B21D 3/10

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
2024/0238,859 MODULAR MOLD, MODULAR DEVICE, UNIVERSAL INSERT FOR STRAIGHTENING PROFILES AND CORRESPONDING METHOD FOR STRAIGHTENING PROFILESJul 22, 22Jul 18, 24ROS Beheer B.V.
2024/0226,980 METHOD FOR STRAIGHTENING BAR-SHAPED MATERIAL AND A STRAIGHTENING MACHINEDec 08, 22Jul 11, 24Not available
2024/0131,568 METHOD FOR STRAIGHTENING BAR-SHAPED MATERIAL AND A STRAIGHTENING MACHINEJan 05, 22Apr 25, 24Not available
2021/0229,153 METHOD FOR BEND STRAIGHTENINGAug 06, 19Jul 29, 21501 Nippon Steel Corporation
2019/0240,712 REROUNDING TOOL FOR REROUNDING OF TUBULAR STRUCTURES AND THE LIKESep 12, 18Aug 08, 19Not available
2019/0160,506 METHOD AND DEVICE FOR STRAIGHTENING A WORKPIECEApr 10, 17May 30, 19Not available
2018/0229,289 COMPRESSIVE FORMING PROCESSES FOR ENHANCING COLLAPSE RESISTANCE IN METALLIC TUBULAR PRODUCTSFeb 14, 18Aug 16, 18Not available
2018/0078,983 PIPE END STRAIGHTENERSep 19, 16Mar 22, 18WAMACO, LLC
2015/0196,945 METHOD AND PROCESS, SYSTEM, AND APPARATUS FOR STRAIGHTENING OF THIN TUBULAR SHAPESJan 15, 15Jul 16, 15NATIONAL OILWELL VARCO, L.P.
2015/0068,008 AUTOMATED TUBE STRAIGHTENING APPARATUSSep 06, 13Mar 12, 15THE BOEING COMPANY
2013/0239,646 POST STRAIGHTENING APPARATUS AND METHODMay 06, 13Sep 19, 13Not available
2012/0198,907 POST STRAIGHTENING APPARATUS AND METHODApr 20, 12Aug 09, 12Double Z Enterprises, LLC
2011/0094,284 POST STRAIGHTENING APPARATUS AND METHODJan 18, 11Apr 28, 11Double Z Enterprises, LLC
2008/0257,002 Novel Wheel Repair Machine and Method of UseApr 15, 08Oct 23, 08Not available