Granted Patent
Utility
US 5,714,305 · App. 08/700,298
Overcoat-releasing laminate and method for the manufacture thereof
Inventors:
Ganghui Teng, Jiyue Yang
Patented Case
View Patent ↗
Granted: Feb 3, 1998
Filed: Aug 20, 1996
Inventors
Ganghui Teng
Jiyue Yang
Assignee (at issue)
Polaroid Corporation
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.