IP Library › Granted Patent US 1,091,870
Granted Patent S1
US 1,091,870 · App. 29/958,764 · Granted Sep 2, 2025

Ladder

Inventor: Tao Li (Kansas, MO)
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Quick Facts
Patent No.
US 1,091,870
App. No.
29/958,764
Granted
Sep 2, 2025
Kind
S1
Claims (1)

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

Priority Claims (1)
CN 202430511069.5 · Aug 13, 2024 · national
References Cited (6)
US D564674S · Farber · 2008 [cited by examiner]
US D565745S · Meyers · 2008 [cited by examiner]
US D576291S · Latimer · 2008 [cited by examiner]
US D620132S · Han · 2010 [cited by examiner]
US D1009303S · Wernberg · 2023 [cited by examiner]
US D1009304S · Wernberg · 2023 [cited by examiner]