147 Ohio St. 468 - Ullmann v. May’s Empirical Analysis
1947
Citation profile
17 federal appellate · 2 district · 96 state decisions
How this case has been cited
Cited by 148 later decisions — most recently October 2025 · most notably Aultman Hospital Ass'n v. Community Mutual Insurance (1989), 104 Ohio App. 3d 250 - Weiper v. W.A. Hill & Associates (1995)
17 federal appellate · 2 district · 96 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.
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 148 citing decisions cite the case generally; a passage count includes only decisions quoting that exact language verbatim.
“A person of full capacity who, pursuant to a contract with another, has performed services or transferred property to the other or otherwise has conferred a benefit upon him, is not entitled to compensation therefor other than in accordance with the terms of such bargain, unless the transaction is rescinded for fraud, mistake, duress, undue influence or illegality, or unless the other has failed to perform his part of the bargain. 24”
1 later decision quote this exact passage · from the majoritye.g. Hogan v. Wright“unless there is fraud or other unlawfulness involved, courts are powerless to save a competent person from the effects of his own voluntary agreement. In other words, courts do not relieve competent parties from an improvident agreement.”
1 later decision quote this exact passage“In the absence of fraud or bad faith, a person is not entitled to compensation on the ground of unjust enrichment if he received from the other what it was agreed between them the other should give in return.”
1 later decision 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.