59 N.E.2d 199 SOCONY-VACUUM OIL CO., APPELLEE v. CONTINENTAL CASUALTY CO., APPELLANT. No. 29951Supreme Court of Ohio. Decided January 24, 1945. Liability insurance — Duty of insurer to defend insured determined from plaintiff’s petition — Insurer to make defense regardless of its ultimate liability, when — Insurer not required to defend groundless claim, when — […]