Patent
   D310622
Priority
Jan 21 1986
Filed
Jul 21 1986
Issued
Sep 18 1990
Expiry
Sep 18 2004
Assg.orig
Entity
unknown
12
15
n/a
The ornamental design for a castor, as shown and described.

FIG. 1 is a side view of a castor showing my new design;

FIG. 2 is a front view of the castor;

FIG. 3 is a plan view of the castor;

FIG. 4 is a perspective view of the castor;

FIG. 5 is an underneath plan view of the castor;

FIG. 6 is a side view of the castor in an alternative condition;

FIG. 7 is a front view of the castor in the alternative condition; and

FIG. 8 is a perspective view of the castor in the alternative condition.

Screen, Stafford T.

Patent Priority Assignee Title
D329011, Sep 09 1989 TENTE-ROLLEN GMBH & CO Caster wheel
D337515, Jul 12 1991 MIDDLETON, SCOTT D Luggage wheel
D460345, Sep 12 2000 Guy-Raymond Engineering Company Limited Caster with brake
D460346, Sep 12 2000 Guy-Raymond Engineering Company Limited Caster
D545670, Nov 12 2004 RHOMBUS ROLLEN GMBH & CO Swivel roller
D561014, Dec 12 2005 Gross + Froelich BmbH & Co. KG Castor
D561015, Dec 12 2005 Gross + Froelich GmbH & Co. KG Castor
D731878, Aug 20 2013 Sistema Plastics Limited Wheel
D917945, Jun 11 2018 EXEMPLIS LLC Wheel assembly
D958638, Jun 11 2018 EXEMPLIS LLC Wheel assembly
D974440, Dec 22 2021 Robot caster
D976037, Feb 14 2020 EXEMPLIS LLC Wheel assembly with contrasting color ring
Patent Priority Assignee Title
2170257,
2465741,
3121556,
3758918,
4077086, Jan 10 1977 Retractable castor mechanism
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650810,
CH198662,
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D244989, Nov 17 1975 STEWART-WARNER BASSICK CORPORATION Dual wheel caster
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GB2181343,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 14 1986SCREEN, STAFFORD T COLSON CASTORS EUROPE LIMITEDASSIGNMENT OF ASSIGNORS INTEREST 0045820399 pdf
Jul 21 1986Colson Castors (Europe) Limited(assignment on the face of the patent)
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