Granco Clark, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B08B CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL 256
 
  
 
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 291
 
  
 
B21C MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL120

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7950566 Method of welding heated log segments in an aluminum extrusion processMar 30, 10May 31, 11[B23K]
7712651 Method of welding heated log segments in an aluminum extrusion processJan 04, 08May 11, 10[B23K]
5425386 Extrusion billet taper quench unitFeb 25, 94Jun 20, 95[B08B]
5337768 Extrusion billet taper quench unitMar 15, 93Aug 16, 94[B08B]
5325694 Extrusion billet taper quenching systemMar 15, 93Jul 05, 94[B21C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6884969 Die oven and method of operating a die ovenExpiredDec 05, 03Apr 26, 05[F27D]
5165268 Extrusion puller mountingExpiredJan 02, 91Nov 24, 92[B21C]
5126945 Nonferrous extrusion process control systemExpiredFeb 14, 90Jun 30, 92[G06F]
5031436 Extrusion pulling with double puller lockExpiredJul 17, 90Jul 16, 91[B21C]
5027634 Solutionizing taper quenchExpiredFeb 28, 90Jul 02, 91[B21C]
4993252 Extrusion puller jawsExpiredMar 30, 90Feb 19, 91[B21C]
4953381 Extrusion puller with stripper fingerExpiredNov 16, 89Sep 04, 90[B21C]
4889483 Temperature controlled probe assemblyExpiredSep 06, 84Dec 26, 89[F23N, F27D]
4790167 Extrusion run-out tableExpiredJun 23, 87Dec 13, 88[B21C]
4752215 Space saver log pusherExpiredSep 26, 86Jun 21, 88[F27D]
4675826 Temperature control systemExpiredAug 06, 84Jun 23, 87[F23N, G06F, F27D, G06G]
4573909 Billet heating furnace with adjustable pressurized entrance sealExpiredAug 03, 84Mar 04, 86[F27B]

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