Granted Patent
Utility
US 5,750,463 · App. 08/837,701
Thermographic recording films
Inventors:
Edward J. Dombrowski, Robert L. Jones, John C. Warner, Jiyue Yang
Patented Case
View Patent ↗
Granted: May 12, 1998
Filed: Apr 22, 1997
Inventors
Edward J. Dombrowski
Robert L. Jones
John C. Warner
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.