Patent
   D397702
Priority
Jun 13 1997
Filed
Jun 13 1997
Issued
Sep 01 1998
Expiry
Sep 01 2012
Assg.orig
Entity
unknown
3
3
n/a
An ornamental design for a riser sleeve, as shown and described.

FIG. 1 is an isometric view of the riser sleeve;

FIG. 2 is an end view of the riser sleeve;

FIG. 3 is a side top view of the riser sleeve;

FIG. 4 is a rear view of the riser sleeve;

FIG. 5 is a front view of the riser sleeve;

FIG. 6 is a longitudinal cross section taken on the line 6--6 of FIG. 4;

FIG. 7 is a transverse cross-section taken on the line 7--7 of FIG. 3; and,

FIG. 8 is a transverse cross-section taken on the line 8--8 of FIG. 3.

Aufderheide, Ronald C., Gilson, David M., Perrins, John L.

Patent Priority Assignee Title
D699597, Mar 22 2012 GIATEC SCIENTIFIC INC Concrete core test fixture
D710915, Apr 09 2012 Sloped plate conditioner insert
D710916, Apr 09 2012 Parallel plate conditioner insert
Patent Priority Assignee Title
1175555,
5425410, Aug 25 1994 PYROTEK, INC. Sand casting mold riser/sprue sleeve
D266567, Jan 21 1977 Foseco Trading AG Insulating riser sleeve
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