WATER CHEF, INC., DELAWARE CORPORATION

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 1133
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 154
 
  
 
E03B INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER 112

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8900459 Versatile water purification systems and methodsApr 09, 08Dec 02, 14[E03B, C02F, B01D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5002201 Bottled water cooler apparatus and methodExpiredSep 14, 88Mar 26, 91[B67D]
4940164 Drink dispenser and method of preparationExpiredJun 26, 87Jul 10, 90[B67D]
4859376 Gas-driven carbonator and methodExpiredJun 26, 87Aug 22, 89[B01F]
4850269 Low pressure, high efficiency carbonator and methodExpiredJun 26, 87Jul 25, 89[B29D, A13F]

Top Inventors for This Owner

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