Granted Patent
Utility
US 4,575,610 · App. 06/588,299
Laser shielding device
Inventor:
James Gavin
Patented Case
View Patent ↗
Granted: Mar 11, 1986
Filed: Mar 12, 1984
Inventor
James Gavin
Assignee (at issue)
Cincinnatti Milacron Inc.
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.