Office supplies; artists and teachers materials – Equipment for writing – drawing – or for fine arts – Marking instrument
Design Patent
2005-12-06
2005-12-06
Holtje, Martie K. (Department: 2913)
Office supplies; artists and teachers materials
Equipment for writing, drawing, or for fine arts
Marking instrument
CD19S056000
Design Patent
active
D0512459
CLAIM:
The ornamental design for a retractable twist action ballpen, as shown and described.
REFERENCES:
patent: D469123 (2003-01-01), Briggl et al.
patent: D472271 (2003-03-01), Middleton et al.
patent: D472575 (2003-04-01), Middleton et al.
patent: D483066 (2003-12-01), Takanashi
patent: D484537 (2003-12-01), Arita et al.
patent: D494218 (2004-08-01), Anand
Holtje Martie K.
Rover Writing Instruments
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