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.
Patent No.:
Date of Patent:
Jul. 15, 2003
Filed:
Jul. 11, 2001
Applicant:
Inventors:
Rodney Thomas Fox, Cottingham, GB;
Neale Harrison, Staffordshire, GB;
John Farrell Hughes, Southampton, GB;
Duncan Roger Harper, Hull, GB;
Lindsey Faye Whitmore, Winchester, GB;
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61L 9/00 ; A61L 9/04 ; A62B 7/08 ; A01G 2/310 ; A62C 5/02 ;
U.S. Cl.
CPC ...
A61L 9/00 ; A61L 9/04 ; A62B 7/08 ; A01G 2/310 ; A62C 5/02 ;
Abstract
An improved method of counteracting or neutralizing airborne malodour comprising directing at the source of the malodour liquid droplets from a spray device containing a malodour counteracting composition, the improved method comprising imparting a unipolar charge to the said liquid droplets by double layer charging during the spraying of the liquid droplets by the spray device, the unipolar charge being at a level such that the said droplets have a charge to mass ratio of at least ±1×10 C/kg.