Granted Patent
Utility
US 5,675,038 · App. 08/685,902
Lithium and amine dissolving metal reduction
Inventors:
Lloyd J. Dolby, Nestor A. Fedoruk, Shervin Esfandiari, Natalie C. Chamberlain, Michael E. Garst
Patented Case
View Patent ↗
Granted: Oct 7, 1997
Filed: Jul 18, 1996
Inventors
Lloyd J. Dolby
Nestor A. Fedoruk
Shervin Esfandiari
Natalie C. Chamberlain
Michael E. Garst
Assignee (at issue)
Allergan, 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.