Granted Patent
Utility
US 6,770,721 · App. 09/705,187
Polymer gel contact masks and methods and molds for making same
Inventor:
Enoch Kim
Patented Case
View Patent ↗
Granted: Aug 3, 2004
Filed: Nov 2, 2000
Inventor
Enoch Kim
Assignee (at issue)
SURFACE LOGIX, 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.