Granted Patent
Utility
US 4,384,893 · App. 06/341,724
Method of forming a tin-cuprous colloidal wetting sensitizer
Inventors:
John A. Emerson, Wesley P. Townsend
Patented Case
View Patent ↗
Granted: May 24, 1983
Filed: Jan 22, 1982
Inventors
John A. Emerson
Wesley P. Townsend
Assignee (at issue)
Western Electric Company, 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.