Patents by Inventor Reinhold Holtkamp, Sr.

Reinhold Holtkamp, Sr. 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: 7985905
    Abstract: African Violet plants exhibiting the multiflorescence trait with at least one leaf axil that produces two or more flower stems are provided. African Violet plants carrying the multiflorescence trait bloom continuously. The multiflorescence trait has been successfully bred into diverse African Violet plants. The multiflorescence trait can be combined with many desirable traits including different flower colors, leaf colors and growth habit, to produce a wide variety of unique cultivars.
    Type: Grant
    Filed: January 17, 2002
    Date of Patent: July 26, 2011
    Assignee: International Plant Breeding AG
    Inventor: Reinhold Holtkamp, Sr.
  • Patent number: PP13786
    Abstract: A new and distinct cultivar of African Violet named ‘EverLove’ particularly characterized by its multiflorescence trait; single, violet-shaped, bright purplish-red flowers with a wide light pink, wavy edge, ending with a finely-frilled greenish edge; strong, upright flower stems that curve slightly toward the center to form a compact flower bouquet above the leaves; dark green, wavy, heart-shaped leaves; vigorous and extra large growth habit; flowering 12-13 weeks after potting, and long-lasting and non-dropping flowers.
    Type: Grant
    Filed: January 17, 2002
    Date of Patent: May 6, 2003
    Assignee: International Plant Breeding AG
    Inventor: Reinhold Holtkamp, Sr.
  • Patent number: PP13789
    Abstract: A new and distinct cultivar of African violet named ‘EverPraise’, as described and illustrated, and particularly characterized by the multiflorescense trait; single violet-shaped medium blue flowers with frilled greenish edge; strong, upright flower stems that curve slightly toward the center to form a compact flower bouquet above the leaves; medium green, wavy heart-shaped leaves; vigorous and extra large growth habit; flowering 12-13 weeks after potting, and long-lasting and non-dropping flowers.
    Type: Grant
    Filed: January 17, 2002
    Date of Patent: May 6, 2003
    Assignee: International Plant Breeding AG
    Inventor: Reinhold Holtkamp, Sr.
  • Patent number: PP13818
    Abstract: A new and distinct cultivar of African Violet named ‘EverGrace’ particularly characterized by its multiflorescence trait, single, violet-shaped white flowers with variable amounts of light blue in the center and around the edges, frilled light green edges; strong, upright flower stems that curve slightly toward the center to form a compact flower bouquet above the leaves; medium green, wavy, heart-shaped leaves; vigorous and extra large growth habit; flowering 12-13 weeks after potting, and long-lasting and non-dropping flowers.
    Type: Grant
    Filed: January 17, 2002
    Date of Patent: May 13, 2003
    Assignee: International Plant Breeding AG
    Inventor: Reinhold Holtkamp, Sr.
  • Patent number: PP13842
    Abstract: A new and distinct cultivar of African Violet named ‘EverHarmony’ particularly characterized by its multiflorescence trait, white to very light pink flowers with darker pink around the green center and on some petal edges, wavy edges ending with a finely frilled greenish line that can be up to 2-3 mm, strong, upright flower stems that curve slightly toward the center to form a compact flower bouquet above the leaves, medium green, wavy and serrated, oval to heart-shaped leaves, vigorous and extra large growth habit, flowering 12-13 weeks after potting, and long-lasting and non-dropping flowers.
    Type: Grant
    Filed: January 17, 2002
    Date of Patent: May 20, 2003
    Assignee: International Plant Breeding AG
    Inventor: Reinhold Holtkamp, Sr.
  • Patent number: PP8145
    Abstract: A new and distinct cultivar of African violet named Little Aztec Girl characterized by its mid-size growth habit (13-15 cm in diameter); purplish red, semi-double to double flowers having 8-12 petals, the ones in the center being much smaller and occasionally covering up the anthers; strong stems which curve toward the center to form a compact bouquet above the leaves; profuse flowering; dark green, spear-shaped, serrated and very hairy leaves; flowering 10-11 weeks after planting of unrooted shoot, and by its long lasting and non-dropping flowers.
    Type: Grant
    Filed: July 26, 1991
    Date of Patent: February 16, 1993
    Inventor: Reinhold Holtkamp, Sr.
  • Patent number: PP8146
    Abstract: A new and distinct cultivar of African violet named Little Cheyenne Girl characterized by its mid-size growth habit (13-15 cm in diameter); blue and white variegated, semi-double flowers having 8-12 petals, the ones in the center being much smaller and occasionally covering up the anthers; strong stems which curve toward the center to form a compact bouquet above the leaves; profuse flowering; bright green, spear-shaped, slightly serrated leaves; flowering 10-11 weeks after planting of unrooted shoot, and by its long lasting and non-dropping flowers.
    Type: Grant
    Filed: July 26, 1991
    Date of Patent: February 16, 1993
    Inventor: Reinhold Holtkamp, Sr.
  • Patent number: PP8190
    Abstract: A new and distinct cultivar of African violet named Little Comanche Girl characterized by its mid-size growth habit (13-15 cm in diameter); purplish blue, single violet-shaped flowers; strong stems which curve toward the center to form a compact bouquet above the leaves; profuse flowering; medium green, spear- to heart-shaped, slightly serrated leaves; flowering 10-11 weeks after planting of unrooted shoot, and by its long lasting and non-dropping flowers.
    Type: Grant
    Filed: July 26, 1991
    Date of Patent: March 30, 1993
    Inventor: Reinhold Holtkamp, Sr.
  • Patent number: PP8206
    Abstract: A new and distinct cultivar of African violet named Tama characterized by its single violet-shaped, pearl color flowers with light pink center; strong, upright flower stems that curve slightly toward the center to form a compact bouquet above the leaves; medium green, oval 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: July 26, 1991
    Date of Patent: April 20, 1993
    Inventor: Reinhold Holtkamp, Sr.
  • Patent number: PP10482
    Abstract: A new and distinct cultivar of African violet named Rosalie, as described and illustrated, and particularly characterized by its single violet-shaped, white flowers with irregular patches of very light pink; strong, upright flower stems that curve slightly toward the center to form a compact bouquet above the leaves; medium green, heart-shaped leaves; profuse flowering; vigorous and compact growth habit; flowering 9-10 weeks after potting, and by its long lasting and non-dropping flowers.
    Type: Grant
    Filed: February 7, 1997
    Date of Patent: July 7, 1998
    Assignee: International Plant Breeding A.G.
    Inventor: Reinhold Holtkamp, Sr.
  • Patent number: PP10483
    Abstract: A new and distinct cultivar of African violet named Centennial, as described and illustrated, and particularly characterized by its large, star-shaped, very light pink flowers with somewhat darker centers and slightly wavy edges; strong, upright flower stems that curve slightly toward the center to form a compact bouquet above the leaves; medium green, heart-shaped leaves; profuse flowering; vigorous and compact growth habit; flowering 9-10 weeks after potting, and by its long lasting and non-dropping flowers.
    Type: Grant
    Filed: February 7, 1997
    Date of Patent: July 7, 1998
    Assignee: International Plant Breeding A.G.
    Inventor: Reinhold Holtkamp, Sr.
  • Patent number: PP10492
    Abstract: A new and distinct cultivar of African violet named Ilona, as described and illustrated, and particularly characterized by its small, single violet-shaped, multi-colored light pink flowers with bright pink center radiating into the petals and purplish touches in the center; strong, upright flower stems that curve slightly toward the center to form a compact bouquet above the leaves; medium green, oval to spear-shaped leaves; profuse flowering; vigorous and compact growth habit; flowering 9-10 weeks after potting, and by its long lasting and non-dropping flowers.
    Type: Grant
    Filed: February 7, 1997
    Date of Patent: July 14, 1998
    Assignee: International Plant Breeding A.G.
    Inventor: Reinhold Holtkamp, Sr.
  • Patent number: PP10493
    Abstract: A new and distinct cultivar of African violet named Picasso, as described and illustrated, and particularly characterized by its single violet-shaped, multi-colored pink flowers with brighter pink center and purplish blue speckles on the petals; strong, upright flower stems that curve slightly toward the center to form a compact bouquet above the leaves; medium green, heart-shaped leaves; profuse flowering; vigorous and compact growth habit; flowering 9-10 weeks after potting, and by its long lasting and non-dropping flowers.
    Type: Grant
    Filed: February 7, 1997
    Date of Patent: July 14, 1998
    Assignee: International Plant Breeding A.G.
    Inventor: Reinhold Holtkamp, Sr.
  • Patent number: PP10509
    Abstract: A new and distinct cultivar of African violet named Van Gogh, as described and illustrated, and particularly characterized by its single violet-shaped multi-colored flowers with unique markings of large white centers contrasting with the dark lilac petals; strong, upright flower stems that curve slightly toward the center to form a compact bouquet above the leaves; medium green, heart-shaped leaves; profuse flowering; vigorous and compact growth habit; flowering 9-10 weeks after potting, and by its long lasting and non-dropping flowers.
    Type: Grant
    Filed: February 7, 1997
    Date of Patent: July 21, 1998
    Assignee: International Plant Breeding A.G.
    Inventor: Reinhold Holtkamp, Sr.
  • Patent number: PP10535
    Abstract: A new and distinct cultivar of African violet named Mexico City, as described and illustrated, and particularly characterized by its extra large growth habit (35-45 cm in diameter); large, star-shaped, dark purplish blue flowers with wavy petal tips; strong stems which curve toward the center to form a bouquet above the leaves; profuse flowering; very large, dark green, heart-shaped leaves; flowering 10-11 weeks after planting of unrooted shoot, and by its long lasting and non-dropping flowers.
    Type: Grant
    Filed: February 7, 1997
    Date of Patent: August 4, 1998
    Assignee: International Plant Breeding A.G.
    Inventor: Reinhold Holtkamp, Sr.
  • Patent number: PP10559
    Abstract: A new and distinct cultivar of African violet named Leonardo da Vinci, as described and illustrated, and particularly characterized by its single violet-shaped multi-colored flowers which have a white center and some white edges and an intensive purplish red patch on each of the three large petals (occasionnally on the two small petals also) that fades out to a lighter purplish red color; strong, upright flower stems that curve slightly toward the center to form a compact bouquet above the leaves; medium green, oval to heart-shaped leaves; profuse flowering; vigorous and compact growth habit; flowering 9-10 weeks after potting, and by its long lasting and non-dropping flowers.
    Type: Grant
    Filed: February 7, 1997
    Date of Patent: August 18, 1998
    Assignee: International Plant Breeding A.G.
    Inventor: Reinhold Holtkamp, Sr.
  • Patent number: PP10560
    Abstract: A new and distinct cultivar of African violet named `Monet`, as described and illustrated, and particularly characterized by its single violet-shaped, bi-colored flowers with unique markings of large white centers contrasting with the purplish blue petals; strong, upright flower stems that curve slightly toward the center to form a compact bouquet above the leaves; medium green, oval to heart-shaped leaves; profuse flowering; vigorous and compact growth habit; flowering 9-10 weeks after potting, and by its long lasting and non-dropping flowers.
    Type: Grant
    Filed: February 7, 1997
    Date of Patent: August 18, 1998
    Assignee: International Plant Breeding A.G.
    Inventor: Reinhold Holtkamp, Sr.
  • Patent number: PP10570
    Abstract: A new and distinct cultivar of African violet named `Paris`, as described and illustrated, and particularly characterized by its extra large growth habit (35-45 cm in diameter); star-shaped, double, purple flowers with fine white frilled edges; strong stems which curve toward the center to form a bouquet above the leaves; profuse flowering; large, dark green, heart to spear-shaped leaves; flowering 10-11 weeks after planting of unrooted shoot, and by its long lasting and non-dropping flowers.
    Type: Grant
    Filed: February 7, 1997
    Date of Patent: August 25, 1998
    Assignee: International Plant Breeding AG
    Inventor: Reinhold Holtkamp, Sr.
  • Patent number: PP10625
    Abstract: A new and distinct cultivar of African violet named Improved Hawaii, as described and illustrated, and particularly characterized by its single to semi-double, star-shaped, purplish blue flowers with fine white wavy edges; strong, upright flower stems that curve slightly toward the center to form a compact bouquet above the leaves; dark green, oval to heart-shaped, slightly serrated leaves; profuse flowering; vigorous and compact growth habit; flowering 9-10 weeks after potting, and by its long lasting and non-dropping flowers.
    Type: Grant
    Filed: February 7, 1997
    Date of Patent: September 29, 1998
    Assignee: International Plant Breeding A.G.
    Inventor: Reinhold Holtkamp, Sr.
  • Patent number: PP10646
    Abstract: A new and distinct cultivar of African violet named Michiko, as described and illustrated, and particularly characterized by its single violet-shaped light blue/white wash bi-colored flowers which have a white background and light blue color radiating from the white center into the petals and fading into lighter shades towards the edges; fine white, slightly wavy line on the bloom edges; strong, upright flower stems that curve slightly toward the center to form a compact bouquet above the leaves; medium green, oval to heart-shaped leaves; profuse flowering, vigorous and compact growth habit, flowering 9-10 weeks after potting, and by its long lasting and non-dropping flowers.
    Type: Grant
    Filed: February 7, 1997
    Date of Patent: October 13, 1998
    Assignee: International Plant Breeding A.G.
    Inventor: Reinhold Holtkamp, Sr.