Granted Patent
Utility
US 5,977,372 · App. 09/032,129
Chloro or bromo[2-[2-(tert-butyl)-2H-tetrazol-5-yl]phenyl]zinc intermediates
Inventors:
Pierre Giguere, Silvio Iera, Michel Bernatchez
Patented Case
View Patent ↗
Granted: Nov 2, 1999
Filed: Feb 27, 1998
Inventors
Pierre Giguere
Silvio Iera
Michel Bernatchez
Assignee (at issue)
Amerimas Home Products, 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.