Invention Grant
- Patent Title: Method of producing a dental restoration
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Application No.: US14425148Application Date: 2013-08-22
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Publication No.: US10040134B2Publication Date: 2018-08-07
- Inventor: Malte Korten , Daniel Oberpertinger , Rudolf Schmid , Anja B. Fischer
- Applicant: 3M INNOVATIVE PROPERTIES COMPANY
- Applicant Address: US MN S. Paul
- Assignee: 3M INNOVATIVE PROPERTIES COMPANY
- Current Assignee: 3M INNOVATIVE PROPERTIES COMPANY
- Current Assignee Address: US MN S. Paul
- Priority: EP12183003 20120904
- International Application: PCT/US2013/056162 WO 20130822
- International Announcement: WO2014/039268 WO 20140313
- Main IPC: A61C13/00
- IPC: A61C13/00 ; A61C13/083 ; B23C3/00 ; A61C13/08

Abstract:
The present invention relates to a method of producing a dental restoration from a partially-sintered or non-sintered blank using a three-dimensional dental restoration model, comprising the steps of: generating at least one or more first milling path for rough and/or fine milling; determining areas or zones of increased stress in the three-dimensional dental restoration model and generating at least one modified milling path; machining the blank by milling utilizing one or more first milling paths; selectively machining parts of the blank utilizing at least one modified milling path; and sintering the machined blank.
Public/Granted literature
- US20150230896A1 METHOD OF PRODUCING A DENTAL RESTORATION Public/Granted day:2015-08-20
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