Writing instrument
Latest Riteline LLC Patents:
Description
Claims
The ornamental design for a writing instrument, as shown and described.
Referenced Cited
U.S. Patent Documents
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Patent History
Patent number: D763960
Type: Grant
Filed: Mar 27, 2015
Date of Patent: Aug 16, 2016
Assignee: Riteline LLC (Dallas, TX)
Inventor: Enmin Zhang (Southlake, TX)
Primary Examiner: Elizabeth Albert
Application Number: 29/522,239
Type: Grant
Filed: Mar 27, 2015
Date of Patent: Aug 16, 2016
Assignee: Riteline LLC (Dallas, TX)
Inventor: Enmin Zhang (Southlake, TX)
Primary Examiner: Elizabeth Albert
Application Number: 29/522,239
Classifications
Current U.S. Class:
D19/171;
D19/913