IP Library › Granted Patent US 1,064,181
Granted Patent S1
US 1,064,181 · App. 29/903,764 · Granted Feb 25, 2025

Water purification filter

Inventor: Qinfu Na (Beijing, CN)
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Quick Facts
Patent No.
US 1,064,181
App. No.
29/903,764
Granted
Feb 25, 2025
Kind
S1
Claims (1)

The ornamental design for a water purification filter, as shown and described.

Priority Claims (1)
CN 202330232211.8 · Apr 24, 2023 · national
References Cited (14)
US 6949189B2 · Bassett · 2005 [cited by examiner]
US D641066S · Choi · 2011 [cited by examiner]
US 8017008B2 · Kim · 2011 [cited by examiner]
US 9789424B2 · Reckin · 2017 [cited by examiner]
US D832394S · Sutton · 2018 [cited by examiner]
US D847300S · Graham · 2019 [cited by examiner]
US 11167228B2 · Prince · 2021 [cited by examiner]
US D945559S · Wei · 2022 [cited by examiner]
US D990620S · Melkonian · 2023 [cited by examiner]
US 20090107905A1 · Schmitt · 2009 [cited by examiner]
US 20090321340A1 · Rampen · 2009 [cited by examiner]
US 20190388813A1 · Branscomb · 2019 [cited by examiner]
Waterdrop 15UA Under Sink Water Filter System, May 9, 2020, Amazon, site visited Dec. 10, 2024: https://www.amazon.ca/dp/B083NR5DVY/ (Year: 2020). [cited by examiner]
Icepure Under Sink Water Filter System, Feb. 20, 2021, Amazon, site visited Dec. 10, 2024: https://www.amazon.ca/dp/B08NDWW4DH/ (Year: 2021). [cited by examiner]