E01B 3/10

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
2022/0356,371 RUBBERIZED ASPHALT COATINGS FOR BALLASTED TRACK AND RELATED SYSTEMS AND METHODSApr 27, 22Nov 10, 22Not available
2022/0098,799 ASSEMBLED BAMBOO SLEEPER AND PREPARATION METHOD THEREOFApr 18, 19Mar 31, 22HUNAN TAOHUAJIANG BAMBOO SCIENCE & TECHNOLOGY CO., LTD.
2022/0064,477 WOOD WITH STRENGTHENING COATINGAug 23, 21Mar 03, 22Tough by Nature, LLC
2016/0168,802 Restoring and Recycling Railroad TiesApr 14, 14Jun 16, 16TJ Technology Holdings, Inc.
2015/0292,164 Structure for Railroad Ties Having Data Acquisition, Processing and Transmission MeansApr 14, 14Oct 15, 15TJ Technology Holdings, Inc.
2015/0292,165 Restoring and Recycling Railroad TiesApr 14, 14Oct 15, 15TJ Technology Holdings, Inc.
2014/0261,047 RAILYWAY SLEEPERSMar 14, 13Sep 18, 14Not available
2012/0187,204 RESTORING AND RECYCLING RAILROAD TIESJan 25, 11Jul 26, 12TJ Technology Holdings, LLC
2011/0155,820 COMPOSITE STRUCTURE FOR RAILROAD TIES AND OTHER STRUCTURAL MEMBERS AND METHOD FOR THEIR MANUFACTUREDec 30, 09Jun 30, 11TJ Technology Holdings, LLC