Granted Patent
Utility
US 4,248,850 · App. 06/015,067
Preparation of metal bromides
Inventor:
Kestutis A. Keblys
Patented Case
View Patent ↗
Granted: Feb 3, 1981
Filed: Feb 26, 1979
Inventor
Kestutis A. Keblys
Assignee (at issue)
Ethyl 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.