THE SUPREME COURT OF THE STATE OF OKLAHOMA Division III Case Number: 105513 March 10, 2009 ROBERT LANG, PETITIONER, v. ERLANGER TUBULAR CORP. , CNA INSURANCE GROUP, AND THE WORKERS' COMPENSATION COURT, RESPONDENTS. Amanda K. Smallwood, Pierce, Couch, Hendrickson, Baysinger and Green, L. L. P. , Tulsa, Oklahoma, for Respondents, Erlanger Tubular Corp. , and American Casualty Company of Reading PA. *fn1 The opinion of the court was delivered by: Colbert, J. ¶2 Claimant, Robert Lang, suffered a compensable injury to his knee on June 12, 2001, in his employment with Erlanger Tubular Corp. (Employer). ¶9 Beginning in the 1930's, this Court articulated a medical treatment tolling rule to the filing of a workers' compensation claim. This Court has never held that the medical treatment rule is applicable across-the-board to all time bars in workers' compensation.

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