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:
Apr. 14, 2020

Filed:

Dec. 08, 2017
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

William L. Brodsky, Binghamton, NY (US);

James A. Busby, New Paltz, NY (US);

Zachary T. Dreiss, Beacon, NY (US);

Michael J. Fisher, Poughkeepsie, NY (US);

David C. Long, Wappingers Falls, NY (US);

William Santiago-Fernandez, Poughkeepsie, NY (US);

Thomas Weiss, Poughkeepsie, NY (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 41/00 (2006.01); H05K 1/02 (2006.01); H05K 1/18 (2006.01); G06F 21/87 (2013.01); H05K 5/02 (2006.01); H05K 1/03 (2006.01);
U.S. Cl.
CPC ...
H05K 1/0213 (2013.01); G06F 21/87 (2013.01); H05K 1/0275 (2013.01); H05K 1/183 (2013.01); H05K 5/0208 (2013.01); H05K 1/028 (2013.01); H05K 1/0393 (2013.01); H05K 2201/091 (2013.01); H05K 2201/0999 (2013.01); H05K 2201/09109 (2013.01); H05K 2201/09263 (2013.01); H05K 2201/10151 (2013.01);
Abstract

Methods of fabricating tamper-respondent assemblies with bond protection are provided which include at least one tamper-respondent sensor having unexposed circuit lines forming, at least in part, one or more tamper-detect network(s), and the tamper-respondent sensor having at least one external bond region. The tamper-respondent assembly further includes at least one conductive trace and an adhesive. The conductive trace(s) forms, at least in part, the one or more tamper-detect network(s), and is exposed, at least in part, on the tamper-respondent sensor(s) within the external bond region(s). The adhesive contacts the conductive trace(s) within the external bond region(s) of the tamper-respondent sensor(s), and the adhesive, in part, facilitates securing the at least one tamper-respondent sensor within the tamper-respondent assembly. In enhanced embodiments, the conductive trace(s) is a chemically compromisable conductor susceptible to damage during a chemical attack on the adhesive within the external bond region(s).


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