WYO-BEN, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 1133
 
  
 
B03B SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS 18
 
  
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 167
 
  
 
E21B EARTH OR ROCK DRILLING 195

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0087,487 ASSEMBLY WITH PIVOTABLE HOPPER AND SHAKERSep 26, 16Mar 30, 17[B03B, E21B, B01D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5512096 Flexible grouting compositionJul 14, 95Apr 30, 96[C04B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6777377 Composition for use in sealing a porous subterranean formation, and methods of making and usingExpiredDec 03, 02Aug 17, 04[C09K, E21B]
6719835 Sand casting foundry composition and method using shale as anti-veining agentExpiredNov 08, 02Apr 13, 04[B28B, C08K, B22C]
2003/0155,098 Sand casting foundry composition and method using thermally collapsible clay minerals as an anti-veining agentAbandonedNov 13, 02Aug 21, 03[B22C]
5021094 Grouting compositionExpiredOct 23, 90Jun 04, 91[C04B]
4964918 Grouting compositionExpiredAug 12, 88Oct 23, 90[C04B]

Top Inventors for This Owner

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