Granted Patent
Utility
US 5,187,091 · App. 07/496,568
Bacillus thuringiensis cryIIIC gene encoding toxic to coleopteran insects
Inventors:
William P. Donovan, Mark J. Rupar, Annette C. Slaney, Timothy B. Johnson
Patented Case
View Patent ↗
Granted: Feb 16, 1993
Filed: Mar 20, 1990
Inventors
William P. Donovan
Mark J. Rupar
Annette C. Slaney
Timothy B. Johnson
Assignee (at issue)
Ecogen, Inc.
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.