Granted Patent
Utility
US 4,346,145 · App. 06/222,440
Coating composition and coated articles
Inventors:
Jae-Hak Choi, John J. Mottine, Jr., Walter J. Sparzak, Sr., William C. Vesperman
Patented Case
View Patent ↗
Granted: Aug 24, 1982
Filed: Jan 5, 1981
Inventors
Jae-Hak Choi
John J. Mottine, Jr.
Walter J. Sparzak, Sr.
William C. Vesperman
Assignees (at issue)
Western Electric Company, Inc.
Bell Telephone Laboratories, 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.