Cleaning and liquid contact with solids – Processes – Using solid work treating agents
Reexamination Certificate
2005-03-15
2005-03-15
Carrillo, Sharidan (Department: 1746)
Cleaning and liquid contact with solids
Processes
Using solid work treating agents
C134S008000, C134S026000, C134S042000, C015S104930, C015S104940, C015S208000, C015S209100, C015S210100
Reexamination Certificate
active
06866722
ABSTRACT:
A screen cleaning tool including a thin sheet of fiberous material made by a process that includes the steps forming fibers into a lacy pattern, compressing the pattern into a thin sheet, applying a curable adhesive to the fibers, and curing the adhesive and pre-moistening said thin sheet with an aqueous solution of materials selected from the group consisting of propylene glycol, polysorbate, aloe extract, 2-phenoxyethanol, methyl paraben, butyl paraben, ethyl paraben, propyl paraben, isobutyl paraben, and DL-alpha-tocopheryl acetate in order to make it available to be wiped over the surface of a screen.
REFERENCES:
patent: 2838777 (1958-06-01), Schoenfield et al.
patent: 3855658 (1974-12-01), Ford
patent: 6375755 (2002-04-01), Stuck
patent: 20040163672 (2004-08-01), Snaza
patent: 2002-0125893 (2002-05-01), None
Carrillo Sharidan
Gordon & Rees LLP
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