ADJUSTABLE PET STAIR RAMP
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Aug 11, 2022
app pub date -
Feb 11, 2021
filing date -
Feb 11, 2021
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
An adjustable stair ramp includes a pair of risers, a series of treads, and an adjustable support leg. Cross members extend between the two risers. Each cross member has a pivotal brace with a top edge. The adjustable support leg has a main leg portion pivotally coupled to the risers. The main leg portion has an upper portion and a lower portion pivotally coupled to the upper portion. Each tread has bottom surface with a first receiving groove and a second receiving groove configured to receive the top edge of the respective brace. Each tread is pivotally coupled to the risers for pivotal movement between a high step position, a low step position, and a ramp position. The stair ramp is reconfigurable for use as a high stair, a low stair, a high ramp, and a low ramp through the positioning of the support leg and the treads.
First Claim
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International Classification(s)
Cited Art Landscape
Patent Citation Ranking
- 5 Citation Count
- A01K Class
- 72.46 % this patent is cited more than
- 3 Age