Granted Patent
Utility
US 6,252,202 · App. 09/243,985
Furnace for heat treatment of dental materials
Inventor:
George Zychek
Patented Case
View Patent ↗
Granted: Jun 26, 2001
Filed: Feb 4, 1999
Inventor
George Zychek
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.