Granted Patent
Utility
US 6,309,664 · App. 09/396,535
Methods, uses and compositions of fluid petrolatum
Inventors:
Rajiv Mathur, Nadya Lawrence
Patented Case
View Patent ↗
Granted: Oct 30, 2001
Filed: Sep 15, 1999
Inventors
Rajiv Mathur
Nadya Lawrence
Assignee (at issue)
IGEN Co., LTD
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.