Patents Assigned to Kolster BV
  • Baccharis plant named ‘Kolmmyst’
    Patent number: PP13744
    Abstract: A new and distinct cultivar of Baccharis plant named ‘Kolmmyst’, characterized by its upright and outwardly spreading plant habit; freely branching growth habit; early and freely flowering habit; and discoid inflorescences.
    Type: Grant
    Filed: May 31, 2002
    Date of Patent: April 29, 2003
    Assignee: Gebr. Kolster BV
    Inventor: Peter R. Kolster
  • Ilex plant named ‘Kolmber’
    Patent number: PP13768
    Abstract: A new and distinct cultivar of Ilex plant named ‘Kolmber’, characterized by its upright plant habit; freely branching growth habit; freely flowering habit; and numerous orange red-colored drupes.
    Type: Grant
    Filed: May 31, 2002
    Date of Patent: May 6, 2003
    Assignee: Gebr. Kolster BV
    Inventor: Peter R. Kolster
  • Baccharis plant named ‘Kolmsil’
    Patent number: PP13770
    Abstract: A new and distinct cultivar of Baccharis plant named ‘Kolmsil’, characterized by its upright and outwardly spreading plant habit; freely branching growth habit; freely flowering habit; and discoid inflorescences.
    Type: Grant
    Filed: May 31, 2002
    Date of Patent: May 6, 2003
    Assignee: Gebr. Kolster BV
    Inventor: Peter R. Kolster
  • Philadelphus plant named ‘Snowwhite Fantasy’
    Patent number: PP13774
    Abstract: A new and distinct cultivar of Philadelphus plant named ‘Snowwhite Fantasy’, characterized by its upright and outwardly spreading plant habit; freely branching growth habit; freely flowering habit; and numerous large showy double white flowers.
    Type: Grant
    Filed: May 31, 2002
    Date of Patent: May 6, 2003
    Assignee: Gebr. Kolster BV
    Inventor: Peter R. Kolster
  • Hypericum plant named ‘Kolmblac’
    Patent number: PP14911
    Abstract: A new and distinct cultivar of Hypericum plant named ‘Kolmblac’, characterized by its upright outwardly spreading plant habit; dark green leaves; dark brownish red-colored fruits that become almost black in color with development; and good postproduction longevity.
    Type: Grant
    Filed: April 23, 2003
    Date of Patent: June 15, 2004
    Assignee: Gebr. Kolster BV
    Inventor: Jan de Jong
  • plant named ‘Bokomaho’
    Patent number: PP33496
    Abstract: A new cultivar of Hydrangea paniculata plant named ‘Bokomaho’ that is characterized by its very compact plant habit, its strong and healthy foliage that stays healthy during flowering, its dense, ovate to conical shaped inflorescences, its inflorescences that consist of fertile and sterile flowers, and its sterile flowers with sepals that are white in color that change to yellow-green in color.
    Type: Grant
    Filed: October 28, 2020
    Date of Patent: September 21, 2021
    Assignees: Boot & Co Boomkwekerijen BV, Kolster BV
    Inventor: Kees Jan Kraan
  • plant named ‘Bococot’
    Patent number: PP33639
    Abstract: A new cultivar of Sorbaria sorbifolia plant named ‘Bococot’ that is characterized by its compact, dense and consistent plant habit, its floriferous blooming habit in summer, its foliage that is deep pink-red in color, and its fruits that are greyed-red in color.
    Type: Grant
    Filed: April 6, 2021
    Date of Patent: November 16, 2021
    Assignees: BOOT & CO BOOMKWEKERIJEN BV, KOLSTER BV
    Inventor: Kees Jan Kraan
  • plant named ‘Bocotoso’
    Patent number: PP35717
    Abstract: A new cultivar of Hydrangea quercifolia plant named ‘Bocotoso’ that is characterized by its inflorescences with fertile and sterile flowers, its small, dense, compact plant habit, its strong branches (do not lodge), its red foliage colors in late summer to early fall, its dense inflorescences that are ovate to conical in shape with white sterile flowers, and its floriferous blooming habit.
    Type: Grant
    Filed: July 14, 2022
    Date of Patent: April 2, 2024
    Assignees: BOOT & CO BOOMKWEKERIJEN BV, KOLSTER BV
    Inventor: Kees Jan Kraan
  • plant named ‘Bokorubs’
    Patent number: PP35987
    Abstract: A new cultivar of Hydrangea macrophylla plant named ‘Bokorubs’ that is characterized by its inflorescences with contrasting sterile flower sepals that are white in color when mature and age to dark pink in color, its medium sized compact plant habit, its inflorescences that are dense and conical-slightly ovate in shape, and its sturdy and healthy foliage that remains healthy during flowering.
    Type: Grant
    Filed: October 31, 2022
    Date of Patent: July 9, 2024
    Assignees: BOOT & CO BOOMKWEKERIJEN BV, KOLSTER BV
    Inventor: Kees Jan Kraan
  • named ‘Bokomapishad’
    Patent number: PP36068
    Abstract: A new cultivar of Hydrangea paniculata plant named ‘Bokomapishad’ that is characterized by its compact plant shape, its strong and healthy foliage including while in bloom, its sterile flowers that are white in color and mature to a deep pink color, its ovate to conical shaped inflorescences with obtuse tips, and its inflorescences that consist of both fertile and sterile flowers with the fertile flowers mostly hidden by sterile flowers.
    Type: Grant
    Filed: November 8, 2023
    Date of Patent: August 13, 2024
    Assignees: BOOT & CO BOOMKWEKERIJEN BV, KOLSTER BV
    Inventor: Kees Jan Kraan