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. 14, 2014
Filed:
Aug. 15, 2013
Applicant:
Blackberry Limited, Waterloo, CA;
Inventors:
Luna H. Chiu, Ellicott City, MD (US);
Chen Zhang, Clarksville, MD (US);
John King, Ellicott City, MD (US);
Barry Treadway, Gaithersburg, MD (US);
George Kang, Newark, DE (US);
Assignee:
BlackBerry, Waterloo, ON, CA;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01P 3/02 (2006.01); H01P 1/20 (2006.01); G03F 7/40 (2006.01); H01P 1/205 (2006.01);
U.S. Cl.
CPC ...
G03F 7/40 (2013.01); H01P 1/2002 (2013.01); H01P 1/2056 (2013.01);
Abstract
An embodiment of the present invention provides a method of applying patterned metallization to a ceramic block comprising applying a photodefinable ink to said ceramic block; drying said ink; exposing said photodefinable ink to UV radiation through a predefined mask according to the thickness of the film to form a pattern; developing said pattern in a developer solution thereby forming a patterned ceramic block; and rinsing, drying and firing said patterned ceramic block.