Granted Patent
Utility
US 6,521,771 · App. 09/859,273
Use of zinc treated with metal hydride in organometallic synthesis
Inventors:
Georg Frommeyer, Wilfried Knott, Andreas Weier, Jurij Weiss, Dagmar Windbiel
Patented Case
View Patent ↗
Granted: Feb 18, 2003
Filed: May 17, 2001
Inventors
Georg Frommeyer
Wilfried Knott
Andreas Weier
Jurij Weiss
Dagmar Windbiel
Assignee (at issue)
GOLDSCHMIDT HOLDING GMBH
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.