Patents by Inventor Lawrence A. Cogdell, Jr.

Lawrence A. Cogdell, 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).

  • Portable answering device
    Patent number: 4356519
    Abstract: A portable paging device comprises a beeper portion for real time listening of a received message and a magnetic tape recorder for recording a received message and playing it back at the convenience of the recipient. After a message has been recorded, an indication is given which may be reset after the message has been played. Means are provided to disable the tape recording portion of the device if an end of tape signal has been generated or if there is no tape in the tape recording portion.
    Type: Grant
    Filed: February 25, 1980
    Date of Patent: October 26, 1982
    Inventor: Lawrence A. Cogdell, Jr.