Patents by Inventor Ketankumar Vyas

Ketankumar Vyas 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).

  • Document security
    Patent number: 9235722
    Abstract: In one embodiment, a document is marked with an identifier and stored in a memory. Responsive to a request received from a user to perform an operation upon the document or a copy of the document at a requester computer, a database is accessed. The database is a database associating users authorized to access the documents or copies of the documents with operations the users are authorized to perform is accessed. Operation authorization is determined at least in part according to a document threat index. Upon determining the user is an authorized user and determining via the database the requested operation is an authorized operation, an access code is sent to the requester computer to enable the operation.
    Type: Grant
    Filed: April 27, 2012
    Date of Patent: January 12, 2016
    Assignee: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.L
    Inventors: Ketankumar Vyas, Saurav Roy, Abhijit Bhattacharya
  • DOCUMENT SECURITY
    Publication number: 20130291122
    Abstract: In one embodiment, a document is marked with an identifier and stored in a memory. Responsive to a request received from a user to perform an operation upon the document or a copy of the document at a requester computer, a database is accessed. The database is a database associating users authorized to access the documents or copies of the documents with operations the users are authorized to perform is accessed. Operation authorization is determined at least in part according to a document threat index. Upon determining the user is an authorized user and determining via the database the requested operation is an authorized operation, an access code is sent to the requester computer to enable the operation.
    Type: Application
    Filed: April 27, 2012
    Publication date: October 31, 2013
    Inventors: Ketankumar Vyas, Saurav Roy, Abhijit Bhattacharya