Ballpoint pen
Latest Ritter-Pen GmbH Patents:
Description
Claims
The ornamental design for a ballpoint pen, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
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Patent History
Patent number: D590441
Type: Grant
Filed: Sep 7, 2007
Date of Patent: Apr 14, 2009
Assignee: Ritter-Pen GmbH
Inventor: Uwe Koch (Obertshausen)
Primary Examiner: Elizabeth A Albert
Attorney: Smith, Gambrell & Russell
Application Number: 29/284,430
Type: Grant
Filed: Sep 7, 2007
Date of Patent: Apr 14, 2009
Assignee: Ritter-Pen GmbH
Inventor: Uwe Koch (Obertshausen)
Primary Examiner: Elizabeth A Albert
Attorney: Smith, Gambrell & Russell
Application Number: 29/284,430
Classifications
Current U.S. Class:
Substantially Circular Or Oval In Cross Section (D19/51)