Patents by Inventor Eric R. Lawrence

Eric R. Lawrence 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).

  • Proofing substrate and methods of manufacture and use
    Patent number: 6305715
    Abstract: A proofing substrate includes a proofing sheet layer of a lightweight paper and a carriage layer of a heavier weight paper attached to the proofing sheet. The proofing sheet can be yellow page stock that is used to print “yellow pages” portions of telephone directories. The proofing can alternatively be newsprint paper. The weights of the first and second layers are selected based on an aggregate weight of the two sheets. The carriage layer has a weight selected so that it can feed the proofing substrate through a desktop printer or copier. The proofing substrate has at least one adhesive layer to hold the carriage and the proofing sheet together.
    Type: Grant
    Filed: April 29, 1999
    Date of Patent: October 23, 2001
    Inventor: Eric R. Lawrence