A.O. SMITH ENTERPRISES LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
2303 HEATING EQUIPMENT313
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 2123
 
  
 
B65D CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES 296
 
  
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 192
 
  
 
F24D DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR 119
 
  
 
F24H FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, IN GENERAL 126

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8366014 Tank-tankless water heaterJan 16, 08Feb 05, 13[F24H, F24D]
D644307 Water heaterFeb 15, 11Aug 30, 11[2303]
D632768 Water HeaterMay 27, 08Feb 15, 11[2303]
D573239 Water heaterMar 14, 07Jul 15, 08[2303]
D452903 Water heater bottom insulation memberJun 05, 00Jan 08, 02[]
5431296 Corrosion resistant insertSep 13, 90Jul 11, 95[B65D]
5263469 Foam insulating a water heaterJul 16, 92Nov 23, 93[F24H, B29C]
5215247 Corrosion resistant insertJun 13, 91Jun 01, 93[B23K]
5213728 Foam insulating a water heaterJan 22, 92May 25, 93[B29C]
5180077 Water heater bottom insulation memberApr 27, 92Jan 19, 93[B65D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0105,589 TANK-TANKLESS WATER HEATERAbandonedDec 17, 12May 02, 13[F24H]
5102607 Method for molding products with undercut regionsExpiredJan 14, 91Apr 07, 92[B29D]
4898150 Pressure balancing water heater dip tube turbulator attachmentExpiredMar 10, 89Feb 06, 90[F24H]

Top Inventors for This Owner

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