Granted Patent
Utility
US 6,015,926 · App. 09/075,476
Efficient enantioselective addition reaction using an organozinc reagent
Inventors:
Cheng-Yi Chen, Lushi Tan, Richard D. Tillyer
Patented Case
View Patent ↗
Granted: Jan 18, 2000
Filed: May 11, 1998
Inventors
Cheng-Yi Chen
Lushi Tan
Richard D. Tillyer
Assignee (at issue)
MERCK & CO., INC.
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.