Ohio Gratings, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E04C STRUCTURAL ELEMENTS; BUILDING MATERIALS 620
 
  
 
E03F SEWERS; CESSPOOLS48
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 155
 
  
 
E01C CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR 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
9822494 Decorative grating and method of manufacturing the sameNov 11, 16Nov 21, 17[B23P, B33Y, E04C, E01C, E03F]
8205409 Grating system with enhanced see-through characteristicsJan 03, 12Jun 26, 12[E04C]
8122674 Grating system forvehicular and pedestrian trafficMay 08, 09Feb 28, 12[E03F]
8112962 Grating system with enhanced see-through characteristicsJul 11, 11Feb 14, 12[E04C]
8011157 Grating system with enhanced see-through characteristicsDec 17, 10Sep 06, 11[E04C]
7918067 Grating system with enhanced see-through characteristicsSep 21, 10Apr 05, 11[E04C]
7832172 Grating system with enhanced see-through characteristicsDec 10, 08Nov 16, 10[E04C]
7393153 Grating systemJul 10, 06Jul 01, 08[E03F]
7121759 Grating systemSep 09, 04Oct 17, 06[E03F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4928471 Grating constructionExpiredJun 08, 88May 29, 90[E04C]

Top Inventors for This Owner

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