Patents by Inventor Robert J. DuPont

Robert J. DuPont 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: PP22522
    Abstract: A new and distinct cultivar of hibiscus plant named ‘DUP-MNLS’, characterized by glossy, dark green leaves, extremely upright, sturdy growth, and large flowers having a large dark red eye extending about 40 percent of the way into the petal, and edged in scarlet red, which is sharply margined against a medium pink zone which extends to the petal margin, which may be marked with suffusions of ivory and blush pink.
    Type: Grant
    Filed: April 21, 2010
    Date of Patent: February 28, 2012
    Inventor: Robert J. Dupont, Sr.
  • Patent number: PP22523
    Abstract: A new and distinct cultivar of Hibiscus plant named ‘DUP-DLR’, characterized by glossy, dark green leaves, semi-upright habit appropriate for container production and culture, freely flowering habit, and very large flowers having a deep red eye zone, a brilliant hot pink body, with faintly iridescent, light pink ribs radiating from the eye zone into the body.
    Type: Grant
    Filed: March 12, 2010
    Date of Patent: February 28, 2012
    Inventor: Robert J. Dupont, Sr.
  • Patent number: PP22525
    Abstract: A new and distinct cultivar of hibiscus plant named ‘DUP-GLDN’, characterized by glossy, dark green leaves, upright growth, and large flowers having a small brown-orange eye edged in a narrow band of tan which is narrowly margined in the same color as the eye. The remainder of the petal is tan with light brown-orange suffusion. Upon opening, the entire flower is suffused in bright brown-orange.
    Type: Grant
    Filed: April 9, 2010
    Date of Patent: February 28, 2012
    Inventor: Robert J. Dupont, Sr.
  • Patent number: PP22527
    Abstract: A new and distinct cultivar of hibiscus plant named ‘DUP-MNDC’, characterized by glossy, dark green leaves, sturdy, upright habit appropriate for container production and culture, freely flowering habit, and flowers characterized by white pistil and style, to which are attached the primary whorl of petals as well as small petaloids, petals and petaloids devoid of color for 30 percent of their length, with the remainder a pastel yellow, with marginal suffusions of yellow orange.
    Type: Grant
    Filed: April 12, 2010
    Date of Patent: February 28, 2012
    Inventor: Robert J. Dupont, Sr.
  • Patent number: PP22528
    Abstract: A new and distinct cultivar of hibiscus plant named ‘DUP-DXLD’, characterized by glossy, dark green leaves, prostrate growth, and large flowers having a medium sized dark red eye which extends about 25 percent of petal length to the edge of a variable pink zone which grades evenly from a medium pink at the overlapping edge to a light pink at the underlapping edge, with a petal margin of light orange.
    Type: Grant
    Filed: April 9, 2010
    Date of Patent: February 28, 2012
    Inventor: Robert J. Dupont, Sr.
  • Patent number: PP22529
    Abstract: A new and distinct cultivar of hibiscus plant named ‘DUP-ANG’, characterized by glossy, dark green leaves, sturdy, upright growth, and large flowers having a large red eye zone which is sharply margined against a violet zone which extends to the petal margins, with suffusion of purple pink on the underlapping edge of each petal.
    Type: Grant
    Filed: April 21, 2010
    Date of Patent: February 28, 2012
    Inventor: Robert J. Dupont, Sr.
  • Patent number: PP22530
    Abstract: A new and distinct cultivar of hibiscus plant named ‘DUP-LVW’, characterized by glossy, dark green leaves, upright habit appropriate for container production and culture, freely flowering habit, and large double flower having a medium-sized dull red eye zone from which whitish yellow petal veins radiate into yellow petals suffused or finely speckled with bright orange.
    Type: Grant
    Filed: April 9, 2010
    Date of Patent: February 28, 2012
    Inventor: Robert J. Dupont, Sr.
  • Patent number: PP22546
    Abstract: A new and distinct cultivar of hibiscus plant named ‘DUP-VOI’, characterized by glossy, dark green leaves, upright growth, and large flowers having a central lavender zone shading to a grey blue zone to 60 percent of the petal length, edged with a wide zone of medium pink, which shades to light orange at the petal margin. Prominent white veins radiate nearly to the petal margin.
    Type: Grant
    Filed: April 9, 2010
    Date of Patent: March 6, 2012
    Inventor: Robert J. Dupont, Sr.
  • Patent number: PP22547
    Abstract: A new and distinct cultivar of hibiscus plant named ‘DUP-NPK’, characterized by glossy, dark green leaves, upright, tall, growth habit, which can be floppy if not staked, appropriate for container production and culture freely flowering habit, and double flower characterized by a small dark red eye zone radiating into a glossy bright pink zone which radiates to 30 percent of the petal length into a medium pink zone which may darken to rich pink at the petal's ruffled sections.
    Type: Grant
    Filed: April 21, 2010
    Date of Patent: March 6, 2012
    Inventor: Robert J. Dupont, Sr.
  • Patent number: PP22548
    Abstract: A new and distinct cultivar of hibiscus plant named ‘DUP-BLKD’, characterized by glossy, dark green leaves, upright habit appropriate for container production and culture, freely flowering habit, and a glossy, blackish red center shades into a brown-scarlet by midpetal, shading to brown orange at the petal margin.
    Type: Grant
    Filed: April 6, 2010
    Date of Patent: March 6, 2012
    Inventor: Robert J. Dupont, Sr.
  • Patent number: PP22549
    Abstract: A new and distinct cultivar of hibiscus plant named ‘DUP-DXL’, characterized by glossy, dark green leaves, sturdy, very upright growth, and large flowers having a bright red eye zone extending slightly into the petal body, surrounded by a thin zone of pale lavender which radiates via the petal veins into a large zone of copper lilac having lilac petal veins. The copper lilac region shades abruptly to a coral-orange petal margin.
    Type: Grant
    Filed: April 13, 2010
    Date of Patent: March 6, 2012
    Inventor: Robert J. Dupont, Sr.
  • Patent number: PP22550
    Abstract: A new and distinct cultivar of hibiscus plant named ‘DUP-CJS’, characterized by glossy, dark green leaves, upright growth, and large flowers having a complex bright red eye extending approximately 20 percent into the petal, sharply margined in a narrow lilac zone, followed by a narrow medium pink zone; white petal veins extend into the pineapple orange body of the petal.
    Type: Grant
    Filed: April 13, 2010
    Date of Patent: March 6, 2012
    Inventor: Robert J. Dupont, Sr.
  • Patent number: PP22551
    Abstract: A new and distinct cultivar of hibiscus plant named ‘DUP-BLDS’, characterized by glossy, dark green leaves, semi-upright habit appropriate for container production and culture, freely flowering habit, and flowers characterized by a large glossy red eye, radiating out between the petal veins part way through a region which is pink on the overlapping edge of the petal and which shades to apricot on the underlapping edge. The pale veins continue through the region, extending to the yellow margin of the bloom.
    Type: Grant
    Filed: April 6, 2010
    Date of Patent: March 6, 2012
    Inventor: Robert J. Dupont, Sr.
  • Patent number: PP22576
    Abstract: A new and distinct cultivar of Hibiscus plant named ‘DUP-SWPK’, characterized by glossy, dark green leaves, semi-upright habit appropriate for container production and culture, freely flowering habit, and very large pendant double flowers which are uniformly cream pink throughout.
    Type: Grant
    Filed: March 12, 2010
    Date of Patent: March 13, 2012
    Inventor: Robert J. Dupont, Sr.
  • Patent number: PP22577
    Abstract: A new and distinct cultivar of hibiscus plant named ‘DUP-LVS’, characterized by glossy, dark green leaves, upright growth, and large flowers having non-glossy petals; uniformly colored a medium red.
    Type: Grant
    Filed: April 9, 2010
    Date of Patent: March 13, 2012
    Inventor: Robert J. Dupont, Sr.
  • Patent number: PP22635
    Abstract: A new and distinct cultivar of Hibiscus plant named ‘DUP-CHR’, characterized by glossy, dark green leaves, semi-upright habit appropriate for container production and culture, freely flowering habit, and medium-sized, double flowers having a deep red eye zone, a silver lilac band which radiates into a brown chartreuse zone edged in burnt orange, with an outermost zone of light chartreuse.
    Type: Grant
    Filed: March 16, 2010
    Date of Patent: April 10, 2012
    Inventor: Robert J. Dupont, Sr.
  • Patent number: PP22636
    Abstract: A new and distinct cultivar of hibiscus plant named ‘DUP-RRAS’, characterized by a large, glossy, dark red eye slightly radiating between pale petal veins into a large lavender pink zone. Pale petal veins radiate nearly to the edge of the zone, which shades into a pale orange margin.
    Type: Grant
    Filed: March 18, 2010
    Date of Patent: April 10, 2012
    Inventor: Robert J. Dupont, Sr.
  • Patent number: PP22763
    Abstract: A new and distinct cultivar of Hibiscus plant named ‘DUP-CRL’, characterized by glossy, dark green leaves, semi-upright habit appropriate for container production and culture, freely flowering habit, and a flower having a small, faded red eye, a pink zone which radiates from the eye, into a silver lilac zone, and a coral orange edge.
    Type: Grant
    Filed: March 12, 2010
    Date of Patent: May 29, 2012
    Inventor: Robert J. Dupont, Sr.
  • Patent number: PP22768
    Abstract: A new and distinct cultivar of hibiscus plant named ‘DUP-FXL’, characterized by glossy, dark green leaves, extensively upright, sturdy growth, and large flowers having a rib of each petal which is currant red and which is sharply margined on the underlapping side with bright white. Pale red veins traverse a velvet-textured red zone which radiates to blush pink at the petal margins.
    Type: Grant
    Filed: April 12, 2010
    Date of Patent: June 5, 2012
    Inventor: Robert J. Dupont, Sr.
  • Patent number: PP23890
    Abstract: A new and distinct cultivar of hibiscus plant named ‘DUP-APD’, characterized by glossy, dark green leaves, sturdy, upright growth, and large flowers having a large red eye zone eye zone which bleeds into a pale pinkish purple zone which extends to the petal margins, with suffusion of pale pink on the overlapping edge of each petal.
    Type: Grant
    Filed: March 31, 2011
    Date of Patent: September 10, 2013
    Inventor: Robert J. Dupont, Sr.