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.

Date of Patent:
Aug. 09, 1994

Filed:

Sep. 03, 1993
Applicant:
Inventors:

Frank J Juskey, Coral Springs, FL (US);

Douglas W Hendricks, Boca Raton, FL (US);

Assignee:

Motorola, Inc., Schaumburg, IL (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ; H01L / ;
U.S. Cl.
CPC ...
257787 ; 437211 ; 174 522 ;
Abstract

A flow formed encapsulated integrated circuit package (100) includes a printed circuit substrate (160) having upper and lower opposed surfaces and one or more anchor holes (150). The one or more anchor holes (150) have an upper aperture in the upper surface and a lower aperture in the lower surface. One or more integrated circuit die (130) are electrically and mechanically attached to the upper surface of the substrate (160). In addition, a solder resist mask (190) is attached to the lower surface of the substrate which covers the aperture of the one or more anchor holes (150). Flow formed material (110) is formed around the integrated circuit die (130) so as to encapsulate the one or more integrated circuits (150), the flow formed material (110) covering at a least a portion of the upper surface of the printed circuit substrate (160) and extending substantially into the anchor hole (150).


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