Patents Represented by Attorney Rodrick B. Anderson

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  • Photoresist stripping method
    Patent number: 5236552
    Abstract: A bath (19) for stripping a cured electrophoretic resist coating (13) consists of a mixture comprising 0.2-50% of a fluoro-containing acetic acid, less than one percent corrosion inhibitors, and 50-99.8% of an amide solvent, preferably a cyclic amide. The amide solvent is preferably N-methylpyrrolidone, and the acid is preferably trifluoroacetic acid.
    Type: Grant
    Filed: April 13, 1992
    Date of Patent: August 17, 1993
    Assignee: AT&T Bell Laboratories
    Inventor: Treliant Fang