Appeal No. 2002-1643 Page 5
Application No. 09/140,700
7. An industrial cleaning sheet dispenser comprising
a bag with at least one flexible side-wall,
said side-wall comprising at least three layers, one made of metal and the
other two made of a flexible plastic material, said flexible plastic material forming
the outside and inside layers of said side-wall,
a roll of elongated industrial cleaning sheet material with sheets
delineated from one another by lines of weakness, said roll being sealed within
said bag,
a reclosable restricted dispensing opening in said sidewall, and a
removable cap on said dispensing opening
in which said sheet material has a quantity of industrial cleaning liquid
absorbed in it, the material of which said bag is made being substantially
impervious to said cleaning liquid,
said industrial cleaning liquid containing a solvent selected from the group
consisting of acetone, isopropyl alcohol, methyl propyl keytone and methyl ethyl
keytone, naphtha, aromatic hydrocarbons and a mixture of two or more of the
foregoing.
13. A method of cleaning a surface, said method comprising the steps of
(a) providing a bag with at least one flexible side-wall, said side-wall
comprising at least two layers, one made of metal and the other made of a
flexible plastic material, said flexible plastic material forming the outside of said
side wall, said bag containing a flattened roll of industrial wiper sheets delineated
from one another by means of lines of weakness, said bag having a reclosable
outlet opening;
(b) pulling one end of said strip out of said bag and tearing off one of said
sheets from said strip and using' it for wiping said surface, said strip being pre-
wetted with an industrial cleaning solvent, said cleaning solvent being selected
from the group consisting of acetone, isopropyl alcohol, methyl propyl keytone
and methyl ethyl keytone, naphtha, aromatic hydrocarbons and a mixture of two
or more of the foregoing.
In the rejection of independent claims 1, 7 and 13 (answer, p. 3), the examiner
(1) determined that the cleaning device and method thereof disclosed by Julius includes
a sheet material dispenser bag 125 having at least one flexible side-wall comprising
Page: Previous 1 2 3 4 5 6 7 8 9 10 11 12 13 Next
Last modified: November 3, 2007