Dual-tip pen
Description
Claims
The ornamental design for a dual-tip pen, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
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Patent History
Patent number: D605694
Type: Grant
Filed: Dec 26, 2008
Date of Patent: Dec 8, 2009
Assignee: Beifa Group Co., Ltd. (Ningbo)
Inventor: Biwei Zhang (Ningbo)
Primary Examiner: Elizabeth A Albert
Attorney: Christensen O'Connor Johnson Kindness PLLC
Application Number: 29/330,029
Type: Grant
Filed: Dec 26, 2008
Date of Patent: Dec 8, 2009
Assignee: Beifa Group Co., Ltd. (Ningbo)
Inventor: Biwei Zhang (Ningbo)
Primary Examiner: Elizabeth A Albert
Attorney: Christensen O'Connor Johnson Kindness PLLC
Application Number: 29/330,029
Classifications
Current U.S. Class:
Plural Or Combined (D19/36)