Western Water International, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 2132
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1108

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5145588 High backwash flow rate purification systemFeb 19, 91Sep 08, 92[B01D]
5118655 Water contaminant adsorption compositionMar 20, 91Jun 02, 92[B01J, B01D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5141080 Device and procedure for opening of an elevatorExpiredMar 20, 91Aug 25, 92[B66B]
D327804 Water pitcherExpiredNov 30, 89Jul 14, 92[]
D325146 Water purifier carafeExpiredJun 13, 89Apr 07, 92[]
D324320 Water purifier carafeExpiredMar 31, 89Mar 03, 92[]

Top Inventors for This Owner

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