Granted Patent
Utility
US 5,445,962 · App. 07/229,035
Microorganisms
Inventors:
Yousef H. Atallah, Robert Butz, James P. Krueger
Patented Case
View Patent ↗
Granted: Aug 29, 1995
Filed: Aug 5, 1988
Inventors
Yousef H. Atallah
Robert Butz
James P. Krueger
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.