Granted Patent
Utility
US 6,004,541 · App. 09/109,184
Perfluoridated-derivatives covered powder for protective products against UV rays, particularly for cosmetic products
Inventor:
Nadia Avalle
Patented Case
View Patent ↗
Granted: Dec 21, 1999
Filed: Jul 2, 1998
Inventor
Nadia Avalle
Assignee (at issue)
Intercos Italia SPA
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.