Plaintiff: Trustees of Boston University (BU)
Defendants: Samsung Electronics Company
Limited, Samsung Electronics America Incorporated, Samsung LED Company Limited,
Samsung Electro-Mechanics Company Limited and Samsung LED America Incorporated
Case type: Patent Infringement
Case number: 1:13-cv-10659
Court: Massachusetts District Court
Date filed: Mar 21, 2013
Patents-in-case:
- US5686738: “Highly Insulating Monocrystalline Gallium Nitride Thin Films” by Moustakas and assigned to Trustees of Boston University Issued on Nov 11, 1997 and expires[*] on Nov 11, 2014.
- US6953703: “Method of Making a Semiconductor Device with Exposure of Sapphire Substrate to Activated Nitrogen” by Moustakas and assigned[†] to Trustees of Boston University (source: MaxVal’s Assignment Database). Issued on Oct 11, 2005 and expired* on Mar 18, 2011.
As per complaint:
In this lawsuit, BU alleges that Samsung’s LED product with
the part number SPHWWTHDD805WHT0GD includes a gallium nitride thin film
semiconductor device claimed by the ’738 patent. In addition to this, it also alleges they
are making semiconductor devices claimed by the ‘703 patent and thus infringe
the said patents.
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[*] Expected expiration date. Patent Term
Estimator is a free
web-based tool that automatically calculates patent terms and expiration dates
for U.S. utility patents.
[†] MaxVal offers Patent Assignment Alert service where subscribers
receive email alerts when assignments relating to target applications, patents
or entities of interest are recorded.
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