Granted Patent
Utility
US 5,525,647 · App. 08/283,833
Method and device for controllably affecting the reaction of dental adhesives
Inventor:
Frederick C. Eichmiller
Patented Case
View Patent ↗
Granted: Jun 11, 1996
Filed: Aug 1, 1994
Inventor
Frederick C. Eichmiller
Assignee (at issue)
American Dental Association Health Foundation
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.