Granted Patent
Utility
US 6,417,971 · App. 09/485,278
Zoom projection lens having a lens correction unit
Inventor:
Jacob Moskovich
Patented Case
View Patent ↗
Granted: Jul 9, 2002
Filed: Feb 4, 2000
Inventor
Jacob Moskovich
Assignee (at issue)
U.S. Precision Lens Incorporated
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.