Granted Patent
Utility
US 6,600,064 · App. 10/090,392
Process for the preparation of hydroxybenzoic benzyl esters
Inventors:
Pieter Ooms, Bernd-Ulrich Schenke
Patented Case
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Granted: Jul 29, 2003
Filed: Mar 4, 2002
Inventors
Pieter Ooms
Bernd-Ulrich Schenke
Assignee (at issue)
Bayer Aktiengesellschaft
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.