Patent Case Watch

Patent opinions from the Eastern District of Texas and the U.S. Court of Appeals for the Federal Circuit

Fed. Cir.

Khan v. Merit Medical Systems, Inc., No. 23-2329 (Fed. Cir. July 16, 2024)

Affirmed
Non-Infringement Summary Judgment Prosecution History Estoppel
Court
U.S. Court of Appeals for the Federal Circuit
Case No.
No. 23-2329
Decided
July 16, 2024
Judge
Per curiam
Document
Nonprecedential Opinion
Length
9 pages

From the Opinion

The passage below is extracted verbatim from the opening of the document. It has not been editorially summarized — consult the full opinion for the court's complete reasoning.

Nazir Khan, owner of a patent directed to an arteriove- nous shunt with several parts, filed a patent infringement suit against Merit Medical Systems, Inc. (“Merit Medical”) in the United States District Court for the District of Utah. Merit Medical counterclaimed for a declaratory judgment of non-infringement. The district court granted judgment for Merit Medical and against Khan. Khan appeals. 1 We affirm. I Mr. Khan owns U.S. Patent No. 8,747,344 (the “’344 patent”).

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Source: govinfo.gov USCOURTS collection · retrieved July 23, 2026 · Report an error