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1. (WO2007009267) METHOD FOR PRODUCING INTERNAL AND EXTERNAL TOOTHINGS ON THIN-WALLED, CYLINDRICAL HOLLOW PARTS
Available information on National Phase entries(more information)
OfficeEntry DateNational NumberNational Status
China 15.07.2005200580050082.X
European Patent Office 01.06.20072005758521Published: 30.04.2008
Granted: 01.11.2017
Russian Federation 09.11.20072007141624
United States of America 31.12.200711994376Published: 27.05.2010
Granted: 21.02.2012
Canada 14.01.20082615220
Japan 15.01.20082008520686
Republic of Korea 30.01.20081020087002571Granted: 19.06.2013
GermanyWithdrawn: 16.01.2008