Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Edward Fu0
Tri Nguyen0
Tak Wai Cheung0
Steven Wu0
Date of Patent
March 31, 2009
Patent Application Number
11917306
Date Filed
May 23, 2006
Patent Primary Examiner
Patent abstract
Improved treatment blocks useful in the treatment of lavatory appliances, particularly toilets are provided. The improved treatment blocks are solid block compositions which provide an extended service life, particularly when used in an ITB device. Methods of producing the solid block composition and treatment blocks therefrom, as well as methods of use are also disclosed.
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