For the Inventor, By the Inventor

Enter assignee name

St. Gallen, Switzerland

Vifor (International) Ag

USPTO Granted Patents = 29

% Expired Patents = 24.1

Trademarks = 1

Forward Citations = 146

Loading Chart...

Loading Chart...

52 inventors (with patents filed for the assignee):

Peter Geisser (17 out of 18 patents)

Erik Philipp (15 out of 29 patents)

Stefan Reim (13 out of 13 patents)

4. Franz Dürrenberger (12 out of 12 patents)

5. Michael Burgert (11 out of 11 patents)

6. Susanna Burckhardt (11 out of 11 patents)

7. Wilm Buhr (11 out of 23 patents)

8. Aris Kalogerakis (10 out of 10 patents)

9. Felix Funk (8 out of 8 patents)

10. Thomas Bark (6 out of 6 patents)

11. Camillo Canclini (6 out of 6 patents)

12. Simona Mayer (6 out of 6 patents)

13. Diana Sieber (6 out of 6 patents)

14. Jörg Schmitt (6 out of 7 patents)

15. Katrin Schwarz (6 out of 6 patents)

Core Competencies:

Iron Compositions

Ferroportin Inhibitors

Aqueous Iron Carbohydrate

Iron Deficiency Anemia

Fe(III) Complex Compounds

Transfusion-Dependent Beta-Thalassemia

Iron-Carbohydrate Complexes

Sulfonaminoquinoline Hepcidin Antagonists

Clinical Dosing Schedule

Adsorbent for Phosphate

Liquid Medical Preparation

Dialysis Machine

29 patents: Sort by Forward Citations

1. 12734184 - Clinical dosing schedule of inositol phosphate oligo(ethylene glycol) compounds (2026-09-15),

2. 12533348 - Ferroportin-inhibitors for the use in the treatment of transfusion-dependent beta-thalassemia (TDT) (2026-01-27),

3. 12239657 - Iron compositions and methods of making and using them (2025-03-04),

4. 11590097 - Aqueous iron carbohydrate complexes, their production and medicaments containing them (2023-02-28),

5. 11291645 - Aqueous iron carbohydrate complexes, their production and medicaments containing them (2022-04-05),

6. 11129820 - Ferroportin-inhibitor salts (2021-09-28),

7. 11123321 - Aqueous iron carbohydrate complexes, their production and medicaments containing them (2021-09-21),

8. 11066399 - Ferroportin inhibitors (2021-07-20),

9. 11001579 - Ferroportin inhibitors (2021-05-11),

10. 10738041 - Ferroportin inhibitors (2020-08-11),

11. 10519252 - Aqueous iron carbohydrate complexes, their production and medicaments containing them (2019-12-31),

12. 10364239 - Ferroportin inhibitors (2019-07-30),

13. 9943498 - Fe(III) complex compounds for the treatment and prophylaxis of iron deficiency symptoms and iron deficiency anemias (2018-04-17),

14. 9821947 - Receptacle and method for storing and supplying a liquid and a liquid medical preparation (2017-11-21),

15. 9452152 - Fe(III) complex compounds for the treatment and prophylaxis of iron deficiency symptoms and iron deficiency anemias (2016-09-27),

Company Overview

Vifor (International) AG is a leading global pharmaceutical company based in St. Gallen, Switzerland, specializing in the development and manufacturing of innovative therapies for iron deficiency and related conditions. The organization focuses on research and technology in the fields of hematology and nephrology, aiming to improve patient outcomes through targeted treatments. With a commitment to advancing healthcare, Vifor collaborates with healthcare professionals and institutions worldwide to address critical medical needs.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

29 Patents

#3 in St. Gallen

#457 in Switzerland

#22,570 in the World

St. Gallen, Switzerland

Vifor (International) Ag

Forward Citations = 146

52 inventors:

Peter Geisser (17 out of 18 patents)

Erik Philipp (15 out of 29 patents)

Stefan Reim (13 out of 13 patents)

4. Franz Dürrenberger (12 out of 12 patents)

5. Michael Burgert (11 out of 11 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Vifor (International) Ag. Retrieved from https://idiyas.com/company/vifor-international-ag

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

Loading…