Granted Patent
Utility
US 5,850,241 · App. 08/750,435
Monolithic print head structure and a manufacturing process therefor using anisotropic wet etching
Inventor:
Kia Silverbrook
Patented Case
View Patent ↗
Granted: Dec 15, 1998
Filed: Dec 3, 1996
Inventor
Kia Silverbrook
Assignee (at issue)
EASTMAN KODAK COMPANY
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.