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.

Date of Patent:
Apr. 30, 2002

Filed:

Aug. 03, 1999
Applicant:
Inventors:

Mark Beeston, Nottingham, GB;

Mark Laing, Beverley, GB;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05B 9/043 ;
U.S. Cl.
CPC ...
B05B 9/043 ;
Abstract

A spraying device comprising a reservoir and a nozzle linked by a path is used to apply an aqueous cleaning composition to a surface. The interim dimension of the path is located immediately upstream of the nozzle. The composition comprises abrasive particles, wherein substantially none of the particles has a maximum dimension which is more than half of the minimum dimension of the path and none of said particles have a dimension greater than said minimum dimension.


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