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:
Sep. 29, 2026
Filed:
Nov. 21, 2022
Applicant:
Raytheon Company, Waltham, MA (US);
Inventor:
Andrew J. Pitts, Newton, MA (US);
Assignee:
RAYTHEON COMPANY, Waltham, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K 7/20 (2006.01);
U.S. Cl.
CPC ...
H05K 7/20509 (2013.01);
Abstract
A heat spreader is provided and includes a core of orthotropic material having first and second preferred directions of thermal conduction, a top plate, a bottom plate and pyrolytic graphite sheets (PGSs). The PGSs are interposed in a compressed state as a thermal interface material (TIM) between the core and the top plate and between the core and the bottom plate in a compression direction aligned with at least one of the first and second preferred directions of thermal conduction.