Granted Patent
Utility
US 4,609,735 · App. 06/649,333
Certain aryloxy-4-chloro-2-butanol intermediates
Inventors:
Carl D. Lunsford, Ying-Ho Chen
Patented Case
View Patent ↗
Granted: Sep 2, 1986
Filed: Sep 11, 1984
Inventors
Carl D. Lunsford
Ying-Ho Chen
Assignee (at issue)
A. H. Robins Company, Incorporated
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.