Patents by Inventor William David Castell

William David Castell 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).

  • Patent number: 9876904
    Abstract: A method of communicating information describing a voice call from a caller device to a recipient device. Call subject information describing the call is obtained from the caller device and sent to the recipient device to inform the recipient about the subject of the call. The call subject information is can be presented as a subject line displayed to on the recipient device to inform the recipient about the nature of the call and/or its urgency, thereby enabling the recipient to better determined whether to answer the call. The call subject information can be input by the caller or extracted automatically from an application from which the call was initiated.
    Type: Grant
    Filed: April 15, 2016
    Date of Patent: January 23, 2018
    Assignee: BlackBerry Limited
    Inventors: Nicholas Patrick Alfano, William David Castell, David Lloyd Heit, Douglas Michael Gisby, Jan Hendrik Lucas Bakker, Richard John George, Ian James McDonald
  • Publication number: 20160234381
    Abstract: A method of communicating information describing a voice call from a caller device to a recipient device. Call subject information describing the call is obtained from the caller device and sent to the recipient device to inform the recipient about the subject of the call. The call subject information is can be presented as a subject line displayed to on the recipient device to inform the recipient about the nature of the call and/or its urgency, thereby enabling the recipient to better determined whether to answer the call. The call subject information can be input by the caller or extracted automatically from an application from which the call was initiated.
    Type: Application
    Filed: April 15, 2016
    Publication date: August 11, 2016
    Applicant: BlackBerry Limited
    Inventors: Nicholas Patrick Alfano, William David Castell, David Lloyd Heit, Douglas Michael Gisby, Jan Hendrik Lucas Bakker, Richard John George, Ian James McDonald
  • Patent number: 8661546
    Abstract: A messaging server forwards emails to mobile communication devices of users to whom the emails were respectively addressed. An antivirus server determines whether an email addressed to a user of a mobile communication device, to be forwarded by the messaging server to the mobile communication device, is infected with a virus. In response to determining the email is infected with a virus, a bulletin generator transmits, to the mobile communication devices besides the mobile communication device of the addressee of the email determined to be infected, an all points bulletin message disclosing the existence of the virus. The bulletin message is transmitted directly to, instead of via email to, the wireless mobile communication devices.
    Type: Grant
    Filed: November 30, 2012
    Date of Patent: February 25, 2014
    Assignee: BlackBerry Limited
    Inventors: William David Castell, Allan David Lewis, Tabitha Kari Ferguson, Bill Yuan, Ian Michael Patterson
  • Publication number: 20130286900
    Abstract: A unified messaging system, method and user interface is provided for a handheld mobile communication device. The method may include the following steps: (a) receiving a notification signal at the wireless device via the wireless data channel indicating that the unified messaging system received and stored a voice mail message intended for a user of the wireless device; (b) transmitting a command signal from the wireless device to the unified messaging system via the wireless data channel, the command signal including a message retrieval command; (c) receiving via the wireless voice channel a voice call initiated by a voice mail system component of the unified messaging system in response to the message retrieval command transmitted from the wireless device; and (d) receiving the voice mail message from the unified messaging system via the wireless voice channel.
    Type: Application
    Filed: June 26, 2013
    Publication date: October 31, 2013
    Inventors: William David Castell, Mihal Lazaridis, Gary Phillip Mousseau
  • Publication number: 20080274694
    Abstract: A system and method for multi-channel blocking, the method having the steps of: creating a block filter to block a plurality of communication channels to a mobile device; communicating the block filter to a blocking element; and executing the blocking filter at the blocking element.
    Type: Application
    Filed: May 1, 2007
    Publication date: November 6, 2008
    Inventors: William David Castell, Nicholas Alfano, Ian James McDonald, Atul Asthana, David Lloyd Heit, Douglas Michael Gisby, Richard John George, Jan John-Luc Bakker