Granted Patent
Utility
US 6,454,568 · App. 09/385,368
Device for producing a dental replacement part
Inventors:
Martin Beuschel, Erich Huber, Erich Sendelbach, Olaf Schafer
Patented Case
View Patent ↗
Granted: Sep 24, 2002
Filed: Aug 30, 1999
Inventors
Martin Beuschel
Erich Huber
Erich Sendelbach
Olaf Schafer
Assignee (at issue)
ESPE Dental AG
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.