Granted Patent
Utility
US 4,672,267 · App. 06/848,435
High intensity discharge device containing oxytrihalides
Inventors:
Walter P. Lapatovich, William M. Keeffe, Richard W. Liebermann, Jakob Maya
Patented Case
View Patent ↗
Granted: Jun 9, 1987
Filed: Apr 4, 1986
Inventors
Walter P. Lapatovich
William M. Keeffe
Richard W. Liebermann
Jakob Maya
Assignees (at issue)
GTE Laboratories Incorporated
GTE Products 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.