Granted Patent
Utility
US 4,115,419 · App. 05/789,052
Process for converting thallium (I) to thallium (III)
Inventors:
Anthony N. Naglieri, Nabil Rizkalla
Patented Case
View Patent ↗
Granted: Sep 19, 1978
Filed: Apr 21, 1977
Inventors
Anthony N. Naglieri
Nabil Rizkalla
Assignee (at issue)
Halcon International, 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.