Ballpoint pen
Latest Ritter Pen GmbH Patents:
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Claims
The ornamental design for a ballpoint pen, as shown and described.
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- U.S. Appl. No. 29/358,149, Losel.
- U.S. Appl. No. 29/299,204, Koch.
Type: Grant
Filed: Mar 15, 2011
Date of Patent: Jul 17, 2012
Assignee: Ritter Pen GmbH (Brensbach)
Inventor: Helmut Losel (Brensbach)
Primary Examiner: Elizabeth Albert
Attorney: Smith, Gambrell & Russell
Application Number: 29/387,579