Your search In Re Yarn Processing Patent Validity Litigation.sauquoit Fibers Company, Plaintiff-appellee, v. Leesona Corporation et al., Defendants-appellants.kayser-roth Corporation (in Its Own Name and D/b/akayser-roth Hosiery Companyand Kayser-roth Hosieryco., Inc.), Plaintiff-appellee, v. Leesona Corporation, Defendant-appellant.leesona Corporation, Plaintiff-appellant, v. the Duplan Corporation et al., Defendants-appellees did not match any document.