Provision For Cap Over Writing Tip Only Patents (Class D19/43)
  • Patent number: 4302121
    Abstract: A barrel for a ball-point pen is formed with three concave surfaces extending along the length thereof. Such a construction facilitates the firm holding of the pen barrel in an untiring manner by the thumb, forefinger and middle finger of the hand of the user. To reduce the cost of the manufacture of the pen, the ink is contained in a hole extending through the longitudinal center of the barrel.
    Type: Grant
    Filed: October 19, 1979
    Date of Patent: November 24, 1981
    Inventor: Jung S. Kim
  • Patent number: D248560
    Type: Grant
    Filed: January 4, 1977
    Date of Patent: July 18, 1978
    Inventor: Takaji Funahashi
  • Patent number: D248865
    Type: Grant
    Filed: March 16, 1977
    Date of Patent: August 8, 1978
    Assignee: Mark-Tex Corporation
    Inventors: Philip Sussman, Francis Andrews
  • Patent number: D249887
    Type: Grant
    Filed: February 22, 1977
    Date of Patent: October 10, 1978
    Assignee: Koh-I-Noor Rapidograph, Inc.
    Inventors: Gerold Anderka, Ulrich Reif, Herbert Wolder
  • Patent number: D251123
    Type: Grant
    Filed: August 22, 1977
    Date of Patent: February 20, 1979
    Assignee: Kreuzer-werk GmbH
    Inventor: Gunther Horntrich
  • Patent number: D256135
    Type: Grant
    Filed: September 25, 1978
    Date of Patent: July 29, 1980
    Inventor: Bobby D. Storms
  • Patent number: D257857
    Type: Grant
    Filed: October 11, 1978
    Date of Patent: January 13, 1981
    Assignee: Koh-I-Noor Rapidograph, Inc.
    Inventors: John P. Leuenberger, Wolfgang Witz
  • Patent number: D260272
    Type: Grant
    Filed: June 1, 1979
    Date of Patent: August 18, 1981
    Assignee: Messrs. Kreuzer-Werk GmbH
    Inventor: Gunter Horntrich
  • Patent number: D260656
    Type: Grant
    Filed: October 4, 1979
    Date of Patent: September 8, 1981
    Assignee: Shachihata Industrial Co., Ltd.
    Inventor: Tatsuro Funahashi
  • Patent number: D260657
    Type: Grant
    Filed: October 4, 1979
    Date of Patent: September 8, 1981
    Assignee: Shachihata Industrial Co., Ltd.
    Inventor: Tatsuro Funahashi
  • Patent number: D261400
    Type: Grant
    Filed: January 28, 1980
    Date of Patent: October 20, 1981
    Assignee: Loctite Puerto Rico
    Inventors: Glenn L. Beall, Lawrence Petersen, Richard J. Dauksys
  • Patent number: D265740
    Type: Grant
    Filed: September 11, 1980
    Date of Patent: August 10, 1982
    Assignee: Leisure Dynamics, Inc.
    Inventor: Peter D. Pook
  • Pen
    Patent number: D267654
    Type: Grant
    Filed: February 27, 1981
    Date of Patent: January 18, 1983
    Assignee: Measured Marketing Services, Inc.
    Inventor: Jack Nadel
  • Patent number: D267886
    Type: Grant
    Filed: July 25, 1980
    Date of Patent: February 8, 1983
    Inventor: Sauro Albertini
  • Patent number: D268501
    Type: Grant
    Filed: February 18, 1981
    Date of Patent: April 5, 1983
    Assignee: Schwan-Stabilo Schwanhausser GmbH & Co.
    Inventors: Peter A. Kruckel, Gerhard Mock
  • Patent number: D268598
    Type: Grant
    Filed: November 14, 1980
    Date of Patent: April 12, 1983
    Assignee: Shachihata Industrial Co., Ltd.
    Inventors: Takeshi Mizutani, Makoto Mizuno
  • Patent number: D268935
    Type: Grant
    Filed: April 13, 1981
    Date of Patent: May 10, 1983
    Assignee: Messrs. Kreuzer-Werk GmbH
    Inventor: Gunter Horntrich
  • Patent number: D269531
    Type: Grant
    Filed: November 25, 1980
    Date of Patent: June 28, 1983
    Assignee: Toagosei Chemical Industry Co., Ltd.
    Inventor: Tsuneo Ando
  • Patent number: D271049
    Type: Grant
    Filed: July 7, 1981
    Date of Patent: October 18, 1983
    Assignee: Bristol-Myers Company
    Inventor: Doris Du Cret
  • Patent number: D271212
    Type: Grant
    Filed: March 12, 1982
    Date of Patent: November 1, 1983
    Assignee: Pentel Kabushiki Kaisha d.b.a. Pentel Co., Ltd.
    Inventor: Kunio Itoh
  • Patent number: D271889
    Type: Grant
    Filed: November 12, 1981
    Date of Patent: December 20, 1983
    Assignee: Schwan-Stabilo Schwanhausser GmbH & Co.
    Inventors: Peter A. Kruckel, Gerhard Mock
  • Patent number: D276479
    Type: Grant
    Filed: July 16, 1982
    Date of Patent: November 27, 1984
    Inventor: Gian L. Mori
  • Patent number: D279224
    Type: Grant
    Filed: January 10, 1983
    Date of Patent: June 11, 1985
    Assignee: Presentation Vehicles, Ltd.
    Inventor: Irving M. Wolbrom
  • Patent number: D279992
    Type: Grant
    Filed: April 6, 1983
    Date of Patent: August 6, 1985
    Inventor: Stephen R. Gribb
  • Patent number: D282378
    Type: Grant
    Filed: October 5, 1983
    Date of Patent: January 28, 1986
    Assignee: Shachihata Industry Co., Ltd.
    Inventors: Toshiharu Ohyabu, Masayuki Hasegawa
  • Patent number: D285011
    Type: Grant
    Filed: April 30, 1984
    Date of Patent: August 5, 1986
    Assignee: A.W.Faber-Castell GmbH & Co.
    Inventor: Axel Jankewitz
  • Patent number: D285730
    Type: Grant
    Filed: July 27, 1984
    Date of Patent: September 16, 1986
    Assignee: Sanca International Inc.
    Inventor: Helen C. Bulwick
  • Pen
    Patent number: D286163
    Type: Grant
    Filed: January 10, 1983
    Date of Patent: October 14, 1986
    Assignee: Colleen Pencil Co., Ltd.
    Inventor: Koichi Shintani
  • Patent number: D286546
    Type: Grant
    Filed: July 6, 1984
    Date of Patent: November 4, 1986
    Assignee: Shachihata Industrial Co., Ltd.
    Inventor: Tatsuro Funahashi
  • Patent number: D287141
    Type: Grant
    Filed: December 6, 1984
    Date of Patent: December 9, 1986
    Assignee: Etablissements Regnault
    Inventor: Pierre Regnault
  • Patent number: D287373
    Type: Grant
    Filed: December 6, 1984
    Date of Patent: December 23, 1986
    Assignee: Etablissements Regnault
    Inventor: Pierre Regnault
  • Patent number: D289088
    Type: Grant
    Filed: April 30, 1984
    Date of Patent: March 31, 1987
    Assignee: A. W. Faber-Castell GmbH & Co.
    Inventor: Axel Jankewitz
  • Pen
    Patent number: D295421
    Type: Grant
    Filed: February 22, 1985
    Date of Patent: April 26, 1988
    Inventor: Iris M. Young
  • Patent number: D295537
    Type: Grant
    Filed: June 11, 1985
    Date of Patent: May 3, 1988
    Assignee: The Gillette Company
    Inventors: Harry Davidson, Scott G. Searle
  • Patent number: D295878
    Type: Grant
    Filed: June 10, 1985
    Date of Patent: May 24, 1988
    Inventor: John Lovell
  • Patent number: D299470
    Type: Grant
    Filed: November 8, 1985
    Date of Patent: January 17, 1989
    Assignee: Schwan-Stabilo Schwanhausser GmbH & Co.
    Inventor: Gerhard Mock
  • Patent number: D300331
    Type: Grant
    Filed: January 28, 1986
    Date of Patent: March 21, 1989
    Assignee: Kreuzer Produktion + Vertrieb GmbH & Co. KG
    Inventor: Gunther Horntrich
  • Patent number: D301252
    Type: Grant
    Filed: January 23, 1986
    Date of Patent: May 23, 1989
    Assignee: Shachihata Industrial Co., Ltd.
    Inventors: Akira Ohashi, Keiichi Mizutani
  • Patent number: D301488
    Type: Grant
    Filed: June 24, 1986
    Date of Patent: June 6, 1989
    Assignee: Shachihata Industrial Co., Ltd.
    Inventors: Keiichi Mizutani, Akira Ohashi
  • Patent number: D302175
    Type: Grant
    Filed: January 23, 1986
    Date of Patent: July 11, 1989
    Assignee: Shachihata Industrial Co., Ltd.
    Inventors: Akira Ohashi, Keiichi Mizutani
  • Patent number: D302176
    Type: Grant
    Filed: July 11, 1986
    Date of Patent: July 11, 1989
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: Steven P. Belletire, Stanley T. Gresens
  • Patent number: D302985
    Type: Grant
    Filed: October 20, 1986
    Date of Patent: August 22, 1989
    Inventor: Robert Vinck
  • Patent number: D303124
    Type: Grant
    Filed: October 6, 1986
    Date of Patent: August 29, 1989
    Inventor: Robert S. K. Li
  • Patent number: D303991
    Type: Grant
    Filed: December 22, 1986
    Date of Patent: October 10, 1989
    Inventor: Kent D. Murphy
  • Patent number: D304840
    Type: Grant
    Filed: June 24, 1986
    Date of Patent: November 28, 1989
    Assignee: Shachihata Industrial Co., Ltd.
    Inventors: Keiichi Mizutani, Akira Ohashi
  • Patent number: D306178
    Type: Grant
    Filed: November 24, 1986
    Date of Patent: February 20, 1990
    Assignee: Interdica S.A.
    Inventor: Daniel Lauper
  • Patent number: D306315
    Type: Grant
    Filed: April 24, 1987
    Date of Patent: February 27, 1990
    Assignee: Colleen Pencil Co. Ltd.
    Inventor: Koichi Shintani
  • Patent number: D306316
    Type: Grant
    Filed: April 24, 1987
    Date of Patent: February 27, 1990
    Inventor: Koichi Shintani
  • Patent number: D306873
    Type: Grant
    Filed: May 11, 1987
    Date of Patent: March 27, 1990
    Assignee: Mitsubishi Pencil Co., Ltd.
    Inventor: Katsuhiko Yazaki