Granted Patent
Utility
US 4,978,239 · App. 06/657,841
Temperature limiting apparatus and method for printer
Inventors:
Randall W. Alexander, Demetrios Troupes
Patented Case
View Patent ↗
Granted: Dec 18, 1990
Filed: Oct 4, 1984
Inventors
Randall W. Alexander
Demetrios Troupes
Assignee (at issue)
International Business Machines 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.