Granted Patent
Utility
US 5,281,418 · App. 07/832,674
Method and composition for controlling mountain pine beetles
Inventors:
Bo S. Lindgren, John H. Borden, Marek Gnatowski, Po C. Wong, Mark McGregor
Patented Case
View Patent ↗
Granted: Jan 25, 1994
Filed: Feb 6, 1992
Inventors
Bo S. Lindgren
John H. Borden
Marek Gnatowski
Po C. Wong
Mark McGregor
Assignee (at issue)
PHERO TECH 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.