USD451369SExpiredUtility

Cord tightening device

Assignee: YKK CORPPriority: Oct 5, 2000Filed: Apr 5, 2001Granted: Dec 4, 2001

Est. expiryOct 5, 2020(expired)· nominal 20-yr term from priority

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Claims

exact text as granted — not AI-modified

The ornamental design for a cord tightening device, as shown and described.

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