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.

Touchstream Technologies, Inc. v. Charter Communications, Inc. et al, No. 2:23-cv-00059 (E.D. Tex. Jan. 21, 2025)

Granted in Part
Daubert / Expert Challenges Motion to Strike
Court
U.S. District Court for the Eastern District of Texas, Marshall Division
Case No.
No. 2:23-cv-00059, Dkt. No. 278
Decided
January 21, 2025
Judge
Roy S. Payne, M.J.
Document
Memorandum Order
Docket Entry
ORDER granting in part and denying in part 94 Sealed Motion
Length
6 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.

Before the Court is Plaintiff Touchstream’s Motion to Strike the Opinions of Dr. Michael I. Shamos . Dkt. No. 94. For the reasons discussed below , the Motion is GRANTED only in PART. I. LEGAL STANDARD An expert witness may provide opinion testimony if “(a) the expert’s scientific, technical, or other specialized knowledge will help the trier of fact to understand the evidence or to determine a fact in issue; (b) the testimony is based on sufficient facts or data; (c) the testimony is the product of reliable princi…

Download Opinion (PDF)

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

Other documents in this case