Granted Patent
Utility
US 4,582,867 · App. 06/389,328
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: Apr 15, 1986
Filed: Jun 17, 1982
Inventors
Jae-Hak Choi
John J. Mottine, Jr.
Walter J. Sparzak, Sr.
William C. Vesperman
Assignees (at issue)
AT&T Technologies Incorporated
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.