Plyometric exercise apparatus
Patent D556841 Issued on December 4, 2007. Estimated Expiration Date: 
December 4, 2021. 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.
December 4, 2021. 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 3761083 D263327 D264237 Exercise device Isokinetic oscillating exercise apparatus Aerobic wand D321733 Isokinetic oscillating exercise apparatus D330738 D343875 InventorApplicationNo. 29244374 filed on 12/08/2005US Classes:D21/679, Bar typeD21/662EXERCISE EQUIPMENTExaminersPrimary: Hyder, Philip S.Attorney, Agent or FirmClaimsCLAIM The ornamental design for a plyometric exercise apparatus, as shown and described. DescriptionFIG. 1 is a perspective view of the plyometric exercise apparatus; FIG. 2 is a front elevational view; FIG. 3 is a top plan view of the plyometric exercise apparatus, the bottom view being a mirror image thereof; and, FIG. 4 is a fragmentary front elevation view, drawn to an enlarged scale showing an end portion thereof. * * * * * Field of SearchEXERCISE EQUIPMENTBar type Weight Barbell or dumbbell Grip-retentive handle For hand, wrist, or finger only Tubular Element or attachment Baton, cheerleader pompon, or juggler sticker Hammer type Ax, hatchet, or adz Handheld bar with weight at each end (e.g., barbell, dumbbell, etc.) or component thereof Having securing member (e.g., locking collar, etc.) for retaining weight on bar Club Bar held by single hand of user (e.g., dumbbell, etc.) Utilizing inertial force resistance HAND HELD WEAPON |
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