116 Ill. 2d 53 - Ruffiner v. Material Service Corp.’s Empirical Analysis
1987
Citation profile
8 federal appellate · 54 state decisions
How this case has been cited
Cited by 65 later decisions — most recently September 2025 · most notably Ross v. Black & Decker, Inc. (1992), 299 Ill. App. 3d 964 - Wojcik v. City of Chicago (1998)
8 federal appellate · 54 state decisions
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
Relies on 37 Ill. 2d 494 - Pedrick v. Peoria & Eastern Railroad · Mitchell v. Trawler Racer, Inc. · Panama Co v. Johnson · Calmar Ss Corporation v. Taylor · 33 Ill. 2d 326 - Darling v. Charleston Community Memorial Hospital
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 65 citing decisions cite the case generally; a passage count includes only decisions quoting that exact language verbatim.
“evidence of standards may be relevant and admissible even though the standards have not been imposed by statute or promulgated by a regulatory body and therefore do not have the force of law.”
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.