Patent Case Watch

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

E.D. Tex.

Network-1 Security Solutions, Inc. v. Cisco Systems, Inc. et al, No. 6:08-cv-00030 (E.D. Tex. Feb. 16, 2010)

Granted in Part
Claim Construction Indefiniteness
Court
U.S. District Court for the Eastern District of Texas, Tyler Division
Case No.
No. 6:08-cv-00030, Dkt. No. 251
Decided
February 16, 2010
Judge
Leonard Davis, J.
Document
Memorandum Opinion and Order
Docket Entry
MEMORANDUM OPINION AND ORDER granting in part and denying in part 206 Motion for Partial Summary Judgment of Invalidity for Indefiniteness. The Court interprets the claim language in this case in the manner set forth in this Order. The clai…
Length
27 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.

This Memorandum Opinion construes the disputed terms in U.S. Patent No. 6,218,930 (the “’930 Patent”). The Court further GRANTS in part and DENIES in part Defendants’ Motion for Partial Summary Judgment of Invalidity for Indefiniteness (Docket No. 206). BACKGROUND The ’930 Patent issued on April 17, 2001 to Boris Katzenberg and Joseph Deptula. The ’930 Patent discloses a set of circuits that enable the delivery of operating power over Ethernet (commonly referred to as “PoE”) only to those access devices that are designed to accept such power.

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