Patent
   D545916
Priority
May 05 2003
Filed
May 05 2003
Issued
Jul 03 2007
Expiry
Jul 03 2021
Assg.orig
Entity
unknown
3
9
n/a
I claim the ornamental design for the “dissected toroid/mobius puzzle,” as shown and described.

FIG. 1 is a front elevation view showing the assembled position of my new design for a dissected toroid/mobiu puzzle, characterized by a toroid subdivided into two interlocking rings; and,

FIG. 2 is a perspective view showing the design with its ring sections in a splayed position, the mobius ring element being in the vertical position.

Fischer, Raymond Charles

Patent Priority Assignee Title
D911438, May 15 2019 Teaching aid of a non-orientable surface
D937777, Jun 01 2020 Double-negative metamaterial unit cell
ER821,
Patent Priority Assignee Title
1338973,
4384717, Nov 12 1981 Mobius strip puzzle
4919427, Apr 03 1989 Moebius ring puzzle
5286026, Mar 17 1992 Puzzle composed of concentric rings
5324037, Jun 24 1993 Mobius strip puzzle
5413519, Jul 20 1994 Interconnected ring toy
964740,
DE3439509,
WO52025,
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May 05 2003Raymond Charles, Fische(assignment on the face of the patent)
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