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:
Oct. 08, 2002
Filed:
Dec. 22, 1998
David P. Sinclair, Winfield, IL (US);
Douglas E. Fjare, Naperville, IL (US);
John T. Hoback, Naperville, IL (US);
Terre L. VanKirk, Saint Charles, IL (US);
Donald E. Rubis, Somonauk, IL (US);
David A. Wargowski, Naperville, IL (US);
Wen-Feng Liu, Naperville, IL (US);
Paul A. Sanchez, Lisle, IL (US);
The Texas A&M University System, College Station, TX (US);
Abstract
Compositions for forming polymeric layers useful in the manufacture printed wiring boards and other electrical interconnecting devices are disclosed. The compositions typically are processable in aqueous base and can be made photosensitive with the addition of a positive acting photosensitive compound. The compositions are particularly useful in the manufacture of laminable films used to make printed wiring boards. Multilayer printed wiring boards made using such films, and methods for making and using the films and boards, also are disclosed.