Ingersoll Cutting Tool Company

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B23C MILLING 1419
 
  
 
B23B TURNING; BORING 349
 
  
 
B26D CUTTING; DETAILS COMMON TO MACHINES FOR SEVERING, e.g. BY CUTTING, PERFORATING, PUNCHING, STAMPING-OUT 334
 
  
 
B23D PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR 128

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8449230 Cutting insert having concave clearance depressions formed on corner side surfacesAug 13, 10May 28, 13[B23C]
7246973 Tangential cutting insert and milling cutterJul 28, 06Jul 24, 07[B23C]
7244081 Drill adapter for drill having central and lateral cutting insertsSep 09, 04Jul 17, 07[B23B]
7104735 Tangential cutting insert and milling cutterSep 02, 04Sep 12, 06[B23C]
6942437 Milling cutting tool having cutter body mated to an adapterDec 16, 03Sep 13, 05[B23B, B23C]
6540448 Cutting tool with improved insert seat arrangement for indexable cutting insertsMay 14, 01Apr 01, 03[B23B, B23C]
6511264 Adjustable insert seatFeb 01, 01Jan 28, 03[B26D, B23C]
6488450 T-slot milling cutter and insert thereforJan 22, 01Dec 03, 02[B26D, B23C]
6450738 Cutting fluid distributor for milling cuttersFeb 08, 01Sep 17, 02[B26D, B23C]
6186705 Cutting insert with chip controlDec 10, 99Feb 13, 01[B23C, B23D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6000887 Stiff drillExpiredMay 19, 98Dec 14, 99[B23B]
5943904 Thread-rolling dieExpiredMar 08, 95Aug 31, 99[B21H]
5692860 On-edge end milling cutter and insertExpiredJun 06, 95Dec 02, 97[B23C]
4790693 Interfitting on-edge inserts for milling cuttersExpiredJul 01, 88Dec 13, 88[B23C]
4712949 On-edge end-milling insertExpiredFeb 04, 87Dec 15, 87[B26D]
4697963 Insert clamping device and insert thereforExpiredJan 27, 86Oct 06, 87[B23C]
4645386 Thread-cutting apparatusExpiredJul 29, 85Feb 24, 87[B26D]
4597695 Face milling apparatus with eight-edged insertExpiredMar 11, 85Jul 01, 86[B23C]
4566827 Ballnose end mill and insert thereforExpiredMay 24, 85Jan 28, 86[B23C]
4531863 Thread-cutting apparatusExpiredJan 31, 84Jul 30, 85[B23G, B23D]
4411564 Indexable cutting insert having radiused cutting edgesExpiredOct 19, 81Oct 25, 83[B23B, B23P, B23D]
4336656 Method and apparatus for positioning a tapered member to verify the accuracy of the taperExpiredJun 09, 80Jun 29, 82[G01B]
4218159 Multiple-part hobbing cutterExpiredApr 10, 79Aug 19, 80[B26D]
4182587 Milling cutter and indexable insert thereforExpiredApr 26, 78Jan 08, 80[B26D]

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