Granted Patent
Utility
US 6,040,299 · App. 09/177,851
Cold storage stabilized organophosphorus insecticide formulation and method of making same
Inventor:
Hamid Ullah
Patented Case
View Patent ↗
Granted: Mar 21, 2000
Filed: Oct 23, 1998
Inventor
Hamid Ullah
Assignee (at issue)
GRIFFIN HOLDINGS, LLC
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.