Granted Patent
Utility
US 4,621,140 · App. 06/582,696
Process for preparing 2,6-substituted-9-(1,3-dihydroxy-2-propoxymethyl)-purines and certain derivatives
Inventors:
Julien P. H. Verheyden, John C. Martin, Daniel P. C. McGee
Patented Case
View Patent ↗
Granted: Nov 4, 1986
Filed: Feb 23, 1984
Inventors
Julien P. H. Verheyden
John C. Martin
Daniel P. C. McGee
Assignee (at issue)
Syntex (U.S.A.) LLC
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.