Patents by Inventor Cristian Salvan

Cristian Salvan 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).

  • DYNAMIC HUMAN INTERACTIVE PROOF
    Publication number: 20130347067
    Abstract: In one embodiment, a human interactive proof portal 140 may control access to an online data service 122. A communication interface 280 may establish a human interactive proof session 600 with a client user 110 by presenting a proof challenge set having multiple proof challenges. A clock 290 may record a challenge response time for each proof challenge. A processor 220 may provide access to an online data service 122 based on the human interactive proof session.
    Type: Application
    Filed: June 21, 2012
    Publication date: December 26, 2013
    Applicant: Microsoft Corporation
    Inventors: Weisheng Li, Prabu Raju, Manu Manianchira, Cristian Salvan, Kris Iverson