Patents by Inventor Regan Crooks

Regan Crooks 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: 11667534
    Abstract: The present invention relates to bioavailable (which may also be referred to as plant available) silicon, such as in the form of a concentrate or solid, and processes for producing and using bioavailable silicon.
    Type: Grant
    Filed: May 24, 2019
    Date of Patent: June 6, 2023
    Assignee: AGRIPOWER AUSTRALIA LIMITED
    Inventors: Regan Crooks, William Hawker, Darcy O'Brien
  • Publication number: 20210380423
    Abstract: The present invention relates to bioavailable (which may also be referred to as plant available) silicon, such as in the form of a concentrate or solid, and processes for producing and using bioavailable silicon.
    Type: Application
    Filed: May 24, 2019
    Publication date: December 9, 2021
    Inventors: Regan CROOKS, William HAWKER, Darcy O'BRIEN
  • Patent number: 8680038
    Abstract: The present invention provides a new copolymer comprising zwitterionic units and other units, a new composition comprising the copolymer, and the use of the copolymer or the compositions for treating or modifying surfaces.
    Type: Grant
    Filed: December 14, 2006
    Date of Patent: March 25, 2014
    Assignee: Rhodia Operations
    Inventors: Marc Balastre, Regan Crooks, Chi-Thanh Vuong
  • Publication number: 20090197791
    Abstract: The present invention provides a new copolymer comprising zwitterionic units and other units, a new composition comprising the copolymer, and the use of the copolymer or the compositions for treating or modifying surfaces.
    Type: Application
    Filed: December 14, 2006
    Publication date: August 6, 2009
    Applicant: RHODIA RECHERCHES ET TECHNOLOGIES
    Inventors: Marc Balastre, Regan Crooks, Chi-Thanh Vuong
  • Patent number: 7528100
    Abstract: Derivatized polysaccharide polymers that contain a fructan polymer substrate bearing one or more cationic substituent groups are useful in home and fabric care applications, in oilfield applications, and in emulsion polymerization applications.
    Type: Grant
    Filed: November 18, 2005
    Date of Patent: May 5, 2009
    Assignee: Rhodia Inc.
    Inventors: Euen Gunn, Alvino Gabbianelli, Regan Crooks, Krishnamurthy Shanmuganandamurthy
  • Publication number: 20090018270
    Abstract: The invention relates to a copolymer having a controlled structure, comprising at least two parts, part A and part B, said parts having different compositions, wherein part A is a hydrophilic or hydrophobic part, and part B is a part comprising units deriving from a monomer B having formula: CH2?CR1CO—[O—(CH2)p—]nOR2 or CH2?CR1CO—[O—CH2-a(CH3)a—CH2-b(CH3)b—]nOR2, wherein R1 is hydrogen or a methyl group, p, which is identical or different, is 2 or 3, a, which is identical or different, is 0 or 1, b, which is identical or different, is 0 or 1, a+b=0 or 1, p=2+a+b, n is an average number being greater than or equal to 1, and R2 is an alkyl group. The inventions also relates to the use of the copolymer or to compositions or formulations comprising the copolymer.
    Type: Application
    Filed: September 2, 2004
    Publication date: January 15, 2009
    Inventors: Regan Crooks, Marc Jacquin, Mikel Morvan
  • Patent number: 7341981
    Abstract: A spray composition includes an aqueous spray medium, an active ingredient, and a deposition control agent, wherein: the composition comprises at least one surfactant, and the deposition control agent is selected from the group consisting of the following: hydroxypropyl guar having a molecular substitution of at least 0.6, hydroxyalkyl guars, wherein the alkyl has at least 4 carbon atoms, having a molecular substitution of at least 0.15, guar having both carboxymethyl groups and hydoxyalkyl groups and having a molecular substitution of at least 0.1, and guar having both hydroxyalkyltrimethylammonium, preferably hydroxypropyltrimethylammonium or alkyltrimethylammonium and hydroxyalkyl groups.
    Type: Grant
    Filed: July 1, 2005
    Date of Patent: March 11, 2008
    Assignee: Rhodia Inc.
    Inventors: Regan Crooks, Justin Cooper-White, Valerie Roux-Jallet, Francis George Smith, Andrew Douglass, Joel M. Coret
  • Publication number: 20060111263
    Abstract: Derivatized polysaccharide polymers that contain a fructan polymer substrate bearing one or more cationic substituent groups are useful in home and fabric care applications, in oilfield applications, and in emulsion polymerization applications.
    Type: Application
    Filed: November 18, 2005
    Publication date: May 25, 2006
    Inventors: Euen Gunn, Alvino Gabbianelli, Regan Crooks, Krishnamurthy Shanmuganandamurthy
  • Publication number: 20060105928
    Abstract: A spray composition includes an aqueous spray medium, an active ingredient, and a deposition control agent, wherein: the composition comprises at least one surfactant, and the deposition control agent is selected from the group consisting of the following: hydroxypropyl guar having a molecular substitution of at least 0.6, hydroxyalkyl guars, wherein the alkyl has at least 4 carbon atoms, having a molecular substitution of at least 0.15, guar having both carboxymethyl groups and hydoxyalkyl groups and having a molecular substitution of at least 0.1, and guar having both hydroxyalkyltrimethylammonium, preferably hydroxypropyltrimethylammonium or alkyltrimethylammonium and hydroxyalkyl groups.
    Type: Application
    Filed: July 1, 2005
    Publication date: May 18, 2006
    Inventors: Regan Crooks, Justin Cooper-White, Valerie Roux-Jallet, Francis Smith, Andrew Douglass, Joel Coret
  • Patent number: 6638994
    Abstract: The invention relates to an aqueous suspension of particles, said particles comprising an organic active ingredient. A controlled release of the ingredient occurs. The invention is especially suitable for the controlled release of organic agrochemical active ingredients useful in crop sciences, such as pesticides.
    Type: Grant
    Filed: March 29, 2002
    Date of Patent: October 28, 2003
    Inventors: Regan Crooks, Mathieu Joanicot, Robert K. Prud'Homme, Joel Coret
  • Publication number: 20030013799
    Abstract: The invention relates to an aqueous suspension of particles, said particles comprising an organic active ingredient. A controlled release of the ingredient occurs. The invention is especially suitable for the controlled release of organic agrochemical active ingredients useful in crop sciences, such as pesticides.
    Type: Application
    Filed: March 29, 2002
    Publication date: January 16, 2003
    Inventors: Regan Crooks, Mathieu Joanicot, Robert K. Prud'Homme, Joel Coret