Granted Patent
Utility
US 4,354,032 · App. 05/931,705
Alkyl N-3-halo-,N-3,5-dihalobenzoyl-N-isopropylaminoacetate herbicides
Inventor:
Walker A. Strong
Patented Case
View Patent ↗
Granted: Oct 12, 1982
Filed: Aug 7, 1978
Inventor
Walker A. Strong
Assignee (at issue)
PPG Industries, 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.