Granted Patent
Utility
US 6,500,885 · App. 09/430,799
Polycarbonate-containing liquid chemical formulation and methods for making and using polycarbonate film
Inventors:
John D. Porter, Michael Skinner, Stephanie Simmons
Patented Case
View Patent ↗
Granted: Dec 31, 2002
Filed: Oct 29, 1999
Inventors
John D. Porter
Michael Skinner
Stephanie Simmons
Assignees (at issue)
Candescent Technologies Corporation
Candescent Intellectual Property Services, Inc.
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.