Granted Patent
Utility
US 6,120,591 · App. 09/133,582
Low fusing dental porcelains containing fine-grained leucite
Inventors:
Dmitri Brodkin, Carl Panzera, Paul Panzera, Jana N. Pruden, Lisa M. Kaiser, Richard A. Brightly
Patented Case
View Patent ↗
Granted: Sep 19, 2000
Filed: Aug 13, 1998
Inventors
Dmitri Brodkin
Carl Panzera
Paul Panzera
Jana N. Pruden
Lisa M. Kaiser
Richard A. Brightly
Assignee (at issue)
Jeneric/Pentron Incorporated
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.