Okla. Stat. tit. 40, § 2-710
"Extended benefits" mean benefits, including benefits payable to federal civilian employees and to ex-servicemen pursuant to 5 U.S.C. Chapter 85, payable to an individual under the provisions of this Part 7 for weeks of unemployment, as defined by this act, in his eligibility period.
Laws 1980, SB 637, c. 323, § 2-710, emerg. eff. July 1, 1980.