Patents by Inventor George Danforth McNair, Jr.

George Danforth McNair, Jr. 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).

  • Secure erasure of files by a filesystem
    Patent number: 10146782
    Abstract: In one embodiment, a method is performed by a computing device configured to manage a filesystem stored on persistent storage. The method includes (a) receiving a command to delete a range of a file of the filesystem, (b) removing blocks of the range from being accessible to the filesystem as part of the file, (c) overwriting a block of the range using a secure erasure technique, and (d) subsequent to overwriting the block, freeing the block for re-use by the filesystem. A data storage system, apparatus, and computer program product for performing a similar method are also provided.
    Type: Grant
    Filed: June 30, 2015
    Date of Patent: December 4, 2018
    Assignee: EMC IP Holding Company LLC
    Inventors: Jean-Pierre Bono, William C. Davenport, George Danforth McNair, Jr.