IP Library › Granted Patent US 1,122,817
Granted Patent S1
US 1,122,817 · App. 29/969,567 · Granted Apr 21, 2026

Walker

Inventor: Max Jefferies Younger (Roeland Park, KS)
Assignee: Medical Depot, Inc.
A61H3/04A61H2201/1633
View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 1,122,817
App. No.
29/969,567
Granted
Apr 21, 2026
Kind
S1
Claims (1)

The ornamental design for a walker, as shown and described.

Assignments (1)
SECURITY INTEREST Recorded Nov 3, 2025
From: DEVILBISS HEALTHCARE LLC; HURRYWORKS LLC; INOVO, INC.; MEDICAL DEPOT, INC.; DRIVE MEDICAL CANADA INC.
To: FORTRESS CREDIT CORP., AS COLLATERAL AGENT
Reel/Frame 073529/0050 →
Continuity (1)
Continuation 18679406 · May 30, 2024
References Cited (30)
US 5012963A · Rosenbaum · 1991 [cited by examiner]
US D324504S · Olsen · 1992 [cited by examiner]
US 5170810A · Chapin · 1992 [cited by examiner]
US 6634609B2 · Zheng · 2003 [cited by examiner]
US 7021324B1 · Clay · 2006 [cited by examiner]
US 7743780B1 · Eggan · 2010 [cited by examiner]
US 7963294B1 · Trout · 2011 [cited by examiner]
US 10857058B1 · Casibang · 2020 [cited by examiner]
US 11583466B1 · McGee · 2023 [cited by examiner]
US D988941S · Chen · 2023 [cited by examiner]
US 12370118B1 · Gorgizian · 2025 [cited by examiner]
US 20030226584A1 · Serhan · 2003 [cited by examiner]
US 20050005959A1 · Diamond · 2005 [cited by examiner]
US 20050205122A1 · Bly · 2005 [cited by examiner]
US 20110272913A1 · Diamond · 2011 [cited by examiner]
US 20130106070A1 · Woo · 2013 [cited by examiner]
US 20160199247A1 · McCuen · 2016 [cited by examiner]
US 20170332748A1 · Kaplan · 2017 [cited by examiner]
US 20200078629A1 · Fellows · 2020 [cited by examiner]
US 20200179214A1 · Liu · 2020 [cited by examiner]
US 20210386612A1 · Colon · 2021 [cited by examiner]
US 20220040029A1 · Alperin · 2022 [cited by examiner]
US 20230149246A1 · Yin · 2023 [cited by examiner]
US 20250134749A1 · Huang · 2025 [cited by examiner]
US 20250255769A1 · Roufaeal · 2025 [cited by examiner]
US 20250295549A1 · Kim · 2025 [cited by examiner]
CA 157761 · 2015 [cited by examiner]
CN 2024302999698 · 2024 [cited by examiner]
YouTube.com, Drive Medical Clever Lite Walker 10230, published Feb. 23, 2017 [retrieved Dec. 9, 2025]. Retrieved from the internet<https://www.youtube.com/watch?v=34NUiEIS51g> (Year: 2017). [cited by examiner]
Wayback Machine, The Home Depot, Clever Lite LS, published Nov. 13, 2024 [retrieved Dec. 9, 2025]. Retrieved from the internet<https://web.archive.org/web/20241113225306/https:/www.homedepot.com/p/Drive-Medical-Clever-L… [cited by examiner]