UNITED STATES PIPE AND FOUNDRY COMPANY, LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL1159
 
  
 
F16J PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS446
 
  
 
B22D CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES 346
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 285
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM2155
 
  
 
C23F NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACES 234
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS297
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 2204
 
  
 
B05C APPARATUS FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 144
 
  
 
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

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0377,208 Gasket for Threaded Pipe FlangeJun 23, 15Dec 29, 16[F16L, F16J]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8960263 Centrifugal casting method and apparatusMar 19, 14Feb 24, 15[B22D]
8910699 Centrifugal casting method and apparatusApr 16, 14Dec 16, 14[B22D]
8733424 Centrifugal casting method and apparatusMar 15, 13May 27, 14[B22D]
8697251 Protective coating for metal surfacesJan 20, 10Apr 15, 14[B05D, B32B]
8600702 Non-destructive thickness measurement systems and methodsDec 30, 08Dec 03, 13[G01B]
8293378 Anti-corrosive coating for metal surfacesDec 04, 08Oct 23, 12[F16L, B05D, B05B, B32B]
7207606 Mechanical pipe joint, gasket, and method for restraining pipe spigots in mechanical pipe joint bell socketsApr 19, 04Apr 24, 07[F16L]
7137653 Centroidally twistable compression ring for pipe jointsSep 24, 04Nov 21, 06[F16L]
7108289 Restraining gasket for mechanical joints of pipesJun 08, 00Sep 19, 06[F16L]
7104573 Energized restraining gasket for mechanical joints of pipesOct 15, 03Sep 12, 06[F16L]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0262,118 CENTRIFUGAL CASTING METHOD AND APPARATUSAbandonedFeb 04, 14Sep 18, 14[B22D]
2014/0166,474 PROTECTIVE COATING FOR METAL SURFACESAbandonedFeb 19, 14Jun 19, 14[C23F]
2014/0134,456 METHODS OF MAKING PROTECTIVE COATING FOR METAL SURFACESAbandonedJan 23, 14May 15, 14[C23C, F16L]
7252316 Rotation hookExpiredMar 26, 03Aug 07, 07[B66C]
2007/0063,511 Centroidally Twistable Compression Ring for Pipe JointsAbandonedNov 13, 06Mar 22, 07[F16L]
2006/0113,793 Mechanical pipe joint, gasket, and method for restraining pipe spigots in mechanical pipe joint bell socketsAbandonedJan 11, 06Jun 01, 06[F16L]
2004/0155,458 Locking device and method for securing telescoped pipeAbandonedFeb 09, 04Aug 12, 04[F16L]
6502867 Flanged pipe fittingExpiredOct 15, 01Jan 07, 03[F16L]
4871197 Earthquake resistant pipe jointsExpiredAug 15, 88Oct 03, 89[F16L]
4867488 Restrained joint with gripper glandExpiredSep 06, 88Sep 19, 89[F16L]
4832084 Dual graphite structured pipeExpiredMay 23, 88May 23, 89[F16L]
4685705 Large deflection pipe couplingExpiredJun 27, 86Aug 11, 87[F16L]
4660866 Restrained pipe jointExpiredMay 12, 86Apr 28, 87[F16L]

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