Patents by Inventor Peter Rudolf Kolster

Peter Rudolf Kolster 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).

  • Rose plant named ‘Kolgian’
    Patent number: PP16042
    Abstract: A new and distinct cultivar of Rose plant named ‘Kolgian’, characterized by its upright and outwardly spreading plant habit; dark green-colored leaflets; sparse thorns; single pink-colored flowers; large glossy red-colored fruits; and good postproduction longevity.
    Type: Grant
    Filed: June 28, 2004
    Date of Patent: October 18, 2005
    Assignee: Gebr. Kolster B.V.
    Inventor: Peter Rudolf Kolster
  • Weigela plant named ‘Kolmas’
    Patent number: PP16452
    Abstract: A new and distinct cultivar of Weigela plant named ‘Kolmas’, characterized by its upright and outwardly spreading plant habit; dark reddish brown young stem coloration; and large green and pale yellow to white variegated leaves.
    Type: Grant
    Filed: June 28, 2004
    Date of Patent: April 18, 2006
    Assignee: Gebr. Kolster B.V.
    Inventor: Peter Rudolf Kolster
  • Symphoricarpos plant named ‘Kolmsno’
    Patent number: PP14561
    Abstract: A new and distinct cultivar of Symphoricarpos plant named ‘Kolmsno’, characterized by its upright and somewhat outwardly spreading plant habit; freely branching growth habit; dark green leaves; white-colored fruits; and good postproduction longevity.
    Type: Grant
    Filed: April 23, 2003
    Date of Patent: February 24, 2004
    Assignee: Gebr. Kolster B.V.
    Inventor: Peter Rudolf Kolster
  • Weigela plant named ‘Kolmagira’
    Patent number: PP20384
    Abstract: A new and distinct cultivar of Weigela plant named ‘Kolmagira’, characterized by its compact, upright and outwardly spreading plant habit; freely branching habit; yellow green and dark green variegated leaves with purple-colored margins; pink-colored flowers; and good garden performance.
    Type: Grant
    Filed: July 25, 2008
    Date of Patent: October 6, 2009
    Assignee: Kolster Beheer B.V.
    Inventor: Peter Rudolf Kolster