Method for treating porous stone using a fluorochemical composition

Details for Australian Patent Application No. 2005283038 (hide)

Owner 3M Innovative Properties Company

Inventors Dams, Rudolf J.

Agent Davies Collison Cave

Pub. Number AU-A-2005283038

PCT Pub. Number WO2006/028608

Priority 04104235.9 02.09.04 EP

Filing date 29 July 2005

Wipo publication date 16 March 2006

International Classifications

C04B 41/48 (2006.01) After-treatment of mortars, concrete, artificial stone or ceramics

C09D 133/16 (2006.01) Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof

Event Publications

5 April 2007 PCT application entered the National Phase

  PCT publication WO2006/028608 Priority application(s): WO2006/028608

24 September 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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