Patents by Inventor Juergen Siepmann

Juergen Siepmann 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).

  • Publication number: 20220401370
    Abstract: The present invention is directed to a solid dose form comprising a film coating composition encapsulating a core, wherein: (i) the core comprises an active ingredient comprising at least one of a pharmaceutical, veterinary, or nutraceutical active ingredient; (ii) the film coating composition comprises ethylcellulose and guar gum, wherein the guar gum has an apparent viscosity ?151.0 cps at a shear rate of 50 s?1 in a 1% aqueous guar gum solution measured rotationally at 20° C. after 1 minute equilibration using a 6 cm acrylic cone (1°) on a cone-plate viscometer wherein the shear is ramped up linearly from 1 to 50 s?1 in 25 steps over 29 seconds; (iii) the dose form provides controlled release of the active ingredient; (iv) the guar gum is present in an amount greater than 5 wt % based on the weight of the guar gum and ethylcellulose; and (v) the dose form is ethanol resistant.
    Type: Application
    Filed: April 8, 2022
    Publication date: December 22, 2022
    Inventors: JUERGEN SIEPMANN, YVONNE CUPPOK
  • Publication number: 20190151249
    Abstract: The present invention is directed to a solid dose form comprising a film coating composition encapsulating a core, wherein: (i) the core comprises an active ingredient comprising at least one of a pharmaceutical, veterinary, or nutraceutical active ingredient; (ii) the film coating composition comprises ethylcellulose and guar gum, wherein the guar gum has an apparent viscosity ?151.0 cps at a shear rate of 50 s?1 in a 1% aqueous guar gum solution measured rotationally at 20° C. after 1 minute equilibration using a 6 cm acrylic cone (1°) on a cone-plate viscometer wherein the shear is ramped up linearly from 1 to 50 s?1 in 25 steps over 29 seconds; (iii) the dose form provides controlled release of the active ingredient; (iv) the guar gum is present in an amount greater than 5 wt % based on the weight of the guar gum and ethylcellulose; and (v) the dose form is ethanol resistant.
    Type: Application
    Filed: December 14, 2018
    Publication date: May 23, 2019
    Inventors: JUERGEN SIEPMANN, YVONNE CUPPOK
  • Patent number: 9358205
    Abstract: A controlled-release oral pharmaceutical composition of at least an active agent, including: a) a lipophilic matrix consisting of lipophilic compounds and/or amphiphilic compounds; and b) an hydrophilic matrix, wherein the hydrophilic matrix includes at least an indigestible polysaccharide, the active ingredient being dispersed in the lipophilic and/or the hydrophilic matrix. The present invention also relates to a process for the preparation of such a pharmaceutical composition.
    Type: Grant
    Filed: October 28, 2011
    Date of Patent: June 7, 2016
    Assignee: Roquette Freres
    Inventors: Olaf Haeusler, Marie-Helene DeGrave, Daniel Wils, Stefanie Krenzlin, Juergen Siepmann
  • Patent number: 9107819
    Abstract: A controlled release pharmaceutical dosage form for controlled release of an active ingredient, includes an active ingredient coated by a polymeric mixture of: at least a water insoluble polymer; and at least an indigestible water-soluble oligosaccharide. The use and method of making the same are also described.
    Type: Grant
    Filed: October 27, 2009
    Date of Patent: August 18, 2015
    Assignee: ROQUETTE FRERES
    Inventors: Olaf Haeusler, Daniel Wils, Juergen Siepmann, Youness Karrout
  • Publication number: 20130202691
    Abstract: A controlled-release oral pharmaceutical composition of at least an active agent, including: a) a lipophilic matrix consisting of lipophilic compounds and/or amphiphilic compounds; and b) an hydrophilic matrix, wherein the hydrophilic matrix includes at least an indigestible polysaccharide, the active ingredient being dispersed in the lipophilic and/or the hydrophilic matrix. The present invention also relates to a process for the preparation of such a pharmaceutical composition.
    Type: Application
    Filed: October 28, 2011
    Publication date: August 8, 2013
    Applicant: ROQUETTE FRERES
    Inventors: Olaf Haeusler, Marie-Helene Degrave, Daniel Wils, Stefanie Krenzlin, Juergen Siepmann
  • Publication number: 20130078289
    Abstract: A colon targeted delivery dosage form for controlled release of an active ingredient, includes an active ingredient coated in a polymeric mixture of: a water insoluble polymer composition containing at least a starch acetate, and an indigestible polysaccharide composition. The use and method for making the same are also described.
    Type: Application
    Filed: April 28, 2011
    Publication date: March 28, 2013
    Applicant: ROQUETTE FRERES
    Inventors: Juergen Siepmann, Youness Karrout, Laetitia Guerin-Deremaux, Jerome Klaeyle, Daniel Wils
  • Publication number: 20120328697
    Abstract: The present invention is directed to a solid dose form comprising a film coating composition encapsulating a core, wherein: (i) the core comprises an active ingredient comprising at least one of a pharmaceutical, veterinary, or nutraceutical active ingredient; (ii) the film coating composition comprises ethylcellulose and guar gum, wherein the guar gum has an apparent viscosity ?151.0 cps at a shear rate of 50 s?1 in a 1% aqueous guar gum solution measured rotationally at 20° C. after 1 minute equilibration using a 6 cm acrylic cone (1°) on a cone-plate viscometer wherein the shear is ramped up linearly from 1 to 50 s?1 in 25 steps over 29 seconds; (iii) the dose form provides controlled release of the active ingredient; (iv) the guar gum is present in an amount greater than 5 wt % based on the weight of the guar gum and ethylcellulose; and (v) the dose form is ethanol resistant.
    Type: Application
    Filed: May 23, 2012
    Publication date: December 27, 2012
    Applicant: FMC CORPORATION
    Inventors: Juergen Siepmann, Yvonne Cuppok
  • Patent number: 8088414
    Abstract: A composition comprising: (i) at least one latex or pseudolatex water insoluble film former, (ii) at least one permeation enhancing agent and, optionally, (iii) one or more plasticizers. The present invention is also directed to substrates coated with the composition of the invention, films made from the composition and methods for making and using such compositions, coated substrates and films.
    Type: Grant
    Filed: January 31, 2007
    Date of Patent: January 3, 2012
    Assignee: FMC Corporation
    Inventors: Juergen Siepmann, Florence Siepmann, Brian A. C. Carlin, Jian-Xin Li
  • Publication number: 20110256230
    Abstract: A controlled release pharmaceutical dosage form for controlled release of an active ingredient, includes an active ingredient coated by a polymeric mixture of: at least a water insoluble polymer; and at least an indigestible water-soluble oligosaccharide. The use and method of making the same are also described.
    Type: Application
    Filed: October 27, 2009
    Publication date: October 20, 2011
    Applicant: ROQUETTE FRERES
    Inventors: Olaf Haeusler, Daniel Wils, Juergen Siepmann, Youness Karrout
  • Publication number: 20110200680
    Abstract: A controlled release delivery dosage form for controlled release of an active ingredient, includes an active ingredient coated in a polymeric mixture of: at least a water insoluble polymer and a starch composition including at least one component selected from the group consisting of a starch having an amylose content of between 20 and 45%, a modified starch having an amylose content of between 50 and 80% and a legume starch. The present invention also relates to the use and method for making the same.
    Type: Application
    Filed: October 27, 2009
    Publication date: August 18, 2011
    Applicant: Roquette Freres
    Inventors: Olaf Haeusler, Daniel Wils, Juergen Siepmann, Youness Karrout
  • Publication number: 20070184102
    Abstract: A composition comprising: (i) at least one latex or pseudolatex water insoluble film former, (ii) at least one permeation enhancing agent and, optionally, (iii) one or more plasticizers. The present invention is also directed to substrates coated with the composition of the invention, films made from the composition and methods for making and using such compositions, coated substrates and films.
    Type: Application
    Filed: January 31, 2007
    Publication date: August 9, 2007
    Applicant: FMC CORPORATION
    Inventors: Juergen Siepmann, Florence Siepmann, Brian A.C. Carlin, Jian-Xin Li