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:
Jan. 16, 2007
Filed:
Jun. 19, 2003
Guoping Mao, Woodbury, MN (US);
Shichun Qu, Eau Claire, WI (US);
Fuming B. LI, Woodbury, MN (US);
Robert S. Clough, St. Paul, MN (US);
Nelson B. O'bryan, Woodbury, MN (US);
Guoping Mao, Woodbury, MN (US);
Shichun Qu, Eau Claire, WI (US);
Fuming B. Li, Woodbury, MN (US);
Robert S. Clough, St. Paul, MN (US);
Nelson B. O'Bryan, Woodbury, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
A dielectric composite material containing a toughened benzocyclobutene resin and at least about 50% by weight of an inorganic filler. Also electronic packages having at least one conductive layer and at least one layer of the dielectric composite material. The dielectric composite material can have a dielectric constant less than about 3.5, and a dielectric loss of less than about 0.004.