Patents by Inventor Douglas McLetchie

Douglas McLetchie 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).

  • Publication number: 20070286361
    Abstract: Sending a page using session initiation protocol (SIP) includes receiving a call to send the page, determining a paging group that includes one or more devices based on information associated with the call, where the one or more devices are capable of receiving the page, establishing a connection to the one or more devices using SIP invites, and sending the page to the one or more devices.
    Type: Application
    Filed: May 21, 2007
    Publication date: December 13, 2007
    Applicant: Whaleback Systems Corporation
    Inventors: Julian West, Douglas McLetchie