WIKUS-SAEGENFABRIK WILHELM H. KULLMANN GMBH & CO. KG

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B23D PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR 524
 
  
 
B26D CUTTING; DETAILS COMMON TO MACHINES FOR SEVERING, e.g. BY CUTTING, PERFORATING, PUNCHING, STAMPING-OUT 235
 
  
 
B27B SAWS; COMPONENTS OR ACCESSORIES THEREFOR 223
 
  
 
B22F WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER 151
 
  
 
C21D MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING, OR OTHER TREATMENTS 144
 
  
 
C22C ALLOYS 171

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0158,856 CFRP Saw BladeFeb 09, 16Jun 09, 16[B27B, B23D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9597742 Saw blade including a cutting element made by powder metallurgyMay 07, 13Mar 21, 17[B26D, B22F, C21D, B23D, C22C]
9162299 Saw blade for sawing hollow profiles and form profilesMay 04, 12Oct 20, 15[B23D]
8695470 Saw blade including teeth having a chip deforming elementJul 21, 10Apr 15, 14[B26D]
6158324 Saw blade and method for its productionSep 03, 98Dec 12, 00[B23D]
5477763 Saw bladeDec 27, 93Dec 26, 95[B27B]
5425296 Saw bladeJun 24, 94Jun 20, 95[B23D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0075,346 Saw Band With a Profiled BackAbandonedSep 15, 14Mar 19, 15[B23D]
2009/0126,205 Saw Blade With Round Cutting EdgesAbandonedNov 13, 08May 21, 09[B26B]
2009/0126,712 Stone Saw BladeAbandonedNov 13, 08May 21, 09[B28D]
2007/0163,392 Saw blade including teeth having a cutting portion with a wearing protection layerAbandonedJan 05, 07Jul 19, 07[B23D]
2002/0050,196 Saw blade and method of producing a saw bladeAbandonedOct 30, 01May 02, 02[B26D, B27B]
2001/0004,860 Saw bladeAbandonedDec 27, 00Jun 28, 01[B27B]
4640172 Saw bladeExpiredFeb 27, 84Feb 03, 87[B23D]

Top Inventors for This Owner

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