The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 16, 1977
Filed:
May. 12, 1975
Applicant:
Inventors:
Tuh-Kai Koo, Dayton, OH (US);
Armand J VAN Velthoven, West Carrollton, OH (US);
Assignee:
NCR Corporation, Dayton, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C / ;
U.S. Cl.
CPC ...
118 48 ; 118 491 ; 118504 ; 427 99 ;
Abstract
A coating system applies silicon dioxide to microelectronic dies mounted on electrical conductor systems such as lead frames, circuit boards and to connecting wires in a single operation while preventing the deposition of silicon dioxide on the outer portions of leads which are formed as part of its lead frame.