Patents by Inventor Michael Dirr

Michael Dirr 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).

  • plant named ‘COF-HM3’
    Patent number: PP32584
    Abstract: A new and distinct cultivar of Hydrangea plant named ‘COF-HM3’ is disclosed, characterized by vigorously growing, plants exhibiting strong and rapid (8 to 9 weeks) reblooming. Inflorescences are mophead with either medium pink flowers (standard treatment) or violet colored flowers (aluminum sulfate treatment). Plants are cold hardy to USDA Zone 4 and exhibit disease resistance. The new variety is a Hydrangea, normally produced as an ornamental plant.
    Type: Grant
    Filed: November 26, 2019
    Date of Patent: December 8, 2020
    Inventor: Michael Dirr
  • plant named ‘LRD-02-20’
    Patent number: PP34955
    Abstract: A new and distinct cultivar of Loropetalum plant named ‘LRD-02-20’ is disclosed, characterized by its compact, mounded, spreading growth habit; dark black-purple foliage color that persists through summer and winter; dark pink (almost red) flowers in spring; and improved cold hardiness compared to other compact purple-leaf cultivars. The new variety is a Loropetalum, normally produced as an outdoor garden or container plant.
    Type: Grant
    Filed: August 24, 2022
    Date of Patent: January 31, 2023
    Assignee: Premier Introductions Inc.
    Inventors: Michael Dirr, Jeff Beasley, Mark Griffith
  • plant named ‘ST-07-20’
    Patent number: PP34958
    Abstract: A new and distinct cultivar of Gardenia plant named ‘ST-07-20’ is disclosed, characterized by fragrant, double white flowers, abundant large flowers in spring with reblooming to fall, lustrous, dark green foliage, columnar growth habit, cold hardy to USDA Hardiness Zone 7. The new cultivar is a Gardenia, suitable for ornamental garden purposes.
    Type: Grant
    Filed: August 24, 2022
    Date of Patent: January 31, 2023
    Assignee: Premier Introductions Inc.
    Inventors: Michael Dirr, Jeff Beasley, Mark Griffin
  • plant named ‘CE-01-20’
    Patent number: PP35124
    Abstract: A new and distinct cultivar of Hydrangea plant named ‘CE-01-20’ is disclosed, characterized by bright yellow foliage in the spring, turning to yellow-green in the summer, pink mophead inflorescence in non-aluminum based media and blue inflorescence in aluminum based media, and compact, rounded to spreading growth habit. The new variety is a Hydrangea, typically produced as an outdoor ornamental plant.
    Type: Grant
    Filed: August 24, 2022
    Date of Patent: April 25, 2023
    Assignee: Premier Introductions Inc.
    Inventors: Michael Dirr, Jeff Beasley, Mark Griffin
  • plant named ‘RLL-12-20’
    Patent number: PP35125
    Abstract: A new and distinct cultivar of Hydrangea plant named ‘RLL-12-20’ is disclosed, characterized by purple-red new growth of foliage color, thick leaves, pink mophead inflorescence in non-aluminum-based media and blue inflorescence in aluminum-based media, and compact, rounded to spreading growth habit. The new variety is a Hydrangea, typically produced as an outdoor ornamental plant.
    Type: Grant
    Filed: August 24, 2022
    Date of Patent: April 25, 2023
    Assignee: Premier Introductions Inc.
    Inventors: Michael Dirr, Jeff Beasley, Mark Griffith
  • plant named ‘SC-05-20’
    Patent number: PP35127
    Abstract: A new and distinct cultivar of Hydrangea plant named ‘SC-05-20’ is disclosed, characterized by glossy dark green foliage color, remontant (reblooming) trait, flowering on old wood and new growth of the season, pink mophead inflorescence in non-aluminium-based media and blue inflorescence in aluminum-based media, and compact, rounded to spreading growth habit. The new variety is a Hydrangea, typically produced as an outdoor ornamental plant.
    Type: Grant
    Filed: August 24, 2022
    Date of Patent: April 25, 2023
    Assignee: Premier Introductions Inc.
    Inventors: Michael Dirr, Jeff Beasley, Mark Griffith
  • plant named ‘PII-LC1’
    Patent number: PP35243
    Abstract: A new and distinct cultivar of Lantana plant named ‘PII-LC1’ is disclosed, characterized by a unique golden-orange flower color. Plants are hardy to USDA Zone 7. The new variety is a Lantana, typically produced as an outdoor ornamental plant.
    Type: Grant
    Filed: December 5, 2022
    Date of Patent: July 4, 2023
    Assignee: Premier Introductions Inc.
    Inventors: Michael Dirr, Jeff Beasley, Mark Griffith
  • plant named ‘BD-01-20’
    Patent number: PP35292
    Abstract: A new and distinct cultivar of Lagerstroemia plant named ‘BD-01-20’ is disclosed, characterized by compact, upright, intermediate growth habit, reddish new growth, lustrous dark green with red foliage. Flowers are red in color, and highly resistant to Cercospora leaf spot. The new variety is a Lagerstroemia, normally used for outdoor ornamental purposes.
    Type: Grant
    Filed: August 24, 2022
    Date of Patent: August 1, 2023
    Assignee: Premier Introductions Inc.
    Inventors: Michael Dirr, Jeff Beasley, Mark Griffith
  • plant named ‘ABLR-PII’
    Patent number: PP35470
    Abstract: A new and distinct cultivar of Abelia plant named ‘ABLR-PII’, characterized by its compact, mounding to spreading growth habit, with foliage color emerging red to pink, turning to a cream-white and green variegation. Semi-evergreen foliage does not photo bleach or burn in full sun like other variegated foliage cultivars. Plants maintain a spreading, layered growth habit without splaying shoots. The new variety is an Abelia, normally produced as an outdoor garden or container plant.
    Type: Grant
    Filed: January 27, 2023
    Date of Patent: November 14, 2023
    Assignee: Premier Introductions Inc.
    Inventors: Michael Dirr, Jeff Beasley, Mark Griffith
  • plant named ‘ST-15-20’
    Patent number: PP36142
    Abstract: A new and distinct cultivar of Gardenia jasminoides plant named ‘ST-15-20’, characterized by fragrant, double white flowers, abundant large flowers in spring with reblooming to fall, lustrous, dark green foliage, compact growth habit, cold hardy to USDA Hardiness Zone 7.
    Type: Grant
    Filed: December 14, 2023
    Date of Patent: September 24, 2024
    Assignee: Premier Introductions Inc.
    Inventors: Michael Dirr, Jeff Beasley, Mark Griffin
  • plant named ‘PIIBAP-06-21’
    Patent number: PP36255
    Abstract: A new and distinct cultivar of Baptisia plant named ‘PIIBAP-06-21’, characterised by rich indigo flowers that are held upright and contrast exquisitely with the yellowish green foliage. There are no other cultivated Baptisia exhibiting these characteristics known to the invention.
    Type: Grant
    Filed: April 15, 2024
    Date of Patent: November 19, 2024
    Assignee: Premier Introductions Inc.
    Inventors: Michael Dirr, Jeff Beasley, Mark Griffin
  • plant named ‘PIIBAP-01-21’
    Patent number: PP36308
    Abstract: A new and distinct cultivar of Baptisia plant named ‘PIIBAP-01-21’, characterized by its dusky purple stems, peduncles, and pedicels fading to green as they age, purplish-blue flowers with a hidden pale yellow-green keel, dark olive-green tri-foliate foliage, upright uniform, vase shaped plant habit, and produces abundant flowers and flower stems.
    Type: Grant
    Filed: April 15, 2024
    Date of Patent: December 10, 2024
    Assignee: Premier Introductions Inc.
    Inventors: Michael Dirr, Jeff Beasley, Mark Griffin
  • plant named ‘BD-02-21’
    Patent number: PP36324
    Abstract: A new and distinct cultivar of Buddleia plant named ‘BD-02-21’, characterized by its compact, upright spreading habit, dark green foliage with silvery underside, numerous purple flowers, exceptionally free flowering (floriferous blooming habit), and long flowering season, with flowers produced from summer to the first frost. Persistence under heat and humidity.
    Type: Grant
    Filed: September 27, 2023
    Date of Patent: December 17, 2024
    Assignee: Premier Introductions Inc.
    Inventors: Michael Dirr, Jeff Beasley, Mark Griffith
  • plant named ‘LRD-51-22’
    Patent number: PP36424
    Abstract: A new and distinct cultivar of Loropetalum chinense var. rubrum plant named ‘LRD-51-22’, characterized by its compact, low-growing habit; lustrous dark black-purple foliage color that persists through summer and winter; dark pink flowers in spring; and improved cold hardiness compared to other compact purple-leaf cultivars. The new variety is a Loropetalum, typically for ornamental garden use.
    Type: Grant
    Filed: July 2, 2024
    Date of Patent: February 4, 2025
    Assignee: Premier Introductions Inc.
    Inventors: Michael Dirr, Jeff Beasley, Mark Griffin
  • plant named ‘CG-46-22’
    Patent number: PP36786
    Abstract: A new and distinct cultivar of Distylium plant named ‘CG-46-22’, characterized by its compact, layered (branches uniformly stacked), mounding habit; distinctive greyed-purple new foliage color and lanceolate, olive-green mature foliage. Plants have a low temperature tolerance within USDA Zones 6-9 and are tolerant of high temperatures to at least 95° F. The new variety is a Distylium, typically for ornamental garden use.
    Type: Grant
    Filed: August 9, 2024
    Date of Patent: July 1, 2025
    Assignee: Premier Introductions Inc.
    Inventors: Michael Dirr, Jeff Beasley, Mark Griffith
  • plant named ‘LRD-18-20’
    Patent number: PP36746
    Abstract: A new and distinct cultivar of Loropetalum chinense var. rubrum plant named ‘LRD-18-20’, characterized by its compact, mounded, spreading growth habit; dark red foliage color that persists through summer and winter; early blooming pink flowers in spring; and cold hardiness to ?13° C.
    Type: Grant
    Filed: July 2, 2024
    Date of Patent: June 17, 2025
    Assignee: Premier Introductions Inc.
    Inventors: Michael Dirr, Jeff Beasley, Mark Griffith
  • plant named ‘EH-60-22’
    Patent number: PP36912
    Abstract: A new and distinct cultivar of Distylium plant named ‘EH-60-22’, characterized by its compact, layered (branches uniformly stacked) mounding habit; olive/reddish new foliage color and lustrous olive-green mature foliage. Plants have a low temperature tolerance within USDA Zones 6-9 and are tolerant of high temperatures to at least 95° F. The new variety is a Distylium, typically for ornamental garden use.
    Type: Grant
    Filed: August 9, 2024
    Date of Patent: September 2, 2025
    Assignee: Premier Introductions Inc.
    Inventors: Michael Dirr, Jeff Beasley, Mark Griffith
  • plant named ‘RNR X AS-01-22’
    Patent number: PP37107
    Abstract: A new and distinct cultivar of Hydrangea macrophylla plant named ‘RnR x AS-01-22’, characterized by its glossy dark green foliage with red petioles, remontant (reblooming) trait, flowering on old wood and new growth of the season, pink mophead inflorescence in non-aluminium based media and blue inflorescence in aluminum based media, foliar Cercospora resistance, and its compact, rounded to spreading habit. The new cultivar is a Hydrangea, typically produced as an outdoor ornamental plant.
    Type: Grant
    Filed: April 22, 2025
    Date of Patent: November 25, 2025
    Assignee: Premier Introductions Inc.
    Inventors: Michael Dirr, Jeff Beasley, Mark Griffith
  • plant named ‘SC-04-20’
    Patent number: PP37257
    Abstract: A new and distinct cultivar of Hydrangea macrophylla plant named ‘SC-04-20’, characterized by its glossy dark green foliage with red petioles, remontant (reblooming) trait, flowering on old wood and new growth of the season, rich deep rose mophead inflorescence in non-aluminum-based media and brilliant purplish-blue inflorescence in aluminum-based media, ruby red stems, foliar Cercospora resistance, and its compact, rounded habit with strong stems. The new cultivar is a Hydrangea, typically produced as an outdoor ornamental plant.
    Type: Grant
    Filed: April 22, 2025
    Date of Patent: February 10, 2026
    Assignee: Premier Introductions Inc.
    Inventors: Michael Dirr, Jeff Beasley, Mark Griffith
  • plant named ‘T3-01-22’
    Patent number: PP37350
    Abstract: A new and distinct cultivar of Distylium plant named ‘T3-01-22’, characterized by its upright growth habit, reddish new growth, lustrous leathery olive-green foliage, that is larger than on any known Distylium cultivar, its excellence as a screening plant, and tolerance of wet and dry soil. The new cultivar is a Distylium, typically produced as an ornamental plant.
    Type: Grant
    Filed: April 22, 2025
    Date of Patent: March 31, 2026
    Assignee: Premier Introductions Inc.
    Inventors: Michael Dirr, Jeff Beasley, Mark Griffith