Affaire Gottschalk v. Benson (S. Ct. 1972)
- https://en.wikipedia.org/wiki/Gottschalk_v._Benson
- https://www.bitlaw.com/source/cases/patent/Gottschalk_v_Benson.html
- https://www.researchoninnovation.org/dopatentswork/dopat9.pdf ( chapitre 9 du fameux livre Patent Failure de James Bessen et Michael Meurer)