Patents by Inventor John P. Linderman

John P. Linderman 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).

  • Sorting method
    Patent number: 4611280
    Abstract: A sorting method for ordering information records according to the contents of one or more sort fields of the records. A sort key is the form of a character string is generated for each record according to a disclosed algorithm and the ordering of the records is performed according to a simple character-by-character sorting of the sort keys. Each of the sort fields may be of variable length and any sort field of any record may contain any number, including zero, of individual sort strings, referred to herein as sort objects.
    Type: Grant
    Filed: March 12, 1984
    Date of Patent: September 9, 1986
    Assignee: AT&T Bell Laboratories
    Inventor: John P. Linderman