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Electronic pen with automatically retractable nib

  • US 20090315734A1
  • Filed: 06/03/2009
  • Published: 12/24/2009
  • Est. Priority Date: 06/23/2008
  • Status: Abandoned Application
First Claim
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1. An electronic pen for interacting with a surface, said pen comprising:

  • a retractable cartridge having a nib;

    an automatic retraction mechanism for automatically retracting said cartridge such that said nib is retracted within a body of said pen; and

    a first processor for controlling said automatic retraction mechanism,wherein said first processor is configured to automatically retract said cartridge in response to one or more predetermined pen conditions.

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