Granted Patent
Utility
US 4,597,907 · App. 06/677,309
Preparation of .alpha.-substituted acrylamides
Inventors:
Franz Merger, Wolfgang Schwarz
Patented Case
View Patent ↗
Granted: Jul 1, 1986
Filed: Dec 3, 1984
Inventors
Franz Merger
Wolfgang Schwarz
Assignee (at issue)
BASF SE
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.