C.M.E. BLASTING & MINING EQUIPMENT LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B24B MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING 957
 
  
 
B23B TURNING; BORING 151

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0304,983 GRINDING TOOL FOR BUTTONS ON A ROCK DRILL BITNov 12, 15Oct 26, 17[B24B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8827773 Manual locking means for bit holder with micro/macro adjustmentJul 08, 09Sep 09, 14[B23B]
7402093 Grinding apparatus for buttons on rock drill bitFeb 19, 04Jul 22, 08[B24B]
7198556 Grinding apparatusJul 10, 01Apr 03, 07[B24B]
6835114 Grinding tool for buttons of a rock drill bitFeb 04, 03Dec 28, 04[B24B]
5727994 Grinding cup and holder deviceFeb 05, 96Mar 17, 98[B24B]
5639273 Grinding cup and holder deviceFeb 03, 95Jun 17, 97[B24B]
5527206 Holder deviceSep 13, 94Jun 18, 96[B24B]
5193312 Non-rotating grinding apparatusJun 25, 91Mar 16, 93[B24B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2005/0107,021 Grinding member for buttons on rock drill bitAbandonedDec 21, 04May 19, 05[B24B]
D350887 Grinding cupExpiredJun 08, 93Sep 27, 94[]
5070654 Self-centering arrangement for grinding the hardmetal pins of drill bitsExpiredOct 16, 89Dec 10, 91[B24B]

Top Inventors for This Owner

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