Patent
   D589630
Priority
Sep 10 2007
Filed
Sep 10 2007
Issued
Mar 31 2009
Expiry
Mar 31 2023
Assg.orig
Entity
unknown
7
13
n/a
The ornamental design for a portable stair, as shown.

FIG. 1 is a front elevation of the portable stair of the present invention, the rear side elevation being the mirror image of the front elevation;

FIG. 2 is a right side elevation of the portable stair of FIG. 1, the left side elevation being the mirror image of the right side elevation;

FIG. 3 is a top plan view of the portable stair of FIG. 1; and,

FIG. 4 is a bottom plan view of the portable stair of FIG. 1.

Thompson, James D., Henson, Blake D., Scott, Tim Lewis

Patent Priority Assignee Title
11779789, Feb 15 2019 AVUS DESIGN, INC ; Coulter Ventures, LLC Plyometric box
D632101, Jan 14 2010 OMAHA ACQUISITION LLC; ANSELL SANDEL MEDICAL SOLUTIONS LLC Step stool with handles
D650184, Mar 31 2011 Hsiang Fu Chia Enterprise Co., Ltd. Step stool
D659293, Dec 13 2010 Stuart L, Ferguson Beehive bottom board
D839494, Sep 26 2016 ECROTEK LIMITED Beehive base
D919904, Sep 25 2018 Pet step
D944903, Feb 15 2019 Coulter Ventures, LLC. Plyometric box
Patent Priority Assignee Title
3443722,
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4770300, Jan 14 1987 Sevko Stackable and nestable basket
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5518084, Nov 23 1994 Portable step
5641034, Apr 19 1995 Rubbermaid Incorporated Step stool having integral side storage compartments
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D485021, Mar 28 2002 Combined portable pet stair and carrying bag
D512537, Mar 08 2004 Combined storage and step platform for animals
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 31 2007HENSON, BLAKE D CLEARVIEW ENTERPRISES, LLCASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0198530484 pdf
Aug 31 2007SCOTT, TIM LEWISCLEARVIEW ENTERPRISES, LLCASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0198530484 pdf
Aug 31 2007THOMPSON, JAMES D CLEARVIEW ENTERPRISES, LLCASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0198530484 pdf
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