Granted Patent
Utility
US 5,346,818 · App. 07/447,139
Method for the conjugative transfer of mobilizable vectors for E. coli to gram-positive bacteria and vectors suitable for use in such a method
Inventors:
Andreas Schafer, Jorn Kalinowski, Alfred Puhler
Patented Case
View Patent ↗
Granted: Sep 13, 1994
Filed: Dec 8, 1989
Inventors
Andreas Schafer
Jorn Kalinowski
Alfred Puhler
Assignee (at issue)
Degussa AG
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.