Granted Patent
Utility
US 5,283,371 · App. 07/721,149
Intermediates useful in the production of pesticides
Inventors:
Michael Elliott, Norman F. Janes, Bhupinder P. S. Khambay
Patented Case
View Patent ↗
Granted: Feb 1, 1994
Filed: Jun 26, 1991
Inventors
Michael Elliott
Norman F. Janes
Bhupinder P. S. Khambay
Assignee (at issue)
NATIONAL RESEARCH DEVELOPMENT CORPORATION
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.