Patent
   D307186
Priority
Nov 06 1987
Filed
Nov 06 1987
Issued
Apr 10 1990
Expiry
Apr 10 2004
Assg.orig
Entity
unknown
14
3
n/a
The ornamental design for a folding stage riser, as shown.

FIG. 1 is a rear elevational view of a folding stage riser for choral groups and the like, showing our new design;

FIG. 2 is a right end elevational view of the riser;

FIG. 3 is a right end elevational view of the riser shown in collapsed position;

FIG. 4 is a front elevational view of the riser;

FIG. 5 is a top plan view of riser;

FIG. 6 is a left end elevational view of the riser; and

FIG. 7 is a bottom plan view of the riser.

Rogers, Orley D., Staten, Kenneth E.

Patent Priority Assignee Title
5325640, Aug 09 1991 Sico Incorporated Folding stage system
5349789, Aug 09 1991 Sico Incorporated Multi-level folding stage
5660121, Feb 24 1995 Sico Incorporated Folding framework and support legs
5787647, Jun 07 1996 Wenger Corporation Portable riser
5901505, Jun 07 1996 Wenger Corporation Portable riser
6024026, Jun 20 1997 Sico Incorporated Tri-height folding stage
6070367, Aug 01 1997 Sico Incorporated Folding stage
6164017, Jan 06 1999 Sico Incorporated Adjustable linkage
6729075, Oct 19 2000 Wenger Corporation Audience seating system
6857677, Mar 18 2004 Integris Metals, Inc. Trailer safety handrail system and methods
6922947, Oct 19 2000 Wenger Corporation Audience seating system
7107734, Oct 19 2000 Wenger Corporation Audience seating system
D459003, Dec 15 2000 Stageright Corporation Telescopic seating riser
D644742, Nov 18 2010 AmTab Manufacturing Corporation Choral riser
Patent Priority Assignee Title
3747706,
4011695, Oct 07 1975 William M., Russell, Jr.; Mary L., Russell Bleacher system
216787,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Oct 27 1987ROGERS, ORLEY D STAGE RITE CORPORATION, A CORP OF MICHIGANASSIGNMENT OF ASSIGNORS INTEREST 0047780266 pdf
Oct 27 1987STATEN, KENNETH E STAGE RITE CORPORATION, A CORP OF MICHIGANASSIGNMENT OF ASSIGNORS INTEREST 0047780266 pdf
Nov 06 1987Stageright Corporation(assignment on the face of the patent)
May 18 1988Stage Rite CorporationStageright CorporationCHANGE OF NAME SEE DOCUMENT FOR DETAILS EFFECTIVE DATE: MAY 26, 19880049160032 pdf
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