Title of Invention

AIR FILTER

Abstract An air filter for a circulating and/or recirculating air system comprising a filter medium containing a microbiologicaly effective amount of a polymeric biguanide or salt thereof. Also claimed is a method for reducing odours and/or air-borne micro-organisms in a circulating or recirculating air system using the air filter, and a method for protecting an air filter medium against microbial degradation by incorporating in, or on, the medium a microbiologically effective amount of a polymeric biguanide or salt thereof.
Full Text N/A

Documents:

in-pct-2002-00156-mum-abstract(granted)-(4-10-2007).pdf

in-pct-2002-00156-mum-cancelled pages(13-10-2005).pdf

in-pct-2002-00156-mum-claims(amended)-(13-10-2005).pdf

in-pct-2002-00156-mum-claims(complete)-(6-2-2002).pdf

in-pct-2002-00156-mum-claims(granted)-(4-10-2007).pdf

in-pct-2002-00156-mum-correspondence(23-10-2007).pdf

in-pct-2002-00156-mum-correspondence(ipo)-(11-3-2008).pdf

IN-PCT-2002-00156-MUM-DEED OF ASSIGNMENT(6-9-2005).pdf

in-pct-2002-00156-mum-description(complete)-(6-2-2002).pdf

in-pct-2002-00156-mum-description(granted)-(4-10-2007).pdf

in-pct-2002-00156-mum-form 1(13-10-2005).pdf

in-pct-2002-00156-mum-form 19(15-6-2004).pdf

in-pct-2002-00156-mum-form 2(complete)-(6-2-2002).pdf

in-pct-2002-00156-mum-form 2(granted)-(4-10-2007).pdf

in-pct-2002-00156-mum-form 2(title page)-(complete)-(6-2-2002).pdf

in-pct-2002-00156-mum-form 2(title page)-(granted)-(4-10-2007).pdf

in-pct-2002-00156-mum-form 3(13-10-2005).pdf

in-pct-2002-00156-mum-form 3(6-2-2002).pdf

in-pct-2002-00156-mum-form 5(6-2-2002).pdf

in-pct-2002-00156-mum-form 6(6-9-2005).pdf

in-pct-2002-00156-mum-petition under rule 137(13-10-2005).pdf

in-pct-2002-00156-mum-power of authority(13-10-2005).pdf

in-pct-2002-00156-mum-power of authority(19-3-2002).pdf

in-pct-2002-00156-mum-power of authority(6-2-2002).pdf

in-pct-2002-00156-mum-wo international publication report(6-2-2002).pdf


Patent Number 210427
Indian Patent Application Number IN/PCT/2002/00156/MUM
PG Journal Number 43/2007
Publication Date 26-Oct-2007
Grant Date 04-Oct-2007
Date of Filing 06-Feb-2002
Name of Patentee ARCH UK BIOCIDES LIMITED
Applicant Address WHELDON ROAD,CASTLEFORD, WEST YORKSHIRE WF 10 2JT UNITED KINGDOM
Inventors:
# Inventor's Name Inventor's Address
1 JOHN DAVID PAYNE HEXAGON HOUSE,P.O BOX 42, MANCHESTER M9 8ZS,
2 HELEN DUKES HEXAGON HOUSE,P.O BOX 42,MANCHESTER M9 8ZS,
PCT International Classification Number B01D 39/20
PCT International Application Number PCT/GB00/02878
PCT International Filing date 2000-07-26
PCT Conventions:
# PCT Application Number Date of Convention Priority Country
1 9919127.2 1999-08-13 U.K.