1. Sanofi-aventis (5 from 389 patents)

2. Aventis Pharma S.a. (4 from 377 patents)

3. Novexel (3 from 4 patents)

4. Astrazeneca Ab (2 from 1,500 patents)

5. Other (1 from 832,843 patents)

6. Sanofi-a Ventis Deutschland Gmbh (1 from 1,829 patents)

7. Sanofi (1,454 patents)

1. 8207355 - Method for preparing azetidine derivatives

2. 8178554 - Heterocyclic compounds, their preparation and their use as medicaments, in particular as anti-bacterial agents

3. 8148540 - Heterocyclic compounds, their preparation and their use as medicaments, in particular as anti-bacterial agents

4. 8119813 - [object Object]

5. 8071788 - Method and intermediates for the preparation of derivatives of N-(1-benzhydrylazetidin-3-yl)-N-phenylmethylsulfonamide

6. 8067435 - Nitrogen-containing heterocyclic compounds, their preparation and their use as antibacterial drugs

7. 8063219 - Nitrogenous heterocyclic compounds, preparation thereof and use thereof as antibacterial medicaments

8. 7732610 - Heterocyclic compounds, their preparation and their use as medicaments, in particular as anti-bacterial agents

9. 7652154 - Method and intermediates for the preparation of derivatives of N (1-benzhydrylazetidin-3-yl)-N-phenylmethylsulfonamide

10. 7638529 - Heterocyclic compounds, their preparation and their use as medicaments, in particular as anti-bacterial agents

11. 7612087 - Heterocyclic compounds as inhibitors of beta-lactamases

12. 7439253 - Heterocyclic compounds, their preparation and their use as medicaments, in particular as antibacterials and beta-lactamase inhibitors

13. 7429668 - Method and intermediates for the preparation of derivatives of N-(1-benzhydrylazetidin-3-yl)-N-phenylmethylsulfonamide

14. 7399770 - Thieno-imino acid derivatives for use as matrix metalloproteinase inhibitors

15. 7288549 - Heterocyclic compounds, method for preparing same and use thereof as medicines, in particular as antibacterial agents