Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
September 18, 2007
Patent Application Number
10937583
Date Filed
September 8, 2004
Patent Primary Examiner
Patent abstract
A stain removing composition having a mixture of N-methyl pyrrolidinone and at least one solvent from the group consisting of 3-pentanol, dipropylene glycol monomethyl ether, propylene glycol n-propyl ether, and diethylene glycol monobutyl ether. Preferably, the stain removing composition comprises, in percent by weight about 70-90%, N-methyl pyrrolidinone and about 10-30%, in percent by weight, at least one of the solvents from the group described above.
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