The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 02, 2007
Filed:
Jun. 07, 2001
Kristofer Skantze, Lund, SE;
Kristofer Skantze, Lund, SE;
Anoto AB, Lund, SE;
Abstract
A method for secure transmission of information from a digital pen to a receiving device is provided. The method includes obtaining, in the digital pen, a message in the form of a plurality of position indications recorded from a position code on a substrate; sending at least one of the position indications to a database device; receiving from the database device an address of a receiving device which is associated with the at least one position indication and an encryption key relating to the receiving device, the encryption key being associated with the at least one position indication; encrypting the message using the encryption key received from the database device; and transmitting the encrypted message to the address of the receiving device.