Ergonomic writing instrument
The broken line showings in
Claims
The ornamental design for an ergonomic writing instrument, as shown and described.
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Type: Grant
Filed: Apr 27, 2009
Date of Patent: Feb 23, 2010
Inventor: Edward P. Dyer (Germantown, WI)
Primary Examiner: Elizabeth A Albert
Attorney: Ryan, Kromholz & Manion, S.C.
Application Number: 29/314,760