Granted Patent
Utility
US 4,248,732 · App. 05/877,606
Laser phosphate glass compositions
Inventors:
John D. Myers, Charles S. Vollers
Patented Case
View Patent ↗
Granted: Feb 3, 1981
Filed: Feb 14, 1978
Inventors
John D. Myers
Charles S. Vollers
Assignee (at issue)
Kigre, Inc.
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.