Bagless upright vacuum cleaner
Patent D497042 Issued on October 5, 2004. Estimated Expiration Date: 
October 5, 2018. 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 5, 2018. 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 D314072 D398098 D413187 D415324 D416114 D418265 Vacuum cleaner with dust bag retention flaps Agitator motor projection system for vacuum cleaner D456961 D465075 InventorAssigneeApplicationNo. 29187380 filed on 07/31/2003US Classes:D32/22Upright typeExaminersPrimary: McInroy, RuthAttorney, Agent or FirmClaimsThe ornamental design for a bagless upright vacuum cleaner, as shown and described. DescriptionFIG. 1 is a perspective view of a bagless upright vacuum cleaner showing my new design; FIG. 2 is a front elevational view thereof; FIG. 3 is a right side elevational view thereof; FIG. 4 is a rear elevational view thereof; FIG. 5 is a left side elevational view thereof; and, FIG. 6 is an enlarged top plan view thereof. The details shown in broken lines are for illustrative purposes only, and form no part of the claimed design. |
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