Granted Patent
Utility
US 4,859,596 · App. 06/572,414
Cloning system for Kluyveromyces species
Inventors:
Cornelis P. Hollenberg, Sunil Das, Albert Louis De Leeuw, Johannes A. van den Berg
Patented Case
View Patent ↗
Granted: Aug 22, 1989
Filed: Jan 19, 1984
Inventors
Cornelis P. Hollenberg
Sunil Das
Albert Louis De Leeuw
Johannes A. van den Berg
Assignee (at issue)
Gist-Brocades N.V.
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.