Granted Patent
Utility
US 6,043,323 · App. 08/342,955
Diacrylates and dimethacrylates
Inventors:
Bettina Steinmann, Adrian Schulthess, Max Hunziker
Patented Case
View Patent ↗
Granted: Mar 28, 2000
Filed: Nov 21, 1994
Inventors
Bettina Steinmann
Adrian Schulthess
Max Hunziker
Assignee (at issue)
Ciba Specialty Chemicals Corporation
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.