Patents Represented by Attorney W. L. Keefauver
  • Patent number: D245112
    Type: Grant
    Filed: August 30, 1976
    Date of Patent: July 19, 1977
    Assignee: Bell Telephone Laboratories, Incorporated
    Inventors: Joseph Robert Everhart, Donald Michael Genaro, John Hale Liebe, Gordon Elliot Sylvester, Alvin Richard Tilley, James Thomas Walker
  • Patent number: D245602
    Type: Grant
    Filed: August 30, 1976
    Date of Patent: August 30, 1977
    Assignee: Bell Telephone Laboratories, Incorporated
    Inventors: Donald Michael Genaro, John Alfons Meyerle, Gordon Elliot Sylvester, Alvin Richard Tilley
  • Patent number: D246584
    Type: Grant
    Filed: September 18, 1975
    Date of Patent: December 6, 1977
    Assignee: Bell Telephone Laboratories, Incorporated
    Inventors: Ghanshyam Ambaram Bhat, Donald Michael Genaro, Gordon Elliot Sylvester, Edwin Watkinson, John William Wesner, Jr.
  • Patent number: D247813
    Type: Grant
    Filed: August 14, 1975
    Date of Patent: May 2, 1978
    Assignee: Bell Telephone Laboratories, Incorporated
    Inventors: Donald Michael Genaro, John Niel McGarvey, Gordon Elliot Sylvester
  • Patent number: D248234
    Type: Grant
    Filed: February 28, 1977
    Date of Patent: June 20, 1978
    Assignee: Bell Telephone Laboratories, Incorporated
    Inventors: Donald Michael Genaro, John Niel McGarvey
  • Patent number: D249882
    Type: Grant
    Filed: September 23, 1977
    Date of Patent: October 10, 1978
    Assignee: Bell Telephone Laboratories, Incorporated
    Inventors: Donald Michael Genaro, John Niel McGarvey, Gordon Elliot Sylvester
  • Patent number: D250108
    Type: Grant
    Filed: September 15, 1976
    Date of Patent: October 31, 1978
    Assignee: Bell Telephone Laboratories, Incorporated
    Inventors: Donald M. Genaro, John A. Meyerle, Rembert R. Stokes, Gordon E. Sylvester, Alvin R. Tilley
  • Patent number: D250109
    Type: Grant
    Filed: April 17, 1978
    Date of Patent: October 31, 1978
    Assignee: Bell Telephone Laboratories, Incorporated
    Inventors: Donald M. Genaro, John A. Meyerle, Rembert R. Stokes, Gordon E. Sylvester, Alvin R. Tilley
  • Patent number: D250890
    Type: Grant
    Filed: April 21, 1977
    Date of Patent: January 23, 1979
    Assignee: Bell Telephone Laboratories, Incorporated
    Inventor: Rembert R. Stokes
  • Patent number: D252087
    Type: Grant
    Filed: November 23, 1977
    Date of Patent: June 12, 1979
    Assignee: Bell Telephone Laboratories, Incorporated
    Inventors: Donald M. Genaro, John N. McGarvey, Gordon E. Sylvester
  • Patent number: D252331
    Type: Grant
    Filed: August 15, 1977
    Date of Patent: July 10, 1979
    Assignee: Bell Telephone Laboratories, Incorporated
    Inventors: Andrew J. Baase, John G. Engstrom, Donald M. Genaro, John N. McGarvey
  • Patent number: D252569
    Type: Grant
    Filed: November 23, 1977
    Date of Patent: August 7, 1979
    Assignee: Bell Telephone Laboratories, Incorporated
    Inventors: Donald M. Genaro, John N. McGarvey, Gordon E. Sylvester
  • Patent number: D252570
    Type: Grant
    Filed: November 23, 1977
    Date of Patent: August 7, 1979
    Assignee: Bell Telephone Laboratories, Incorporated
    Inventors: Donald M. Genaro, John N. McGarvey, Gordon E. Sylvester
  • Patent number: D252929
    Type: Grant
    Filed: September 23, 1977
    Date of Patent: September 18, 1979
    Assignee: Bell Telephone Laboratories, Incorporated
    Inventors: Donald M. Genaro, John N. McGarvey, Gordon E. Sylvester
  • Patent number: D253344
    Type: Grant
    Filed: November 23, 1977
    Date of Patent: November 6, 1979
    Assignee: Bell Telephone Laboratories, Incorporated
    Inventors: Donald M. Genaro, John N. McGarvey, Gordon E. Sylvester
  • Patent number: D253821
    Type: Grant
    Filed: November 23, 1977
    Date of Patent: January 1, 1980
    Assignee: Bell Telephone Laboratories, Incorporated
    Inventors: Donald M. Genaro, John N. McGarvey, Gordon E. Sylvester
  • Patent number: D254006
    Type: Grant
    Filed: June 2, 1977
    Date of Patent: January 22, 1980
    Assignee: Bell Telephone Laboratories, Incorporated
    Inventors: Donald M. Genaro, Gordon E. Sylvester, Daniel W. Tyler
  • Patent number: D256465
    Type: Grant
    Filed: July 31, 1978
    Date of Patent: August 19, 1980
    Assignee: Bell Telephone Laboratories, Incorporated
    Inventor: Daniel W. Tyler
  • Patent number: D256692
    Type: Grant
    Filed: March 8, 1978
    Date of Patent: September 2, 1980
    Assignee: Bell Telephone Laboratories, Incorporated
    Inventors: Donald M. Genaro, Thomas J. Kelly, John N. McGarvey
  • Patent number: D257978
    Type: Grant
    Filed: July 31, 1978
    Date of Patent: January 20, 1981
    Assignee: Bell Telephone Laboratories, Incorporated
    Inventors: Edward W. Festa, Donald M. Genaro, Dilipkumar B. Patel, Gordon E. Sylvester