Granted Patent
Utility
US 6,331,646 · App. 09/442,988
Amorphous N-[N-(3,3-dimethylbutyl)-L-.alpha.-aspartyl]-L-phenylalanine 1-methyl ester
Inventors:
Steve Schroeder, Run Wang
Patented Case
View Patent ↗
Granted: Dec 18, 2001
Filed: Nov 19, 1999
Inventors
Steve Schroeder
Run Wang
Assignee (at issue)
The NutraSweet Company
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.