Granted Patent
Utility
US 6,287,829 · App. 09/381,203
Process for the selective enzymatic hydroxylation of aldehydes and ketones
Inventors:
Anna Stutz de Raadt, Irene Kopper, Herfried Griengl, Markus Klingler, Gerhart Braunegg
Patented Case
View Patent ↗
Granted: Sep 11, 2001
Filed: Sep 17, 1999
Inventors
Anna Stutz de Raadt
Irene Kopper
Herfried Griengl
Markus Klingler
Gerhart Braunegg
Assignee (at issue)
DSM Fine Chemicals Austria NFG GmbH & Co KG
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.