US Patent D640911 Protection cover for padlock

Overview Structured Data Issues Contributors Activity

Is a

Patent

Patent attributes

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

D640911

Patent Inventor Names

Yao-Kun Yang0

Date of Patent

July 5, 2011

Patent Application Number

29378812

Date Filed

November 10, 2010

Patent Citations Received

‌

US Patent D1030446 Storage box

‌

US Patent 11879273 Portable lock with integrity sensors

‌

US Patent D1025746 Cipher box

‌

US Patent D1028681 Keybox cover

Patent Primary Examiner

Prabhakar Deshmukh

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