Granted Patent
Utility
US 4,559,308 · App. 06/461,364
Corynebacterium plasmid and vector
Inventors:
Robert C. Nutter, Lucy C. Panganiban
Patented Case
View Patent ↗
Granted: Dec 17, 1985
Filed: Jan 27, 1983
Inventors
Robert C. Nutter
Lucy C. Panganiban
Assignee (at issue)
Stauffer Chemical Company
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.