4-Burner gas cooktop
Patent D580225 Issued on November 11, 2008. Estimated Expiration Date: 
November 11, 2022. 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.
November 11, 2022. 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 References D369061 D468161 D495202 D495203 D502632 D524601 D551501 InventorsAssigneeApplicationNo. 29294685 filed on 01/22/2008US Classes:D07/408Grid or grateExaminersPrimary: Oliver, Catherine R.Attorney, Agent or FirmClaimsCLAIM The ornamental design for a 4-burner gas cooktop, as shown and described. DescriptionFIG. 1 is a perspective view of a 4-burner gas cooktop showing our ornamental design; FIG. 2 is a top plan view thereof; FIG. 3 is a left view thereof; FIG. 4 is a right view thereof; FIG. 5 is a front view thereof; and, FIG. 6 is a rear view thereof. Field of SearchGrid or grateWarming or cooking Base, stand or leg Fuel tank or bottle support Door or panel Backsplash, control panel, or shelf unit Burner, liner or element thereof Surface unit With fully enclosed cooking or warming area Cantilevered cooking surface Table top type Gas Electric features Thermostatic control Burner stands STOVE LIDS AND TOPS Liquid or gaseous fuel Top grid |
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