Patents by Inventor Edward F. Castro

Edward F. Castro 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).

  • Patent number: 6157464
    Abstract: A local router interface couples a conventional facsimile device to the public switched telephone network (PSTN) to communicate with a remotely located facsimile store and forward facility (F-SAFF) to perform a host of improved facsimile service methods, including a never no answer or busy send (NNABS) method, a never no answer receive (NNAR) method, a private facsimile method, a will call facsimile method, a pager facsimile method, a facsimile mail method, a facsimile information retrieve method, a facsimile information send method, a facsimile cover method, a facsimile speed cover method, a facsimile broadcast method, a facsimile flexible broadcast method, a facsimile access restriction method, a facsimile conversion method, an urgent facsimile method, and a facsimile addition method. Innocuous call progress monitoring with fast busy detection, post-fax line holding, F-SAFF-to-remote and remote-to-F-SAFF bridging are provided.
    Type: Grant
    Filed: June 24, 1996
    Date of Patent: December 5, 2000
    Assignee: PTEK Holdings, Inc.
    Inventors: Mark C. Bloomfield, Edward F. Castro, Joseph T. Dyer, Deborah J. Jackson, Charles E. Lemons, Bruce A. McCown
  • Patent number: 5559611
    Abstract: A local router interface couples a conventional facsimile device to the public switched telephone network (PSTN) to communicate with a remotely located facsimile store and forward facility (F-SAFF) to perform a host of improved facsimile service methods, including a never no answer or busy send (NNABS) method, a never no answer receive (NNAR) method, a private facsimile method, a will call facsimile method, a pager facsimile method, a facsimile mail method, a facsimile information retrieve method, a facsimile information send method, a facsimile cover method, a facsimile speed cover method, a facsimile broadcast method, a facsimile flexible broadcast method, a facsimile access restriction method, a facsimile conversion method, an urgent facsimile method, and a facsimile addition method. Innocuous call progress monitoring with fast busy detection, post-fax line holding, F-SAFF-to-remote and remote-to-F-SAFF bridging are provided.
    Type: Grant
    Filed: December 5, 1995
    Date of Patent: September 24, 1996
    Assignee: Audiofax, Inc.
    Inventors: Mark C. Bloomfield, Edward F. Castro, Joseph T. Dyer, Deborah J. Jackson, Charles E. Lemons, Bruce A. McCown
  • Patent number: 5555100
    Abstract: A local router interface couples a conventional facsimile device to the public switched telephone network (PSTN) to communicate with a remotely located facsimile store and forward facility (F-SAFF) to perform a host of improved facsimile service methods, including a never no answer or busy send (NNABS) method, a never no answer receive (NNAR) method, a private facsimile method, a will call facsimile method, a pager facsimile method, a facsimile mail method, a facsimile information retrieve method, a facsimile information send method, a facsimile cover method, a facsimile speed cover method, a facsimile broadcast method, a facsimile flexible broadcast method, a facsimile access restriction method, a facsimile conversion method, an urgent facsimile method, and a facsimile addition method. Innocuous call progress monitoring with fast busy detection, post-fax line holding, F-SAFF-to-remote and remote-to-F-SAFF bridging are provided.
    Type: Grant
    Filed: October 7, 1993
    Date of Patent: September 10, 1996
    Assignee: Audiofax, Inc.
    Inventors: Mark C. Bloomfield, Edward F. Castro, Joseph T. Dyer, Deborah J. Jackson, Charles E. Lemons, Bruce A. McCown, Johnny P. Mullis, Brian A Troxell