Z4 Technologies, Inc. v. Microsoft Corp.’s Empirical Analysis
507 F.3d 1340 · 2007
Citation profile
21 federal appellate · 14 district ·
How this case has been cited
Cited by 67 later decisions — most recently May 2023 · most notably Finisar Corp. v. Directv Group, Inc. (2008), Virnetx, Inc. v. Cisco Systems, Inc. (2014)
21 federal appellate · 14 district ·
Later decisions citing this case, by decade. The current decade is in progress, and our corpus holds fewer opinions from the most recent years, so the latest bars are undercounted — not a real decline.
Relationships
Applies 28 U.S.C. § 1295 · 35 U.S.C. § 102 · 35 U.S.C. § 271 · 35 U.S.C. § 282
Relies on Consolidated Edison Co of New York v. National Labor Relations Board · Graham v. John Deere Company of Kansas City Calmar Inc · MARKMAN Et Al. v. WESTVIEW INSTRUMENTS, INC., Et Al. · KSR International Co. v. Teleflex Inc. · Markman v. Westview Instruments, Inc.
Most-quoted passages
The sentences later courts lift from this opinion, ranked by how many decisions quote each — the parts of the opinion doing the work. These counts are smaller than the citation total above because most of the 67 citing decisions cite the case generally; a passage count includes only decisions quoting that exact language verbatim.
“constructed an embodiment or performed a process that met all the limitations”
4 later decisions quote this exact passage · from the majority“[P]riority of invention goes to the first party to reduce an invention to practice unless the other party can show that it was the first to conceive the invention and that it exercised reasonable diligence in later reducing that invention to practice.”
2 later decisions quote this exact passage · from the majority“The grant or denial of a motion for judgment as a matter of law is a procedural issue not unique to patent law, reviewed under the law of the regional circuit in which the appeal from the district court would usually lie.”
2 later decisions quote this exact passage · from the majority
How this case has been treated — in progress
Whether each later court followed, distinguished, criticized, or overruled this decision. The treatment classification (task #35) runs highest-cited cases first and lights up here as it reaches this one.