Ornamental design for a tricycle
United States Patent D290451

Engum, Kenneth L. (Wallace, MI)
Application Number:
Publication Date:
Filing Date:
Skeeter Trike, Inc. (Menomonee, MI)
Primary Class:
Other Classes:
280/259, 280/282, 280/288.1
Field of Search:
D12/112, 280/259, 280/261, 280/267, 280/269, 280/281LP, 280/281W, 280/282
View Patent Images:
US Patent References:
4460190Hand propelled wheelchairJuly, 1984Spiess280/269
4410198Human powered vehicleOctober, 1983Fernandes et al.280/281
4373740Three-wheel vehicleFebruary, 1983Hendrix280/269
4359231Steering mechanism for three-wheeled vehiclesNovember, 1982Mulcahy280/87.01
4333664Recumbent vehicleJune, 1982Turner et al.280/261
4303256Bicycle of the kind having the seat placed low so that the legs of the rider are substantially horizontalDecember, 1981Mortensen280/261
4283070Recumbent bicycleAugust, 1981Forrestall et al.280/274
4279429Vehicle with adjustable steering axis angle controlJuly, 1981Hopkins et al.280/267
4277078Three-wheel conveyanceJuly, 1981Root280/269
4198072Wheeled vehicleApril, 1980Hopkins280/267
3960392Children's runaboutJune, 1976Read280/282
D239644N/AApril, 1976MatsuuraD21/1
3921467Drive system for cycleNovember, 1975Matsuura74/219
3920263Occupant-propelled vehicleNovember, 1975Bundschuh280/106
3913929Low center of gravity cycleOctober, 1975Matsuura280/7.14
3561778THREE WHEELED VEHICLEFebruary, 1971La Brie280/7.14
3429584THREE-WHEELED VELOCIPEDEFebruary, 1969Hendricks280/261

Foreign References:
GB2117719October, 1983280/281LP
Primary Examiner:
Gandy, James M.
Attorney, Agent or Firm:
Willian Brinks Olds Hofer Gilson & Lione Ltd.
1. The ornamental design for a tricycle, as shown.


FIG. 1 is a right side perspective view of a tricycle showing my new design.

FIG. 2 is a left side elevational view thereof.

FIG. 3 is a top plan view thereof.

FIG. 4 is a front elevational view thereof.

FIG. 5 is a rear elevational view thereof.