Filament spool
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Reference is hereby made to co-filed U.S. patent application Ser. No. 12/255,808, entitled “Filament Spool”, U.S. patent application Ser. No. 12/255,811, entitled “Filament Guide Mechanism For Filament Spool Container”; and to co-filed U.S. Design patent application Ser. No. 29/326,638, entitled “Filament Spool Container”.
Features illustrated with dashed lines are not considered features of the invention being claimed, but rather illustrate an exemplary environment for the claimed features illustrated with solid lines.
Claims
The ornamental design for a filament spool, as shown and described.
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Type: Grant
Filed: Oct 22, 2008
Date of Patent: Aug 25, 2009
Assignee: Stratasys, Inc. (Eden Prairie, MN)
Inventors: Thomas L. Taatjes (Eden Prairie, MN), Patrick W. Turley (Eden Prairie, MN), Martin G. Zalusky (Bloomington, MN)
Primary Examiner: Susan Bennett Hattan
Attorney: Westman, Champlin & Kelly, P.A.
Application Number: 29/326,639