Patents by Inventor Pasi Lahti

Pasi Lahti has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Software virus protection
    Patent number: 8925086
    Abstract: A method of protecting a wireless device against viruses, comprising maintaining a database of virus signatures on the device, updating the database by downloading virus signatures in a Short Message Service (SMS) Message, and searching for virus signatures in the memory of or files stored on the wireless device by comparison with the database.
    Type: Grant
    Filed: March 15, 2007
    Date of Patent: December 30, 2014
    Assignee: F-Secure Oyj
    Inventors: Pasi Lahti, Ismo Bergroth, Simo Huopio
  • Anti-virus protection at a network gateway
    Patent number: 7516489
    Abstract: A method of preventing the infection of a computer network 1 by a computer virus, where that virus can be spread by e-mail traffic. The method comprises installing at an e-mail gateway 7 of the network an anti-virus application 12, which application scans at least incoming e-mail traffic for known viruses. In the event that a new virus is detected by the provider of the anti-virus application 12, a notification of this event is sent from the provider to the anti-virus-application 12. At the anti-virus application 12, receipt of said notification results in the diversion of incoming e-mails or their attachments to a buffer 13 for safe storage.
    Type: Grant
    Filed: January 23, 2003
    Date of Patent: April 7, 2009
    Assignee: F-Secure Oyj
    Inventor: Pasi Lahti
  • Preventing virus infection in a computer system
    Patent number: 7293177
    Abstract: A method of preventing an electronic file containing a computer virus from infecting a computer system using the Symbian™ operating system, the method comprising the steps of scanning files using an anti-virus application, and if an infected file is identified, maintaining the file in an open non-sharing state, whereby other applications running on the computer system may not operate on an infected file.
    Type: Grant
    Filed: August 8, 2002
    Date of Patent: November 6, 2007
    Assignee: F-Secure OYJ
    Inventors: Pasi Lahti, Sino Huopio, Ismo Bergroth
  • Software virus protection
    Publication number: 20070220608
    Abstract: A method of protecting a wireless device against viruses, comprising maintaining a database of virus signatures on the device, updating the database by downloading virus signatures in a Short Message Service (SMS) Message, and searching for virus signatures in the memory of or files stored on the wireless device by comparison with the database.
    Type: Application
    Filed: March 15, 2007
    Publication date: September 20, 2007
    Inventors: Pasi Lahti, Ismo Bergroth, Simo Huopio
  • Anti-virus protection at a network gateway
    Publication number: 20050120229
    Abstract: A method of preventing the infection of a computer network 1 by a computer virus, where that virus can be spread by e-mail traffic. The method comprises installing at an e-mail gateway 7 of the network an anti-virus application 12, which application scans at least incoming e-mail traffic for known viruses. In the event that a new virus is detected by the provider of the anti-virus application 12, a notification of this event is sent from the provider to the anti-virus-application 12. At the anti-virus application 12, receipt of said notification results in the diversion of incoming e-mails or their attachments to a buffer 13 for safe storage.
    Type: Application
    Filed: January 23, 2003
    Publication date: June 2, 2005
    Inventor: Pasi Lahti
  • Preventing virus infection in a computer system
    Publication number: 20050033975
    Abstract: A method of preventing an electronic file containing a computer virus from infecting a computer system using the Symbian™ operating system, the method comprising the steps of scanning files using an anti-virus application, and if an infected file is identified, maintaining the file in an open non-sharing state, whereby other applications running on the computer system may not operate on an infected file.
    Type: Application
    Filed: August 8, 2002
    Publication date: February 10, 2005
    Inventors: Pasi Lahti, Sino Huopio, Ismo Bergroth
  • Software virus protection
    Publication number: 20020042886
    Abstract: A method of protecting a wireless device against viruses, comprising maintaining a database of virus signatures on the device, updating the database by downloading virus signatures in a Short Message Service (SMS) Message, and searching for virus signatures in the memory of or files stored on the wireless device by comparison with the database.
    Type: Application
    Filed: August 28, 2001
    Publication date: April 11, 2002
    Inventors: Pasi Lahti, Ismo Bergroth, Simo Huopio