Patents by Inventor William E. Duffett

William E. Duffett 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).

  • Chrysanthemum plant
    Patent number: PP4921
    Abstract: A chrysanthemum cultivar named El Charo having flat capitulum form; daisy capitulum type; orange-bronze ray floret color with rapid color oxidation; yellow-green (immature) to yellow (mature) disc floret color; diameter across face of capitulum ranging from 70 to 90 mm. at maturity; uniform nine week photoperiodic flowering response to short days; tall plant height when grown as a single stem cut spray; medium peduncle length; and minimum pollen production.
    Type: Grant
    Filed: September 4, 1980
    Date of Patent: November 2, 1982
    Assignee: Yoder Brothers, Inc.
    Inventors: Jack M. Meek, William E. Duffett
  • Chrysanthemum plant
    Patent number: PP4959
    Abstract: A chrysanthemum cultivar named Charlie having flat capitulum form; daisy capitulum type; medium yellow ray floret color with minimum color oxidation; yellow-green (immature) to yellow (mature) disc floret color; diameter across face of capitulum ranging from 70 to 90 mm. at maturity; uniform nine week photoperiodic flowering response to short days; tall plant height when grown as a single stem cut spray; medium peduncle length; and minimum pollen production.
    Type: Grant
    Filed: September 4, 1980
    Date of Patent: November 30, 1982
    Assignee: Yoder Brothers, Inc.
    Inventors: Jack M. Meek, William E. Duffett
  • Chrysanthemum plant
    Patent number: PP4960
    Abstract: A chrysanthemum plant known by the cultivar name Luv and particularly characterized as to uniqueness by the combined characteristics of flat capitulum form; decorative capitulum type; lavender pink ray floret color; diameter across face of capitulum ranging from 105 to 115 mm. at maturity; uniform eight week photoperiodic flowering response to short days; short plant height when grown as a pinched disbud pot; and semi-spreading branching pattern.
    Type: Grant
    Filed: June 18, 1980
    Date of Patent: November 30, 1982
    Assignee: Yoder Brothers, Inc.
    Inventors: Jack M. Meek, William E. Duffett
  • Chrysanthemum plant
    Patent number: PP4973
    Abstract: A chrysanthemum plant known by the cultivar name Echo and particularly characterized as to uniqueness by the combined characteristics of flat capitulum form, spooned anemone capitulum type; ivory white ray floret color; diameter across face of capitulum ranging from 70 to 75 mm. at maturity; uniform nine week photo-periodic flowering response to short days; medium plant height when grown as a pinched spray pot, and upright branching pattern.
    Type: Grant
    Filed: June 10, 1981
    Date of Patent: January 11, 1983
    Assignee: Yoder Brothers, Inc.
    Inventors: Jack M. Meek, William E. Duffett
  • Chrysanthemum plant
    Patent number: PP4978
    Abstract: A chrysanthemum plant known by the cultivar name Klondike and particularly characterized as to uniqueness by the combined characteristics of flat capitulum form; decorative capitulum type; dark yellow ray floret color; diameter across face of capitulum ranging from 95 to 110 mm. at maturity; uniform nine week photoperiodic flowering response to short days; tall plant height when grown as a pinched spray pot; and semi-spreading branching pattern.
    Type: Grant
    Filed: August 5, 1980
    Date of Patent: January 25, 1983
    Assignee: Yoder Brothers, Inc.
    Inventors: Walter H. Jessel, Jr., William E. Duffett
  • Carnation plant
    Patent number: PP4981
    Abstract: A carnation plant known by the cultivar name Jack and particularly characterized as to uniqueness by the combined characteristics of commercial double flower type; flat flower form, twisting slightly with maturity; medium flower size; red flower color with minimum color oxidation; medium flowering response; 5 to 7 flowers and buds showing color per flowering stem; medium peduncle length; strong peduncle strength; and medium plant height.
    Type: Grant
    Filed: June 10, 1981
    Date of Patent: February 8, 1983
    Assignee: Yoder Brothers, Inc.
    Inventors: Walter H. Jessel, Jr., William E. Duffett
  • Chrysanthemum plant
    Patent number: PP5019
    Abstract: A chrysanthemum plant known by the cultivar name Cymbals and particularly characterized as to uniqueness by the combined characteristics of flat capitulum form, with excellent form retention; single capitulum type; golden bronze ray floret color; diameter across face of capitulum ranging from 125 to 140 mm. at maturity; uniform nine week photoperiodic flowering response to short days; medium plant height when grown as a pinched disbud pot; and upright branching pattern.
    Type: Grant
    Filed: October 21, 1981
    Date of Patent: March 29, 1983
    Assignee: Yoder Brothers, Inc.
    Inventors: Walter H. Jessel, Jr., William E. Duffett
  • Chrysanthemum plant
    Patent number: PP5028
    Abstract: A chrysanthemum plant known by the cultivar name Songster and particularly characterized as to uniqueness by the combined characteristics of flat capitulum form; spooned anemone capitulum type; light yellow ray floret color; diameter across face of capitulum ranging from 85 to 100 mm. at maturity; uniform eight week photoperiodic flowering response to short days; medium plant height when grown as a pinched spray pot, and semi-spreading branching pattern.
    Type: Grant
    Filed: September 21, 1981
    Date of Patent: April 5, 1983
    Assignee: Yoder Brothers, Inc.
    Inventors: Jack M. Meek, William E. Duffett
  • Chrysanthemum plant
    Patent number: PP5107
    Abstract: A chrysanthemum plant known by the cultivar name Russet and particularly characterized as to uniqueness by the combined characteristics of flat capitulum form, with excellent form retention; anemone capitulum type; light yellow ray floret color; diameter across fact of capitulum ranging from 70 to 90 mm. at maturity; uniform eight week photoperiodic flowering response to short days; medium plant height when grown as a pinched spray pot, and spreading branching pattern.
    Type: Grant
    Filed: January 7, 1982
    Date of Patent: September 20, 1983
    Assignee: Yoder Brothers, Inc.
    Inventors: Jack M. Meek, deceased, by Saundra J. Meek, executrix, William E. Duffett
  • Chrysanthemum plant
    Patent number: PP5108
    Abstract: A chrysanthemum plant known by the cultivar name Win and particularly characterized as to uniqueness by the combined characteristics of flat capitulum form, decorative capitulum type; orange-bronze ray floret color; diameter across face of capitulum ranging from 80 to 100 mm. at maturity; uniform ten week photoperiodic flowering response to short days; tall plant height when grown single stem; 17 to 24 cm. peduncles on open, normally terminal sprays, and 13.degree. C. minimum temperature tolerance for initiation and development of flowering buds.
    Type: Grant
    Filed: January 18, 1982
    Date of Patent: September 20, 1983
    Assignee: Yoder Brothers, Inc.
    Inventor: William E. Duffett
  • Chrysanthemum plant
    Patent number: PP5127
    Abstract: A chrysanthemum plant known by the cultivar name Sequest and particularly characterized as to uniqueness by the combined characteristics of flat capitulum form, decorative capitulum type; dark yellow ray floret color; diameter across face of capitulum ranging from 85 to 110 mm. at maturity; uniform 10 week photoperiodic flowering response to short days; medium plant height when grown as a pinched, disbudded pot mum, spreading branching pattern and being photosynthetically efficient producing strong plants under low, winter light regimes with 14 to 16 hour continuous dark periods.
    Type: Grant
    Filed: March 1, 1982
    Date of Patent: October 25, 1983
    Assignee: Yoder Brothers, Inc.
    Inventor: William E. Duffett
  • Chrysanthemum plant
    Patent number: PP5163
    Abstract: A chrysanthemum plant known by the cultivar name Sequoia and particularly characterized as to uniqueness by the combined characteristics of flat capitulum form, decorative capitulum type; red bronze ray floret color; diameter across face of capitulum ranging from 100 to 125 mm. at maturity; uniform 10 week photoperiodic flowering response to short days; medium plant height when grown as a pinched, disbudded pot; spreading branching pattern, and having a photosynthetic efficiency sufficient to produce strong plants under low, winter light regimes with 14 to 16 hour continuous dark periods.
    Type: Grant
    Filed: January 27, 1982
    Date of Patent: December 20, 1983
    Assignee: Yoder Brothers, Inc.
    Inventor: William E. Duffett
  • Chrysanthemum plant
    Patent number: PP5166
    Abstract: A chrysanthemum plant known by the cultivar name Mellow and particularly characterized as to uniqueness by the combined characteristics of flat capitulum form; daisy capitulum type; dark yellow ray floret color; diameter across face of capitulum ranging from 70 to 90 mm. at maturity; uniform nine week photoperiodic flowering response to short days; tall plant height when grown single stem; 15 to 20 cm. peduncles on open, normally terminal sprays, and slow development of tight green discs.
    Type: Grant
    Filed: January 18, 1982
    Date of Patent: December 27, 1983
    Assignee: Yoder Brothers, Inc.
    Inventor: William E. Duffett
  • Chrysanthemum plant
    Patent number: PP5167
    Abstract: A chrysanthemum plant known by the cultivar name Rawhide and particularly characterized as to uniqueness by the combined characteristics of flat capitulum form; decorative capitulum type; dark bronze ray floret color; diameter across face of capitulum ranging from 90 to 115 mm. at maturity; uniform ten week photoperiodic flowering response to short days; tall plant height when grown single stem; 12.5 to 22.5 cm. peduncles on open, normally terminal sprays, and 13.degree. C. minimum temperature tolerance for initiation and development of flowering buds.
    Type: Grant
    Filed: March 10, 1982
    Date of Patent: December 27, 1983
    Assignee: Yoder Brothers, Inc.
    Inventor: William E. Duffett
  • Chrysanthemum plant
    Patent number: PP5192
    Abstract: A chrysanthemum cultivar for cut spray culture known by the cultivar name Flair and characterized as to uniqueness by the combined characteristics of flat capitulum form; daisy capitulum type; dark red ray floret color, with maximum color oxidation; diameter across face of capitulum ranging from 75 to 85 mm. at maturity; uniform eight week photoperiodic flowering response to short days; medium peduncle length; medium plant height; tolerating 13.degree. C. (55.degree. F.) for initiation and development when grown as a single stem cut spray.
    Type: Grant
    Filed: June 16, 1982
    Date of Patent: February 14, 1984
    Assignee: Yoder Brothers, Inc.
    Inventors: Jack M. Meek, deceased, by Saundra J. Meek, executrix, William E. Duffett
  • Chrysanthemum plant(Flash)
    Patent number: PP5202
    Abstract: A chrysanthemum plant known by the cultivar name Flash and characterized as to uniqueness by the combined characteristics of flat capitulum form; daisy capitulum type; bronze ray floret color, with minimum color oxidation; diameter across face of capitulum ranging from 70 to 80 mm. at maturity; uniform eight week photoperiodic flowering response to short days; long peduncle length; medium plant height when grown single stem, 10 to 20 cm. peduncles on open, normally terminal sprays with slow development of tight green discs, and 13.degree. C. minimum temperature tolerance for initiation and development of flowering buds.
    Type: Grant
    Filed: January 29, 1982
    Date of Patent: March 6, 1984
    Assignee: Yoder Brothers, Inc.
    Inventor: William E. Duffett
  • Chrysanthemum plant named Splendor
    Patent number: PP5225
    Abstract: A chrysanthemum plant named Splendor and characterized by the combined characteristics of flat capitulum form, daisy capitulum type; light lavender ray floret color; diameter across face of capitulum ranging from 145 to 160 mm. at maturity; uniform nine (9) week photoperiodic flowering response to short days; medium plant height when grown as a pinched, disbudded pot mum and upright branching pattern.
    Type: Grant
    Filed: August 31, 1982
    Date of Patent: May 1, 1984
    Assignee: Yoder Brothers, Inc.
    Inventor: William E. Duffett
  • Chrysanthemum plant named Yellow Cambria
    Patent number: PP5226
    Abstract: A chrysanthemum plant named Yellow Cambria characterized by the combined characteristics of flat capitulum form; spider capitulum type; yellow ray floret color; diameter across face of capitulum ranging from 175 to 225 mm. at maturity; uniform nine (9) week photoperiodic flowering response to short days; tall 90 to 95 cm. plant height when grown single stem with no long days and a low temperature tolerance of 13.degree. C. (55.degree. F.) for initiation and development under controlled short days with a continuous dark period of 12 to 14 hours.
    Type: Grant
    Filed: August 31, 1982
    Date of Patent: May 1, 1984
    Assignee: Yoder Brothers, Inc.
    Inventor: William E. Duffett
  • Chrysanthemum plant named Favor
    Patent number: PP5227
    Abstract: A chrysanthemum plant named Favor characterized by the combined characteristics of flat capitulum form; decorative capitulum type; bronze red ray floret color; diameter acrosss face of capitulum ranging from 80 to 120 mm. at maturity; uniform nine (9) week photoperiodic flowering response to short days; medium plant height when grown as a pinched, disbudded pot mum and spreading branching pattern.
    Type: Grant
    Filed: August 31, 1982
    Date of Patent: May 1, 1984
    Assignee: Yoder Brothers, Inc.
    Inventor: William E. Duffett
  • Chrysanthemum plant named Aspen
    Patent number: PP5240
    Abstract: A chrysanthemum plant named Aspen characterized by its incurved capitulum form; standard capitulum type; white ray floret color; diameter across face of capitulum ranging from 125 to 140 mm. at maturity; uniform nine (9) week photoperiodic flowering response to short days; medium plant height when grown single stem with no long days and a low temperature tolerance of 13.degree. C. (55.degree. F.) for initiation and development under controlled short days with a continuous dark period of 13 to 14 hours.
    Type: Grant
    Filed: September 21, 1982
    Date of Patent: June 5, 1984
    Assignee: Yoder Brothers, Inc.
    Inventors: Walter H. Jessel, Jr., William E. Duffett