Patents by Inventor Joan Chang

Joan Chang 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).

  • Delayed deletion of extended attributes
    Publication number: 20060041594
    Abstract: Methods, systems, and products for delayed deletion of extended attributes associated with a file in a file system are provided. Embodiments include identifying a file to delete, moving an extended attribute directory associated with the file to a background deletion directory, deleting the file, and deleting in the background the extended attribute directory. Some embodiments also include deleting an ACL associated with the file.
    Type: Application
    Filed: August 18, 2004
    Publication date: February 23, 2006
    Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Joan Chang, Zachary Merlynn Loafman, Jean-Philippe Sugarbroad