% Expired Patents = 50.0

CIPO Patents = 1

EPO Patents = 7

Forward Citations = 12

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18 inventors (with patents filed for the assignee):

Dimitrios Mantzilas (2 out of 12 patents)

Janne Olsen Frenvik (2 out of 2 patents)

Olav B Ryan (2 out of 5 patents)

4. Jan Roger Karlson (2 out of 9 patents)

5. Judit Tjelmeland Østby (2 out of 2 patents)

6. Thomas Ramdahl (2 out of 5 patents)

7. Alan Cuthbertson (1 out of 41 patents)

8. Gro Elisabeth Hjellum (1 out of 1 patent)

9. Hanne Therese Bonge-Hansen (1 out of 1 patent)

10. Lars Linden (1 out of 6 patents)

11. Bard Indrevoll (10 patents)

12. Jan Børge Jakobsen (1 patent)

13. Bjørn Haugseter (1 patent)

14. Peer Børretzen (2 patents)

15. Ingrid Moen (1 patent)

8 patents: Sort by Forward Citations

1. 11452999 - Isotope preparation method (2022-09-27),

2. 11260136 - Radio-pharmaceutical complexes (2022-03-01),

3. 10729794 - Isotope purification method (2020-08-04),

4. 10702613 - Isotope preparation method (2020-07-07),

5. 10682430 - Alpha-emitting complexes (2020-06-16),

6. 9874550 - Method for the quantification of 227AC in 223RA compositions (2018-01-23),

7. 9827336 - Radio-pharmaceutical complexes (2017-11-28),

8. 9724436 - Alpha-emitting complexes (2017-08-08),

Company Overview

Bayer AG is a German multinational pharmaceutical and life sciences company. It is headquartered in Leverkusen, Germany and operates in multiple sectors including pharmaceuticals, consumer health, agriculture, and animal health. Bayer is known for producing medications such as Aspirin and for its innovative research in healthcare and agriculture.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

8 Patents

#63 in Oslo

#216 in Norway

Oslo, Norway

Bayer as

Forward Citations = 12

18 inventors:

Dimitrios Mantzilas (2 out of 12 patents)

Janne Olsen Frenvik (2 out of 2 patents)

Olav B Ryan (2 out of 5 patents)

4. Jan Roger Karlson (2 out of 9 patents)

5. Judit Tjelmeland Østby (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Bayer as. Retrieved from https://idiyas.com/company/bayer-as

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]

1 patent (CIPO):

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]

7 patents (EPO):

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]