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:
Sep. 18, 2007
Filed:
Mar. 08, 2005
Applicants:
Young C. Bae, Worcester, MA (US);
Robert J. Kavanagh, Natick, MA (US);
Inventors:
Young C. Bae, Worcester, MA (US);
Robert J. Kavanagh, Natick, MA (US);
Assignee:
Rohm and Haas Electronic Materials LLC, Marlborough, MA (US);
Primary Examiner:
Int. Cl.
CPC ...
G03F 7/004 (2006.01);
U.S. Cl.
CPC ...
Abstract
Cyanoadamantyl compounds, polymers that comprise polymerized units of such compounds, and photoresist compositions that comprise such polymers are provided. Preferred polymers of the invention are employed in photoresists imaged at wavelengths less than 250 nm such as 248 nm and 193 nm.