IP Library › Granted Patent US 1,100,645
Granted Patent S1
US 1,100,645 · App. 29/932,099 · Granted Nov 4, 2025

Cord lock

Inventor: Yick Fai Chan (Hong Kong, CN)
Assignee: Duraflex Hong Kong Limited
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Quick Facts
Patent No.
US 1,100,645
App. No.
29/932,099
Granted
Nov 4, 2025
Kind
S1
Claims (1)

The ornamental design for a cord lock as shown and described.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 12, 2024
From: CHAN, YICK FAI
To: DURAFLEX HONG KONG LIMITED
Reel/Frame 066724/0344 →
References Cited (21)
US D417388S · Kawahara · 1999 [cited by examiner]
US D614995S · Pontaoe · 2010 [cited by examiner]
US D630090S · Ishii · 2011 [cited by examiner]
US D680851S · Lo · 2013 [cited by examiner]
US D680855S · Kadoishi · 2013 [cited by examiner]
US D765494S · Chan · 2016 [cited by examiner]
US D766072S · Chan · 2016 [cited by examiner]
US D770327S · Chan · 2016 [cited by examiner]
US D773923S · Ishii · 2016 [cited by examiner]
US D793214S · Ishii · 2017 [cited by examiner]
US D831461S · Jarrett · 2018 [cited by examiner]
US 10441035B1 · Dee · 2019 [cited by examiner]
US 10704646B2 · Dershem · 2020 [cited by examiner]
US 10718404B2 · Shimizu · 2020 [cited by examiner]
US 20220333668A1 · Piao · 2022 [cited by examiner]
US 20230023027A1 · Chang · 2023 [cited by examiner]
CN 117148695A · 2023 [cited by applicant]
EM 0150541850001 · 2024 [cited by examiner]
Shelby Outdoor, Lineloc Ladderlock, [No. date avail], searched Apr. 21, 2025, https://shelbyoutdoor.com/en/p108022/woojin-plastics-lineloc-ladderlock-for-1-to-1-5-mm-cord (Year: 2025). [cited by examiner]
Duraflex, Single Bar Tensionlock® Buckle, [no date avail], searched Apr. 21, 2025, https://tinyurl.com/y7bnhuz3 (Year: 2025). [cited by examiner]
Amazon, SharkTooth Cord Locks, Mar. 4, 2022, https://tinyurl.com/4zuhywz2 (Year: 2022). [cited by examiner]