Invention Grant
- Patent Title: Underground trampoline ring design
- Patent Title (中): 地下蹦床环设计
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Application No.: US11857595Application Date: 2007-09-19
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Publication No.: US07691032B2Publication Date: 2010-04-06
- Inventor: Tracy Burnham , K. Donald Evans , Mark Muller , Jerry Leopold , Cory E. Cook
- Applicant: Tracy Burnham , K. Donald Evans , Mark Muller , Jerry Leopold , Cory E. Cook
- Agency: Holland & Hart LLP
- Main IPC: A63B5/11
- IPC: A63B5/11
Abstract:
An in-ground trampoline system configured to provide a ground level jumping surface which consists of a trampoline, a pit, and a segmented retaining wall configured to support the walls of the pit.
Public/Granted literature
- US20080081739A1 Underground Trampoline Ring Design Public/Granted day:2008-04-03
Information query
