Patents by Inventor Reinhold Holtkamp

Reinhold Holtkamp 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).

  • African violet plant named Trinidad
    Patent number: PP6524
    Abstract: An African violet plant named Trinidad, characterized by its light lavender flowers with purple on the edge of the two smaller petals, white lightly frilled edges on the other petals; first flash of flowers forming a tight bouquet above the leaves; strong upright flower stems curving toward the center; profuse flowering; vigorous growth habit; medium green, slightly hairy, oval leaves; and long lasting and non-dropping flowering habit.
    Type: Grant
    Filed: June 1, 1987
    Date of Patent: January 10, 1989
    Assignee: Gessellschaftsvertrag uber die Erfindergemeinschaft "Optimara"
    Inventor: Reinhold Holtkamp, Sr.
  • African violet plant named Shenandoah
    Patent number: PP6526
    Abstract: An African violet plant named Shenandoah, characterized by its semi-double, dark blue flowers with wavy edges; nice bouquet formed on strong upright flower stems; vigorous growth habit; round to oval, medium green, slightly serrated leaves; and long lasting, non-dropping flowering habit.
    Type: Grant
    Filed: June 1, 1987
    Date of Patent: January 10, 1989
    Assignee: Gessellschaftsvertrag uber die Erfindergemeinschaft "Optimara"
    Inventor: Reinhold Holtkamp, Sr.
  • African violet plant named Denver
    Patent number: PP6532
    Abstract: An African violet plant named Denver, characterized by its profuse flowering, and very pure white flowers; strong upright flower stem curving toward the center; vigorous growth habit; bright green girl type velvet leaves with light green center; and long lasting and non-dropping flowering habit.
    Type: Grant
    Filed: June 1, 1987
    Date of Patent: January 10, 1989
    Assignee: Gessellschaftsvertrag uber die Erfindergemeinschaft "Optimara"
    Inventor: Reinhold Holtkamp, Sr.
  • African violet plant named Libra
    Patent number: PP6533
    Abstract: An African violet plant named Libra, characterized by its single solid purple flowers; upright flower stems curving toward the center; profuse flowering; vigorous growth habit; very attractive girl-type leaves, round, slightly serrated with a small light green center; long lasting and non-dropping flowering habit.
    Type: Grant
    Filed: June 1, 1987
    Date of Patent: January 17, 1989
    Assignee: Gessellschaftsvertrag uber die Erfindergemeinschaft "Optimara"
    Inventor: Reinhold Holtkamp, Sr.
  • African violet plant named Corinna
    Patent number: PP6534
    Abstract: An African violet plant named Corinna, characterized by its star-shaped, very large light pink flowers with wavy edges; strong upright flower stems, producing a nice bouquet; profuse flowering; vigorous growth habit; medium green oval leaves; and non-dropping flowering habit.
    Type: Grant
    Filed: June 1, 1987
    Date of Patent: January 17, 1989
    Assignee: Gessellschaftsvertrag uber die Erfindergemeinschaft "Optimara"
    Inventor: Reinhold Holtkamp, Sr.
  • African violet plant named Carolyn
    Patent number: PP6536
    Abstract: An African violet plant named Carolyn, characterized by its bright, relatively dark pink, violet-shaped single flowers; tight bouquet above the leaves on strong upright flower stems; profuse flowering; vigorous growth habit; dark green, sometimes serrated, velvety leaves; and long lasting and non-dropping flowering habit.
    Type: Grant
    Filed: June 1, 1987
    Date of Patent: January 17, 1989
    Assignee: Gessellschaftsvertrag uber die Erfindergemeinschaft "Optimara"
    Inventor: Reinhold Holtkamp, Sr.
  • African violet plant named Lanai
    Patent number: PP6549
    Abstract: An African violet plant named Lanai, characterized by its single violet-shaped purple flowers, occasionally semi-double, with fine white edge, slightly frilled; strong upright flower stems, forming a tight bouquet above the leaves; profuse flowering; vigorous growth habit; medium green, serrated, spear-shaped leaves; and long lasting and non-dropping flowering habit.
    Type: Grant
    Filed: June 1, 1987
    Date of Patent: January 24, 1989
    Assignee: Gessellschaftsvertrag uber die Erfindergemeinschaft "Optimara"
    Inventor: Reinhold Holtkamp, Sr.
  • African violet plant named Gisela
    Patent number: PP6550
    Abstract: An African violet plant named Gisela, characterized by its beautiful white flowers with dark pink frilled edges; fully developed flower heads, producing a tight bouquet that is free standing; vigorous growth habit; medium to dark green, slightly serrated leaves; and long lasting, non-dropping flowering habit.
    Type: Grant
    Filed: June 1, 1987
    Date of Patent: January 24, 1989
    Assignee: Gessellschaftsvertrag uber die Erfindergemeinschaft "Optimara"
    Inventor: Reinhold Holtkamp, Sr.
  • African violet plant named Annie
    Patent number: PP6575
    Abstract: A new and distinct cultivar of African violet named Annie characterized by its generally single, bright red-purple flowers which are wavy, particularly at the edges; strong, upright flower stems that curve toward the center to form a bouquet above the leaves, profuse and continuous flowering, vigorous growth habit, flowering 9-10 weeks after potting, and its long-lasting and non-dropping flowers.
    Type: Grant
    Filed: March 4, 1987
    Date of Patent: January 31, 1989
    Assignee: Gessellschaftsvertrag uber die Erfindergemeinschaft "Optimara"
    Inventor: Reinhold Holtkamp, Sr.
  • African violet plant named Sonja
    Patent number: PP6587
    Abstract: An African violet plant named Sonja, characterized by its violet-shaped, but round-looking purple flowers with wavy edges; upright flower stems, producing a nice bouquet above the foliage; profuse flowering; vigorous growth habit; round to oval medium green leaves; long-lasting and non-dropping flowering habit.
    Type: Grant
    Filed: June 1, 1987
    Date of Patent: February 7, 1989
    Assignee: Gessellschaftsvertrag uber die Erfindergemeinschaft "Optimara"
    Inventor: Reinhold Holtkamp, Sr.
  • African violet plant named Vanessa
    Patent number: PP6601
    Abstract: An African violet plant named Vanessa, characterized by its violet-shaped, pink flowers with slightly ruffled edges; strong upright wire-like flower stems; a tight bouquet free above the leaves; profuse flowering; vigorous growth habit; oval to heart-shaped leaves; and long lasting, non-dropping flowering habit.
    Type: Grant
    Filed: June 1, 1987
    Date of Patent: February 14, 1989
    Assignee: Gesellschaftsvertrag uder die Erfindergemeinschaft "Optimara"
    Inventor: Reinhold Holtkamp, Sr.
  • African violet plant named Claudia
    Patent number: PP6603
    Abstract: An African violet plant named Claudia, characterized by its round, dark pink flowers with frilled edges; upright flower stems, producing a tight bouquet above the foliage; profuse flowering; vigorous growth habit; bright green and shiny leaves; non-dropping flowering habit.
    Type: Grant
    Filed: June 1, 1987
    Date of Patent: February 14, 1989
    Assignee: Gessellschaftsvertrag uber die Erfindergemeinschaft "Optimara"
    Inventor: Reinhold Holtkamp, Sr.
  • African violet plant named Mary
    Patent number: PP6604
    Abstract: An African violet plant named Mary, characterized by its white flowers with pink center radiating irregularly towards the very delicately frilled edges; tight bouquet about the leaves; strong upright flower stems curving slightly toward the center; profuse flowering; vigorous growth habit; medium green, velvety, round, serrated leaves; and long lasting and non-dropping single flowers.
    Type: Grant
    Filed: June 1, 1987
    Date of Patent: February 14, 1989
    Assignee: Gessellschaftsvertrag uber die Erfindergeminschaft "Optimara"
    Inventor: Reinhold Holtkamp, Sr.
  • African violet plant named Improved Florida
    Patent number: PP6845
    Abstract: A new and distinct cultivar of African violet named improved Florida characterized by its single, violet-shaped, purplish pink flowers with frilled edges and darker center; strong, upright flower stems that curve slightly toward the center to form a compact bouquet above the leaves; medium green, spear-shaped, slightly serrated leaves; profuse flowering, vigorous and compact growth habit, flowering 10-11 weeks after potting, and its long lasting and non-dropping flowers.
    Type: Grant
    Filed: February 5, 1988
    Date of Patent: June 13, 1989
    Inventor: Reinhold Holtkamp, Sr.
  • African violet plant named Angelica
    Patent number: PP6846
    Abstract: A new and distinct cultivar of African violet named Angelica which is a sport of Indiana, disclosed in U.S. Plant Pat. No. 4,296. Angelica is characterized by its single, shiny, light salmon pink flowers with darker pink center radiating into the 2 small petals; strong, upright flower stems that curve slightly toward the center to form a bouquet above the leaves; bright green, oval to heart-shaped leaves; profuse flowering, vigorous growth habit, flowering 10-11 weeks after potting, and its long-lasting and non-dropping flowers.
    Type: Grant
    Filed: February 5, 1988
    Date of Patent: June 13, 1989
    Inventor: Reinhold Holtkamp, Sr.
  • African violet plant named Harlequin
    Patent number: PP6847
    Abstract: A new and distinct cultivar of African violet named Harlequin characterized by its single, variegated flowers with white background and clear-cut purplish red frilled edges that are larger on the 2 small petals than on the 3 big petals; strong, upright flower stems that curve slightly toward the center to form a compact bouquet above the leaves; large, medium green, occasionally slightly serrated leaves; profuse flowering, vigorous and compact growth habit, flowering 10-11 weeks after potting, and its long lasting and non-dropping flowers.
    Type: Grant
    Filed: February 5, 1988
    Date of Patent: June 13, 1989
    Inventor: Reinhold Holtkamp, Sr.
  • African violet plant named Dallas
    Patent number: PP6848
    Abstract: A new and distinct cultivar of African violet named Dallas characterized by its single, purplish pink flowers with wavy edges and darker pink center; strong, upright flower stems that curve toward the center to form a bouquet above the leaves; bright green, serrated girl-type leaves; profuse flowering, vigorous and compact growth habit, flowering 10-11 weeks after potting, and its long-lasting and non-dropping flowers.
    Type: Grant
    Filed: February 5, 1988
    Date of Patent: June 13, 1989
    Inventor: Reinhold Holtkamp, Sr.
  • African violet plant named improved Georgia
    Patent number: PP6849
    Abstract: A new and distinct cultivar of African violet named Improved Georgia characterized by its single, violet-shaped, pink flowers with slightly frilled edges and darker center; strong, upright flower stems that curve slightly toward the center to form a compact bouquet above the leaves; medium green, oval to heart-shaped, slightly serrated leaves; profuse flowering, vigorous and compact growth habit, flowering 10-11 weeks after potting, and its long lasting and non-dropping flowers.
    Type: Grant
    Filed: February 5, 1986
    Date of Patent: June 13, 1989
    Inventor: Reinhold Holtkamp, Sr.
  • African violet plant named Alice
    Patent number: PP6850
    Abstract: A new and distinct cultivar of African violet named Alice characterized by its single, variegated flowers mainly white with a lilac center and a fine purple line around the frilled edges; wide lilac edges on the two small petals; strong, upright flower stems that curve slightly toward the center to form a compact bouquet above the leaves; medium green wavy and serrated leaves, profuse flowering, vigorous growth habit, flowering 10-11 weeks after potting, and its long lasting and non-dropping flowers.
    Type: Grant
    Filed: February 5, 1988
    Date of Patent: June 13, 1989
    Inventor: Reinhold Holtkamp, Sr.
  • African violet plant named Barbara
    Patent number: PP6916
    Abstract: A new and distinct cultivar of African violet named Barbara characterized by its single, round-looking, dark blue slightly frilled flowers; strong, upright flower stems that curve slightly toward the center to form a compact bouquet above the leaves; medium green, oval to round, slightly serrated leaves; profuse flowering, vigorous grown habit, flowering 10-11 weeks after potting, and its long lasting and non-dropping flowers.
    Type: Grant
    Filed: February 5, 1988
    Date of Patent: July 11, 1989
    Inventor: Reinhold Holtkamp, Sr.