Diagonal Striation Patents (Class D19/50)
  • Ergonomic instruments
    Patent number: 5332324
    Abstract: An ergonomic, hand held instrument comprising an instrument and a shell. The shell has a longitudinal axis and opposite ends and a hollow interior. The instrument is positioned within the shell with its operational end extending from one end of the shell. The shell has a groove therein extending from adjacent the one end at least a partial revolution about said shell to adjacent the other end. The groove has a bottom and an upstanding wall. The groove spirals around the shell. The bottom has a width greater than the size of one's fingers. The spiral may have one or more partial turns or a single continuous turn or partial turn between the opposite ends of the shell.
    Type: Grant
    Filed: February 11, 1993
    Date of Patent: July 26, 1994
    Inventor: Michael A. Hochstetler
  • Ergonomic writing instrument
    Patent number: 5228794
    Abstract: An ergonomic writing instrument comprising a writing instrument and a shell. The shell has a longitudinal axis and opposite ends and a hollow interior. The writing instrument is positioned within the shell with its operational end extending from one end of the shell. The shell has a groove therein extending from adjacent the one end to adjacent the other end. The groove has a bottom and an upstanding wall. The groove spirals around the shell. The bottom has a width greater than the size of one's fingers. The spiral has at least two turns between the opposite ends of the shell.
    Type: Grant
    Filed: May 31, 1991
    Date of Patent: July 20, 1993
    Inventor: Michael A. Hochstetler
  • Pen
    Patent number: D245504
    Type: Grant
    Filed: November 24, 1975
    Date of Patent: August 23, 1977
    Assignee: Waterman
    Inventor: Eugene Defores
  • Writing pen
    Patent number: D250478
    Type: Grant
    Filed: February 9, 1977
    Date of Patent: December 5, 1978
    Assignee: Moriz Hausch GmbH
    Inventor: Rudi Jahraus
  • Felt tip pen
    Patent number: D252333
    Type: Grant
    Filed: August 31, 1977
    Date of Patent: July 10, 1979
    Inventor: Takaji Funahashi
  • Shaft for a marking instrument
    Patent number: D252815
    Type: Grant
    Filed: August 27, 1976
    Date of Patent: September 4, 1979
    Inventor: Melvin C. Coffman
  • Writing instrument
    Patent number: D260020
    Type: Grant
    Filed: January 21, 1980
    Date of Patent: July 28, 1981
    Assignee: Jonathan Bradley Pens, Inc.
    Inventors: Thomas H. DuBois, Theodore J. Peters
  • Shaft for a marking instrument
    Patent number: D261901
    Type: Grant
    Filed: September 29, 1978
    Date of Patent: November 17, 1981
    Inventor: Melvin C. Coffman
  • Writing instrument
    Patent number: D266676
    Type: Grant
    Filed: November 28, 1979
    Date of Patent: October 26, 1982
    Assignee: Interdica S.A.
    Inventor: Pierre Bove
  • Writing instrument
    Patent number: D269357
    Type: Grant
    Filed: March 20, 1981
    Date of Patent: June 14, 1983
    Assignee: Little People Limited
    Inventor: Vivienne D. Jagger
  • Writing instrument
    Patent number: D280110
    Type: Grant
    Filed: February 14, 1983
    Date of Patent: August 13, 1985
    Inventor: Loren L. Brooks
  • Pen
    Patent number: D283825
    Type: Grant
    Filed: September 16, 1983
    Date of Patent: May 13, 1986
    Inventor: Daniel Hechter
  • Pen
    Patent number: D283826
    Type: Grant
    Filed: September 16, 1983
    Date of Patent: May 13, 1986
    Inventor: Daniel Hechter
  • Writing instrument
    Patent number: D283901
    Type: Grant
    Filed: April 27, 1984
    Date of Patent: May 20, 1986
    Assignee: Kreuzer Produktion and Vertrieb GmbH
    Inventor: Gunter Horntrich
  • Pencil with a brushing cap
    Patent number: D284871
    Type: Grant
    Filed: April 17, 1984
    Date of Patent: July 29, 1986
    Assignee: Clover Mfg. Co., Ltd.
    Inventor: Chieko Motoki
  • Writing instrument
    Patent number: D286790
    Type: Grant
    Filed: February 23, 1984
    Date of Patent: November 18, 1986
    Assignee: Interdica S.A.
    Inventor: Pierre Bove
  • Triple-nibbed ink marker
    Patent number: D319467
    Type: Grant
    Filed: June 1, 1987
    Date of Patent: August 27, 1991
    Inventor: Vicki A. Clowes
  • Ball point pen
    Patent number: D319844
    Type: Grant
    Filed: March 13, 1989
    Date of Patent: September 10, 1991
    Assignee: J.S. Staedtler GmbH & Co.
    Inventors: Gerald Grotsch, Friedrich Heger
  • Combined ball-point pen and correction fluid applicator
    Patent number: D321717
    Type: Grant
    Filed: March 27, 1989
    Date of Patent: November 19, 1991
    Inventor: Larry L. Hager
  • Writing instrument
    Patent number: D322460
    Type: Grant
    Filed: August 14, 1989
    Date of Patent: December 17, 1991
    Assignee: The Gillette Company
    Inventors: Walter B. Herbst, Paul D. Hurley, Norman D. Poisson
  • Combined bookmark and felt-tipped marker
    Patent number: D322811
    Type: Grant
    Filed: November 14, 1988
    Date of Patent: December 31, 1991
    Inventor: Robert L. Isern
  • Ball point pen
    Patent number: D323186
    Type: Grant
    Filed: October 6, 1989
    Date of Patent: January 14, 1992
    Assignee: Binney & Smith Inc.
    Inventors: David K. Clark, Sam D. Han, James F. Kowalczyk, Charles W. Dietterich
  • Mechanical pencil
    Patent number: D324067
    Type: Grant
    Filed: April 9, 1990
    Date of Patent: February 18, 1992
    Assignee: Tombow Pencil Co., Ltd.
    Inventor: Kazunori Katami
  • Writing instrument barrel
    Patent number: D324068
    Type: Grant
    Filed: August 14, 1989
    Date of Patent: February 18, 1992
    Assignee: Diesel Kiki Co. Ltd.
    Inventors: Walter B. Herbst, Paul D. Hurley, Norman D. Poisson
  • Lead holder
    Patent number: D324069
    Type: Grant
    Filed: April 9, 1990
    Date of Patent: February 18, 1992
    Assignee: Tombow Pencil Co., Ltd.
    Inventor: Kazunori Katami
  • Casing for a writing instrument
    Patent number: D329460
    Type: Grant
    Filed: November 15, 1990
    Date of Patent: September 15, 1992
    Assignee: Societe Nouvelle Chaumet S.A.
    Inventor: Xavier Rousseau
  • Writing instrument
    Patent number: D330725
    Type: Grant
    Filed: June 6, 1990
    Date of Patent: November 3, 1992
    Assignee: Fred S.A.
    Inventor: Henri Samuel
  • Writing instrument
    Patent number: D330911
    Type: Grant
    Filed: January 30, 1991
    Date of Patent: November 10, 1992
    Assignee: Chuang Tao Corporation
    Inventor: Charlie Tu
  • Writing instrument
    Patent number: D338491
    Type: Grant
    Filed: April 26, 1991
    Date of Patent: August 17, 1993
    Assignee: Parker Pen (Benelux) B.V.
    Inventor: Geoffrey A. Hollington
  • Ball-point pen
    Patent number: D342546
    Type: Grant
    Filed: August 4, 1992
    Date of Patent: December 21, 1993
    Assignee: Logos Korea Co., Ltd.
    Inventor: Hyang S. Song
  • Ball point pen
    Patent number: D345577
    Type: Grant
    Filed: December 7, 1992
    Date of Patent: March 29, 1994
    Assignee: Klio Eterna Schreibgerate GmbH & Co. KG
    Inventor: Hans M. Hohner
  • Combined ball-point pen and lamp
    Patent number: D345991
    Type: Grant
    Filed: November 18, 1992
    Date of Patent: April 12, 1994
    Inventor: Tsay Tzong-Taur
  • Ball point pen
    Patent number: D351416
    Type: Grant
    Filed: February 1, 1993
    Date of Patent: October 11, 1994
    Assignee: Pentel Kabushiki Kaisha
    Inventors: Shigeo Oka, Shinkichi Katayama
  • Pen
    Patent number: D352064
    Type: Grant
    Filed: June 29, 1993
    Date of Patent: November 1, 1994
    Inventor: Giustino Zappacosta
  • Ball-point pen
    Patent number: D352960
    Type: Grant
    Filed: April 19, 1993
    Date of Patent: November 29, 1994
    Inventor: Joachim Zier
  • Ball-point pen
    Patent number: D352961
    Type: Grant
    Filed: April 19, 1993
    Date of Patent: November 29, 1994
    Inventor: Joachim Zier
  • Writing instrument
    Patent number: D353620
    Type: Grant
    Filed: October 28, 1993
    Date of Patent: December 20, 1994
    Assignee: Creeks
    Inventor: Thierry C. De Baillon
  • Writing instrument
    Patent number: D354514
    Type: Grant
    Filed: October 28, 1993
    Date of Patent: January 17, 1995
    Assignee: Creeks
    Inventor: Thierry C. de Baillon
  • Roller ball pen
    Patent number: D354985
    Type: Grant
    Filed: March 10, 1993
    Date of Patent: January 31, 1995
    Assignee: Logos Co., Ltd.
    Inventor: Seung D. Hong
  • Writing instrument
    Patent number: D355439
    Type: Grant
    Filed: February 3, 1993
    Date of Patent: February 14, 1995
    Assignee: Parker Pen (Benelux) B.V.
    Inventor: Geoffrey A. Hollington
  • Ball point pen
    Patent number: D357277
    Type: Grant
    Filed: October 28, 1993
    Date of Patent: April 11, 1995
    Assignee: Creeks
    Inventor: Thierry Cappe de Baillon
  • Ballpoint pen
    Patent number: D358420
    Type: Grant
    Filed: March 1, 1994
    Date of Patent: May 16, 1995
    Assignee: Sunmex Import Corporation
    Inventor: Chen H. Tseng