Granted Patent
Utility
US 4,611,588 · App. 06/741,336
Laser beam resistant material
Inventors:
Joseph E. Laptewicz, Jr., Roland Bauer
Patented Case
View Patent ↗
Granted: Sep 16, 1986
Filed: Jun 5, 1985
Inventors
Joseph E. Laptewicz, Jr.
Roland Bauer
Assignee (at issue)
Pfizer Hospital Products Group, 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.