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. 13, 1994
Filed:
Apr. 20, 1992
Applicant:
Inventors:
Geog Pawlowski, Wiesbaden, DE;
Ralph Dammel, Coventry, RI (US);
Horst Roeschert, Ober-Hilbersheim, DE;
Walter Spiess, Dieburg, DE;
Charlotte Eckes, Mainz, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ; G03F / ; G03F / ;
U.S. Cl.
CPC ...
430281 ; 430270 ; 430176 ; 430284 ; 430286 ; 430292 ; 430300 ; 430323 ; 430326 ; 430914 ; 430919 ; 430925 ;
Abstract
A radiation-sensitive mixture which contains compounds of the formula I which generate under irradiation sulfonic acids and are cleavable by the latter ##STR1## in which R.sup.1 is an unsubstituted or substituted alkyl, fluorinated alkyl, perfluoroalkyl or aryl radical,
Pawlowski, Geog. (1994). Acid-cleavable radiation-sensitive compounds, positive working (U.S. Patent No. 5346804). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5346804
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile