Patents by Inventor Angelika Fretzen

Angelika Fretzen 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: 20230398173
    Abstract: The present invention relates to delayed release pharmaceutical compositions comprising linaclotide or pharmaceutically acceptable salts thereof, as well as to various methods and processes for the preparation and use of the compositions.
    Type: Application
    Filed: August 28, 2023
    Publication date: December 14, 2023
    Inventors: Angelika Fretzen, Mark G. Currie, Ahmad Hashash, Mahendra Dedhiya, Yun Mo, Anil Chhettry, Matthew Miller, Ritesh Sanghvi, Mohammad Mafruhul Bari, Andreas Grill
  • Publication number: 20230346881
    Abstract: The present invention relates to stable pharmaceutical compositions comprising linaclotide or pharmaceutically acceptable salts thereof, as well as to various methods and processes for the preparation and use of the compositions.
    Type: Application
    Filed: July 7, 2023
    Publication date: November 2, 2023
    Inventors: Yun Mo, Angelika Fretzen, Brian Cali, Mahendra Dedhiya
  • Publication number: 20230340025
    Abstract: The present invention features peptides, compositions, and related methods for treating gastrointestinal disorders and conditions, including but not limited to, irritable bowel syndrome (IBS), gastrointestinal motility disorders, functional gastrointestinal disorders, gastroesophageal reflux disease (GERD), duodenogastric reflux, Crohn's disease, ulcerative colitis, inflammatory bowel disease, functional heartburn, dyspepsia, visceral pain, gastroparesis, chronic intestinal pseudo-obstruction (or colonic pseudo-obstruction), disorders and conditions associated with constipation, and other conditions and disorders are described herein. using peptides and other agents that activate the guanylate cyclase C (GC-C) receptor.
    Type: Application
    Filed: June 16, 2023
    Publication date: October 26, 2023
    Inventors: Angelika Fretzen, Hong Zhao, Marco Kessler
  • Publication number: 20230310329
    Abstract: Solid, stable formulations of linaclotide suitable for oral administration are described herein as are methods for preparing such formulations. The formulations described herein contain a polypeptide consisting of the amino acid sequence Cys Cys Glu Tyr Cys Cys Asn Pro Ala Cys Thr Gly Cys Tyr (“linaclotide”; SEQ ID NO:1) or a pharmaceutically acceptable salt thereof. The linaclotide formulations described herein are stable and have a sufficient shelf life for manufacturing, storing and distributing the drug.
    Type: Application
    Filed: April 14, 2023
    Publication date: October 5, 2023
    Inventors: Angelika Fretzen, Steven Witowski, Alfredo Grossi, Hong Zhao, Mahendra Dedhiya, Yun Mo
  • Publication number: 20230272007
    Abstract: The present invention features peptides, compositions, and related methods for treating gastrointestinal disorders and conditions, including but not limited to, irritable bowel syndrome (IBS), gastrointestinal motility disorders, functional gastrointestinal disorders, gastroesophageal reflux disease (GERD), duodenogastric reflux, Crohn's disease, ulcerative colitis, inflammatory bowel disease, functional heartburn, dyspepsia, visceral pain, gastroparesis, chronic intestinal pseudo-obstruction (or colonic pseudo-obstruction), disorders and conditions associated with constipation, and other conditions and disorders are described herein. using peptides and other agents that activate the guanylate cyclase C (GC-C) receptor.
    Type: Application
    Filed: May 5, 2023
    Publication date: August 31, 2023
    Inventors: Marco Kessler, Angelika Fretzen, Hong Zhao, Robert Solinga, Vladimir Volchenok
  • Publication number: 20230142270
    Abstract: The present invention relates to delayed release pharmaceutical compositions comprising linaclotide or pharmaceutically acceptable salts thereof, as well as to various methods and processes for the preparation and use of the compositions.
    Type: Application
    Filed: December 30, 2022
    Publication date: May 11, 2023
    Inventors: Angelika Fretzen, Mark G. Currie, Ahmad Hashash, Mahendra Dedhiya, Yun Mo, Anil Chhettry, Matthew Miller, Ritesh Sanghvi, Mohammad Mafruhul Bari, Andreas Grill
  • Publication number: 20220233635
    Abstract: The present invention relates to stable pharmaceutical compositions comprising linaclotide or pharmaceutically acceptable salts thereof, as well as to various methods and processes for the preparation and use of the compositions.
    Type: Application
    Filed: April 14, 2022
    Publication date: July 28, 2022
    Inventors: Yun Mo, Angelika Fretzen, Brian Cali, Mahendra Dedhiya
  • Publication number: 20220227812
    Abstract: The present invention features peptides, compositions, and related methods for treating gastrointestinal disorders and conditions, including but not limited to, irritable bowel syndrome (IBS), gastrointestinal motility disorders, functional gastrointestinal disorders, gastroesophageal reflux disease (GERD), duodenogastric reflux, Crohn's disease, ulcerative colitis, inflammatory bowel disease, functional heartburn, dyspepsia, visceral pain, gastroparesis, chronic intestinal pseudo-obstruction (or colonic pseudo-obstruction), disorders and conditions associated with constipation, and other conditions and disorders are described herein. using peptides and other agents that activate the guanylate cyclase C (GC-C) receptor.
    Type: Application
    Filed: April 8, 2022
    Publication date: July 21, 2022
    Inventors: Angelika Fretzen, Hong Zhao, Marco Kessler
  • Publication number: 20220125734
    Abstract: Solid, stable formulations of linaclotide suitable for oral administration are described herein as are methods for preparing such formulations. The formulations described herein contain a polypeptide consisting of the amino acid sequence Cys Cys Glu Tyr Cys Cys Asn Pro Ala Cys Thr Gly Cys Tyr (“linaclotide”; SEQ ID NO:1) or a pharmaceutically acceptable salt thereof. The linaclotide formulations described herein are stable and have a sufficient shelf life for manufacturing, storing and distributing the drug.
    Type: Application
    Filed: January 7, 2022
    Publication date: April 28, 2022
    Inventors: Angelika Fretzen, Steven Witowski, Alfredo Grossi, Hong Zhao, Mahendra Dedhiya, Yun Mo
  • Publication number: 20220119452
    Abstract: The present invention features peptides, compositions, and related methods for treating gastrointestinal disorders and conditions, including but not limited to, irritable bowel syndrome (IBS), gastrointestinal motility disorders, functional gastrointestinal disorders, gastroesophageal reflux disease (GERD), duodenogastric reflux, Crohn's disease, ulcerative colitis, inflammatory bowel disease, functional heartburn, dyspepsia, visceral pain, gastroparesis, chronic intestinal pseudo-obstruction (or colonic pseudo-obstruction), disorders and conditions associated with constipation, and other conditions and disorders are described herein. using peptides and other agents that activate the guanylate cyclase C (GC-C) receptor.
    Type: Application
    Filed: December 30, 2021
    Publication date: April 21, 2022
    Inventors: Marco Kessler, Angelika Fretzen, Hong Zhao, Robert Solinga, Vladimir Volchenok
  • Publication number: 20210388026
    Abstract: The present invention features peptides, compositions, and related methods for treating gastrointestinal disorders and conditions, including but not limited to, irritable bowel syndrome (IBS), gastrointestinal motility disorders, functional gastrointestinal disorders, gastroesophageal reflux disease (GERD), duodenogastric reflux, Crohn's disease, ulcerative colitis, inflammatory bowel disease, functional heartburn, dyspepsia, visceral pain, gastroparesis, chronic intestinal pseudo-obstruction (or colonic pseudo-obstruction), disorders and conditions associated with constipation, and other conditions and disorders are described herein. using peptides and other agents that activate the guanylate cyclase C (GC-C) receptor.
    Type: Application
    Filed: August 27, 2021
    Publication date: December 16, 2021
    Inventors: Angelika Fretzen, Hong Zhao, Marco Kessler
  • Publication number: 20210290554
    Abstract: Solid, stable formulations of linaclotide suitable for oral administration are described herein as are methods for preparing such formulations. The formulations described herein contain a polypeptide consisting of the amino acid sequence Cys Cys Glu Tyr Cys Cys Asn Pro Ala Cys Thr Gly Cys Tyr (“linaclotide”; SEQ ID NO:1) or a pharmaceutically acceptable salt thereof. The linaclotide formulations described herein are stable and have a sufficient shelf life for manufacturing, storing and distributing the drug.
    Type: Application
    Filed: June 2, 2021
    Publication date: September 23, 2021
    Inventors: Angelika Fretzen, Steven Witowski, Alfredo Grossi, Hong Zhao, Mahendra Dedhiya, Yun Mo
  • Publication number: 20210032292
    Abstract: The present invention features peptides, compositions, and related methods for treating gastrointestinal disorders and conditions, including but not limited to, irritable bowel syndrome (IBS), gastrointestinal motility disorders, functional gastrointestinal disorders, gastroesophageal reflux disease (GERD), duodenogastric reflux, Crohn's disease, ulcerative colitis, inflammatory bowel disease, functional heartburn, dyspepsia, visceral pain, gastroparesis, chronic intestinal pseudo-obstruction (or colonic pseudo-obstruction), disorders and conditions associated with constipation, and other conditions and disorders are described herein. using peptides and other agents that activate the guanylate cyclase C (GC-C) receptor.
    Type: Application
    Filed: October 9, 2020
    Publication date: February 4, 2021
    Inventors: Marco Kessler, Angelika Fretzen, Hong Zhao, Robert Solinga, Vladimir Volchenok
  • Publication number: 20200283479
    Abstract: The present invention features peptides, compositions, and related methods for treating gastrointestinal disorders and conditions, including but not limited to, irritable bowel syndrome (IBS), gastrointestinal motility disorders, functional gastrointestinal disorders, gastroesophageal reflux disease (GERD), duodenogastric reflux, Crohn's disease, ulcerative colitis, inflammatory bowel disease, functional heartburn, dyspepsia, visceral pain, gastroparesis, chronic intestinal pseudo-obstruction (or colonic pseudo-obstruction), disorders and conditions associated with constipation, and other conditions and disorders are described herein. using peptides and other agents that activate the guanylate cyclase C (GC-C) receptor.
    Type: Application
    Filed: May 22, 2020
    Publication date: September 10, 2020
    Inventors: Angelika Fretzen, Hong Zhao, Marco Kessler
  • Patent number: 10702576
    Abstract: The present invention relates to stable pharmaceutical compositions comprising linaclotide or pharmaceutically acceptable salts thereof, as well as to various methods and processes for the preparation and use of the compositions.
    Type: Grant
    Filed: January 17, 2019
    Date of Patent: July 7, 2020
    Assignees: IRONWOOD PHARMACEUTICALS, INC., FOREST LABORATORIES HOLDINGS LIMITED
    Inventors: Yun Mo, Angelika Fretzen, Brian Cali, Mahendra Dedhiya
  • Patent number: 10675325
    Abstract: The present invention relates to stable pharmaceutical compositions comprising linaclotide or pharmaceutically acceptable salts thereof, as well as to various methods and processes for the preparation and use of the compositions.
    Type: Grant
    Filed: September 26, 2019
    Date of Patent: June 9, 2020
    Assignees: IRONWOOD PHARMACEUTICALS, INC., FOREST LABORATORIES HOLDINGS LIMITED
    Inventors: Yun Mo, Angelika Fretzen, Brian Cali, Mahendra Dedhiya
  • Publication number: 20200030407
    Abstract: The present invention relates to stable pharmaceutical compositions comprising linaclotide or pharmaceutically acceptable salts thereof, as well as to various methods and processes for the preparation and use of the compositions.
    Type: Application
    Filed: September 26, 2019
    Publication date: January 30, 2020
    Inventors: YUN MO, ANGELIKA FRETZEN, BRIAN CALI, MAHENDRA DEDHIYA
  • Publication number: 20200009216
    Abstract: The present invention relates to stable pharmaceutical compositions comprising linaclotide or pharmaceutically acceptable salts thereof, as well as to various methods and processes for the preparation and use of the compositions.
    Type: Application
    Filed: September 19, 2019
    Publication date: January 9, 2020
    Inventors: Yun Mo, Angelika Fretzen, Brian Cali, Mahendra Dedhiya
  • Publication number: 20190345130
    Abstract: Compounds of Formula I are described. They are useful as stimulators of sGC, particularly NO-independent, heme-dependent stimulators. These compounds may be useful for treating, preventing or managing various disorders that are herein disclosed.
    Type: Application
    Filed: December 4, 2018
    Publication date: November 14, 2019
    Inventors: Charles Kim, Takashi Nakai, Thomas Wai-Ho Lee, Joel Moore, Nicholas Robert Perl, Jason Rohde, Rajesh R. Iyengar, Ara Mermerian, Angelika Fretzen
  • Publication number: 20190209644
    Abstract: The present invention relates to stable pharmaceutical compositions comprising linaclotide or pharmaceutically acceptable salts thereof, as well as to various methods and processes for the preparation and use of the compositions.
    Type: Application
    Filed: January 17, 2019
    Publication date: July 11, 2019
    Inventors: Yun Mo, Angelika Fretzen, Brian Cali, Mahendra Dedhiya