IP Library › Granted Patent US 1,118,303
Granted Patent S1
US 1,118,303 · App. 29/923,192 · Granted Mar 17, 2026

Door knob

Inventors: Jian Chen (Guangdong, CN); Junquan Lin (Guangdong, CN); Xifeng Wang (Guangdong, CN)
Assignee: ZHONGSHAN META INTELLIGENCE CO., LTD.
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Quick Facts
Patent No.
US 1,118,303
App. No.
29/923,192
Granted
Mar 17, 2026
Kind
S1
Claims (1)

The ornamental design for a door knob, as shown and described.

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Amazon.com, Inc., “Smart Door Knob, Fingerprint Door Lock Smart Lock Biometric Door Lock . . . ”, Apr. 2, 20236, online, <https://www.amazon.com/dp/B0C4SLV81Z/ref=sbl_dpx_home-improvement-hardware-door-knobs_B0D9K1XZWF_… [cited by examiner]