Granted Patent
Utility
US 4,182,263 · App. 05/851,889
Device for feeding fuser oil to the surface of a fixing roller
Inventors:
Helmut Naeser, Norbert Mendisch
Patented Case
View Patent ↗
Granted: Jan 8, 1980
Filed: Nov 16, 1977
Inventors
Helmut Naeser
Norbert Mendisch
Assignee (at issue)
Siemens Aktiengesellschaft
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.