Granted Patent
Utility
US 6,281,380 · App. 09/572,843
Synthesis of N-(N-(3,3-dimethylbutyl)-L-.alpha.-aspartyl)L-phenylalanine1-methyl ester by reductive alkylation and crystallization/ isolation in aqueous methanol
Inventors:
Indra Prakash, Mike G. Scaros, Kurt Wachholder
Patented Case
View Patent ↗
Granted: Aug 28, 2001
Filed: May 18, 2000
Inventors
Indra Prakash
Mike G. Scaros
Kurt Wachholder
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.