Granted Patent
Utility
US 5,034,091 · App. 07/515,813
Method of forming an electrical via structure
Inventors:
Philip A. Trask, Gabriel G. Bakhit, Vincent A. Pillai, Kirk R. Osborne, Kathryn J. Berg, Gary Warren
Patented Case
View Patent ↗
Granted: Jul 23, 1991
Filed: Apr 27, 1990
Inventors
Philip A. Trask
Gabriel G. Bakhit
Vincent A. Pillai
Kirk R. Osborne
Kathryn J. Berg
Gary Warren
Assignee (at issue)
Hughes Aircraft Company
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.