Granted Patent
Utility
US 4,240,832 · App. 06/011,389
Dental pulp capping and cavity lining composition and preparative method
Inventor:
Emil Jandourek
Patented Case
View Patent ↗
Granted: Dec 23, 1980
Filed: Feb 12, 1979
Inventor
Emil Jandourek
Assignee (at issue)
Sybron Corporation
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.