LATHAM, WINCHESTER E.

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21C MINING OR QUARRYING517
 
  
 
B02C CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN 233
 
  
 
B28D WORKING STONE OR STONE-LIKE MATERIALS 121
 
  
 
E01C CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR 128
 
  
 
E02F DREDGING; SOIL-SHIFTING 144
 
  
 
F16B DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING 148

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8573885 Road surface planarNov 12, 10Nov 05, 13[E01C, E21C]
7665235 Toothed trencher track and elements thereforMar 19, 08Feb 23, 10[E02F]
7380887 Tool holderApr 13, 06Jun 03, 08[E21C]
7338134 Flighting and tool holderNov 23, 05Mar 04, 08[E21C]
7290726 Angular cutting toolJun 23, 06Nov 06, 07[B02C]
7108212 Angular tool and holding blockNov 11, 03Sep 19, 06[B02C]
6692083 Replaceable wear surface for bit supportJun 14, 02Feb 17, 04[F16B, E21C]
6422228 Portable saw enclosure apparatusDec 29, 00Jul 23, 02[B28D]
5842747 Apparatus for roadway surface reclaiming drumFeb 24, 97Dec 01, 98[E21C]
5582468 Double tooth cutterAug 15, 95Dec 10, 96[E21C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5884979 Cutting bit holder and support surfaceExpiredApr 17, 97Mar 23, 99[E21C]

Top Inventors for This Owner

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