Patents by Inventor Joachim Schoelkopf

Joachim Schoelkopf 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).

  • Gastroretentive drug formulation and delivery systems and their method of preparation using functionalized calcium carbonate
    Patent number: 9993428
    Abstract: An instantly floating gastroretentive drug formulation comprising at least one functionalized natural and/or synthetic calcium carbonate-comprising mineral and at least one pharmaceutically active ingredient and at least one formulating aid wherein said functionalized natural or synthetic calcium carbonate is a reaction product of natural or synthetic calcium carbonate with carbon dioxide and one or more acids, wherein the carbon dioxide is formed in situ by the acid treatment and/or is supplied from an external source.
    Type: Grant
    Filed: October 10, 2013
    Date of Patent: June 12, 2018
    Assignee: Omya International AG
    Inventors: Daniel E. Gerard, Joachim Schoelkopf, Patrick A. C. Gane, Veronika Anna Eberle, Rainer Alles, Maxim Puchkov, Jörg Huwyler
  • Process for preparing self-binding pigment particle suspensions
    Patent number: 9988764
    Abstract: The invention relates to a process for preparing self-binding pigment particle suspensions, to a self-binding pigment particle suspension as well as to a paper product comprising self-binding pigment particles and to the use of the self-binding pigment particle suspension as filler material.
    Type: Grant
    Filed: May 2, 2017
    Date of Patent: June 5, 2018
    Assignee: Omya International AG
    Inventors: Daniel Gantenbein, Joachim Schoelkopf, Patrick A. C. Gane
  • Gastroretentive drug formulation and delivery systems and their method of preparation using functionalized calcium carbonate
    Patent number: 9987230
    Abstract: An instantly floating gastroretentive drug formulation comprising at least one functionalized natural and/or synthetic calcium carbonate-comprising mineral and at least one pharmaceutically active ingredient and at least one formulating aid wherein said functionalized natural or synthetic calcium carbonate is a reaction product of natural or synthetic calcium carbonate with carbon dioxide and one or more acids, wherein the carbon dioxide is formed in situ by the acid treatment and/or is supplied from an external source.
    Type: Grant
    Filed: May 17, 2016
    Date of Patent: June 5, 2018
    Assignee: Omya International AG
    Inventors: Daniel E. Gerard, Joachim Schoelkopf, Patrick A.C. Gane, Veronika Anna Eberle, Rainer Alles, Maxim Puchkov, Jörg Huwyler
  • DISPERSIBLE DOSAGE FORM
    Publication number: 20180078506
    Abstract: The present invention provides for method of improving flowability and loose bulk density of functionalized natural- and/or synthetic calcium carbonate comprising material, to the use of such improved material in ready to use granules and thereof produced dispersible dosage forms.
    Type: Application
    Filed: March 15, 2016
    Publication date: March 22, 2018
    Inventors: Leonie Wagner-Hattler, Maxim Puchkov, Jörg Huwyler, Tanja Stirnimann, Carolina Diaz Quijano, Joachim Schoelkopf, Patrick A.C. Gane, Daniel E. Gerard
  • METHOD FOR CREATING A HIDDEN PATTERN
    Publication number: 20180056690
    Abstract: The present invention relates to a method for creating a hidden pattern on a substrate, wherein a liquid treatment composition comprising at least one acid is deposited by inkjet printing onto a substrate, which comprises at least one external surface comprising a salifiable alkaline or alkaline earth compound.
    Type: Application
    Filed: March 9, 2016
    Publication date: March 1, 2018
    Inventors: Roger Bollström, Joachim Schoelkopf, Patrick A.C. Gane
  • STRETCHABLE COATINGS
    Publication number: 20180057704
    Abstract: The present invention relates to aqueous coating compositions for stretchable coatings in paper applications comprising at least one acrylic polymeric binder having a Tg of ?3° C. or lower, and at least one inorganic filler having a BET specific surface area in the range of 1.0 to 30.0 m2/g, wherein the dry weight ratio of the at least one acrylic polymeric binder to the at least one inorganic filler is between 15:100 and 20:100, as well as their use as stretchable coatings in paper and board applications.
    Type: Application
    Filed: March 31, 2016
    Publication date: March 1, 2018
    Inventors: Johannes Kritzinger, Joachim Schoelkopf, Mikael Larsson, Micael Ragnarsson
  • Treatment of calcium carbonate containing materials for increased filler load in paper
    Patent number: 9896580
    Abstract: The present invention concerns a process for preparing self-binding pigment particles from an aqueous suspension of calcium carbonate containing material, wherein an anionic binder and at least one cationic polymer are mixed with the suspension.
    Type: Grant
    Filed: May 2, 2013
    Date of Patent: February 20, 2018
    Assignee: Omya International AG
    Inventors: Daniel Gantenbein, Joachim Schoelkopf, Patrick A. C. Gane
  • INKJET PRINTING METHOD
    Publication number: 20180022135
    Abstract: The present invention relates to a method for manufacturing an inkjet-printed substrate, wherein a liquid treatment composition comprising at least one acid and an ink are deposited onto a substrate simultaneously or consecutively by inkjet printing, wherein the substrate comprises a coating layer comprising a salifiable alkaline or alkaline earth compound.
    Type: Application
    Filed: March 9, 2016
    Publication date: January 25, 2018
    Inventors: Roger Bollström, Joachim Schoelkopf, Patrick A.C. Gane
  • COMPOSITION AND METHOD FOR CONTROLLING THE WETTABILITY OF SURFACES
    Publication number: 20180016466
    Abstract: The present invention relates to a composition comprising hedgehog shaped particles, at least one binder, and at least one hydrophobizing agent and/or at least one hydrophilizing agent, a method for controlling the wettability of substrate surfaces using these compositions, as well as a material comprising these compositions.
    Type: Application
    Filed: September 27, 2017
    Publication date: January 18, 2018
    Inventors: Joachim Schoelkopf, Hans-Joachim Weitzel
  • USE OF SURFACE-REACTED CALCIUM CARBONATE AS CARRIER FOR AGROCHEMICAL COMPOUNDS
    Publication number: 20180014532
    Abstract: The present invention relates to the use of surface-reacted calcium carbonate-containing minerals and/or surface-reacted precipitated calcium carbonates as solid particulate carriers to enhance the efficacy of agrochemical compounds loaded onto of said carriers.
    Type: Application
    Filed: January 13, 2016
    Publication date: January 18, 2018
    Inventors: Michel Schenker, Domenico Zocco, Patrick A.C. Gane, Joachim Schoelkopf
  • TREATMENT OF CALCIUM CARBONATE CONTAINING MATERIALS FOR INCREASED FILLER LOAD IN PAPER
    Publication number: 20170369695
    Abstract: The present invention concerns a process for preparing self-binding pigment particles from an aqueous suspension of calcium carbonate containing material, wherein an anionic binder and at least one cationic polymer are mixed with the suspension.
    Type: Application
    Filed: August 22, 2017
    Publication date: December 28, 2017
    Applicant: Omya International AG
    Inventors: Daniel Gantenbein, Joachim Schoelkopf, Patrick A.C. Gane
  • NEW CONTROLLED RELEASE ACTIVE AGENT CARRIER
    Publication number: 20170340529
    Abstract: The present invention relates to carriers for the controlled release of active agents, comprising surface reacted natural or synthetic calcium carbonate, one or more active agents, wherein said one or more active agent is associated with said surface-reacted calcium carbonate, and wherein said surface-reacted natural or synthetic calcium carbonate is a reaction product of natural or synthetic calcium carbonate with carbon dioxide and one or more acids, wherein the carbon dioxide is formed in situ by the acid treatment and/or is supplied from an external source. It further relates to the preparation of loaded carriers, as well as their use in different applications.
    Type: Application
    Filed: August 8, 2017
    Publication date: November 30, 2017
    Applicant: Omya International AG
    Inventors: Patrick A.C. Gane, Joachim Schoelkopf
  • CONTROLLED RELEASE ACTIVE AGENT CARRIER
    Publication number: 20170304165
    Abstract: The present invention relates to carriers for the controlled release of active agents, comprising surface reacted natural or synthetic calcium carbonate, one or more active agents, wherein said one or more active agent is associated with said surface-reacted calcium carbonate, and wherein said surface-reacted natural or synthetic calcium carbonate is a reaction product of natural or synthetic calcium carbonate with carbon dioxide and one or more acids, wherein the carbon dioxide is formed in situ by the acid treatment and/or is supplied from an external source. It further relates to the preparation of loaded carriers, as well as their use in different applications.
    Type: Application
    Filed: July 11, 2017
    Publication date: October 26, 2017
    Applicant: Omya International AG
    Inventors: Patrick A.C. Gane, Joachim Schölkopf
  • Controlled release active agent carrier
    Patent number: 9757314
    Abstract: The present invention relates to carriers for the controlled release of active agents, comprising surface reacted natural or synthetic calcium carbonate, one or more active agents, wherein said one or more active agent is associated with said surface-reacted calcium carbonate, and wherein said surface-reacted natural or synthetic calcium carbonate is a reaction product of natural or synthetic calcium carbonate with carbon dioxide and one or more acids, wherein the carbon dioxide is formed in situ by the acid treatment and/or is supplied from an external source. It further relates to the preparation of loaded carriers, as well as their use in different applications.
    Type: Grant
    Filed: December 16, 2015
    Date of Patent: September 12, 2017
    Assignee: Omya International AG
    Inventors: Patrick A. C. Gane, Joachim Schoelkopf
  • Controlled release active agent carrier
    Patent number: 9744107
    Abstract: The present invention relates to carriers for the controlled release of active agents, comprising surface reacted natural or synthetic calcium carbonate, one or more active agents, wherein said one or more active agent is associated with said surface-reacted calcium carbonate, and wherein said surface-reacted natural or synthetic calcium carbonate is a reaction product of natural or synthetic calcium carbonate with carbon dioxide and one or more acids, wherein the carbon dioxide is formed in situ by the acid treatment and/or is supplied from an external source. It further relates to the preparation of loaded carriers, as well as their use in different applications.
    Type: Grant
    Filed: September 29, 2009
    Date of Patent: August 29, 2017
    Assignee: Omya International AG
    Inventors: Patrick A. C. Gane, Joachim Schölkopf
  • Surface-reacted calcium carbonate and its use in waste water treatment
    Patent number: 9745212
    Abstract: The present invention relates to a process for the purification of water, wherein a surface-reacted natural calcium carbonate is brought into contact with the water to be purified, the surface-reacted natural calcium carbonate being the reaction product of a natural calcium carbonate with an acid and carbon dioxide, which is formed in situ by the acid treatment and/or supplied externally.
    Type: Grant
    Filed: April 1, 2014
    Date of Patent: August 29, 2017
    Assignee: Omya International AG
    Inventors: Patrick A. C. Gane, Joachim Schölkopf, Daniel Gantenbein, Daniel E. Gerard
  • PROCESS FOR PREPARING SELF-BINDING PIGMENT PARTICLE SUSPENSIONS
    Publication number: 20170233948
    Abstract: The invention relates to a process for preparing self-binding pigment particle suspensions, to a self-binding pigment particle suspension as well as to a paper product comprising self-binding pigment particles and to the use of the self-binding pigment particle suspension as filler material.
    Type: Application
    Filed: May 2, 2017
    Publication date: August 17, 2017
    Applicant: Omya International AG
    Inventors: Daniel Gantenbein, Joachim Schoelkopf, Patrick A.C. Gane
  • METHOD FOR THE CONTROL OF ODOUR
    Publication number: 20170224862
    Abstract: The present invention relates to a method for the control of odour by contacting surface-reacted calcium carbonate with odourants, wherein the surface-reacted calcium carbonate is a reaction product of natural ground or precipitated calcium carbonate with carbon dioxide and one or more acids, wherein the carbon dioxide is formed in situ by the acid treatment and/or is supplied from an external source, to the use of the surface-reacted calcium carbonate for the control of odour, as well as to products for the control of odour containing surface reacted calcium carbonate.
    Type: Application
    Filed: June 16, 2015
    Publication date: August 10, 2017
    Inventors: Steffen OHR, Philipp Hunziker, Joachim Schoelkopf, Patrick A.C. Gane
  • Regeneratable ion exchange material for reducing the amount of CO
    Patent number: 9724641
    Abstract: The present invention relates to a method for reducing the amount of CO2 in a carbon dioxide-containing source by using a regeneratable ion exchange material.
    Type: Grant
    Filed: July 16, 2013
    Date of Patent: August 8, 2017
    Assignee: Omya International AG
    Inventors: Michel Schenker, Patrick A. C. Gane, Joachim Schoelkopf, Daniel Gantenbein
  • STARCH-BASED PHCH
    Publication number: 20170198440
    Abstract: The invention relates to a process for preparing self-binding pigment particle suspensions, to a self-binding pigment particle suspension as well as to a paper product comprising self-binding pigment particles and to the use of the self-binding pigment particle suspension in paper applications, such as in paper coating or as filler material.
    Type: Application
    Filed: March 27, 2017
    Publication date: July 13, 2017
    Applicant: Omya International AG
    Inventors: Armelle Senti-Wenk, Patrick A.C. Gane, Joachim Schoelkopf