 7/029 (2006.01); C07C 303/00 (2006.01); C07D 307/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The invention provides various ionic and non-ionic photoacid generator compounds. Photoresist compositions that include the novel ionic and non-ionic photoacid generator compounds are also provided. The invention further provides methods of making and using the photoacid generator compounds and photoresist compositions disclosed herein. The compounds and compositions are useful as photoactive components in chemically amplified resist compositions for various microfabrication applications.


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