Granted Patent
Utility
US 6,028,618 · App. 09/018,740
Thermal printing head coating
Inventors:
Geert Defieuw, Raf Samijn, Johan Loccufier
Patented Case
View Patent ↗
Granted: Feb 22, 2000
Filed: Feb 4, 1998
Inventors
Geert Defieuw
Raf Samijn
Johan Loccufier
Assignee (at issue)
Agfa-Gevaert NV
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.