Assignee
PLAYWORLD SYSTEMS INC
US·20 granted patents·1 pending application·166 citations·filing 1997–2017
Top patents by PatentIndex Score
21 records- 0182US5904099ACushioned braking system for a monorail trolleyPLAYWORLD SYSTEMS INC·Filed 1997·Granted May 18, 1999·50 cites·42 claims
- 0277USD729334SPlayground climbing structurePLAYWORLD SYSTEMS INC·Filed 2013·Granted May 12, 2015·23 cites·1 claims
- 0370USD809619SClimbable play sculpturePLAYWORLD SYSTEMS INC·Filed 2016·Granted Feb 6, 2018·12 cites·1 claims
- 0469US5984058ACushioned braking system for a monorail trolleyPLAYWORLD SYSTEMS INC·Filed 1999·Granted Nov 16, 1999·27 cites·8 claims
- 0568USD792521SClimbable blockPLAYWORLD SYSTEMS INC·Filed 2015·Granted Jul 18, 2017·13 cites·1 claims
- 0662US9220938B2Playground assemblyPLAYWORLD SYSTEMS INC·Filed 2013·Granted Dec 29, 2015·2 cites·22 claims
- 0757USD821526SClimbable play sculpturePLAYWORLD SYSTEMS INC·Filed 2016·Granted Jun 26, 2018·8 cites·1 claims
- 0850USD728721SCombined cord and seat support memebersPLAYWORLD SYSTEMS INC·Filed 2013·Granted May 5, 2015·7 cites·1 claims
- 0949US2013183647A1System and Method for Managing Information About Playground InstallationsPLAYWORLD SYSTEMS INC·Filed 2013·Application pending·0 cites
- 1047USD835223SClimbable playground structurePLAYWORLD SYSTEMS INC·Filed 2017·Granted Dec 4, 2018·5 cites·1 claims
- 1146USD701931SSwing hangerPLAYWORLD SYSTEMS INC·Filed 2013·Granted Apr 1, 2014·0 cites·1 claims
- 1244USD529106SExercise stationPLAYWORLD SYSTEMS INC·Filed 2005·Granted Sep 26, 2006·4 cites·1 claims
- 1343USD788858SClimbable integral block formationPLAYWORLD SYSTEMS INC·Filed 2015·Granted Jun 6, 2017·4 cites·1 claims
- 1440USD565119SElectronic game apparatusPLAYWORLD SYSTEMS INC·Filed 2007·Granted Mar 25, 2008·4 cites·1 claims
- 1538US8920254B2Anti-wrap swing hanger and swing assemblyPLAYWORLD SYSTEMS INC·Filed 2013·Granted Dec 30, 2014·0 cites·14 claims
- 1637USD565121SElectronic game apparatusPLAYWORLD SYSTEMS INC·Filed 2007·Granted Mar 25, 2008·3 cites·1 claims
- 1737USD515151SExercise stationPLAYWORLD SYSTEMS INC·Filed 2003·Granted Feb 14, 2006·2 cites·1 claims
- 1831USD528613SExercise stationPLAYWORLD SYSTEMS INC·Filed 2005·Granted Sep 19, 2006·1 cites·1 claims
- 1928USD565120SElectronic game apparatusPLAYWORLD SYSTEMS INC·Filed 2007·Granted Mar 25, 2008·0 cites·1 claims
- 2027USD481439SPlayground riding eventPLAYWORLD SYSTEMS INC·Filed 2002·Granted Oct 28, 2003·1 cites·1 claims
- 2122USD481096SPlayground riding eventPLAYWORLD SYSTEMS INC·Filed 2002·Granted Oct 21, 2003·0 cites·1 claims
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