Resealable container closure
Patent 4574975 Issued on March 11, 1986. Estimated Expiration Date: 
October 4, 2004. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
October 4, 2004. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesInventorsAssigneeApplicationNo. 06/657624 filed on 10/04/1984US Classes:220/780, Removable closure situated by resilient distortion and retained by preformed configuration (e.g., detent)220/380, Having structure to stack or nest when not in use220/793Closure includes integral lifting tabExaminersPrimary: Hall, George T.Attorney, Agent or FirmInternational ClassesB65D 41/18 (20060101)B65D 41/02 (20060101) AbstractA resealable closure device for use on metallic cans is disclosed. The closure device comprises a metallic end including a flanged opening therein and a molded rubber or plastic element which is molded in an "inverted umbrella" position and which is capable of being inverted upon itself to seal onto the end. | |
