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Torcan Chemical Ltd

USPTO Granted Patents = 18

Forward Citations = 78

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18 inventors (with patents filed for the assignee):

Clarke Slemon (7 out of 9 patents)

Yee-Fung Lu (6 out of 6 patents)

Jan Oudenes (5 out of 17 patents)

4. Raymond So (4 out of 4 patents)

5. Teng-Ko Ngooi (4 out of 4 patents)

6. Casimir G Antczak (4 out of 4 patents)

7. Bob Macel (3 out of 3 patents)

8. James L Tindall (2 out of 2 patents)

9. Hartford W Manning (2 out of 2 patents)

10. Kanjai Khumtaveeporn (1 out of 4 patents)

11. Wen-Lung Yeh (1 out of 3 patents)

12. Trina Cherryle Cosway (1 out of 1 patent)

13. Yong Tao (1 out of 4 patents)

14. Jeffry D McGolrick (1 out of 1 patent)

15. Dan To (1 out of 1 patent)

18 patents: Sort by Forward Citations

1. 6677453 - Production of polymorphic forms I and II of finasteride by complexation with group I or II metal salts (2004-01-13),

2. 6271005 - Enzymatic resolution of aminotetralins (2001-08-07),

3. 6204383 - Processes for preparing sildenafil (2001-03-20),

4. 6048981 - Magnesium omeprazole and process for its preparation (2000-04-11),

5. 5981757 - Nizatidine preparation (1999-11-09),

6. 5783702 - Preparation of cisapride (1998-07-21),

7. 5734083 - Sertraline polymorph (1998-03-31),

8. 5700945 - Process for preparing nizatidine (1997-12-23),

9. 5684177 - Misoprostol (1997-11-04),

10. 5665884 - Preparation of cisapride (1997-09-09),

11. 5585387 - Prepration of cisapride (1996-12-17),

12. 5541335 - Process for preparing nizatidine (1996-07-30),

13. 5470983 - Preparation of omeprazole and lansoprazole, and intermediates useful (1995-11-28),

14. 5374730 - Preparation of omeprazole and lansoprazole (1994-12-20),

15. 5371240 - Process for the preparation of pure thiophene derivatives (1994-12-06),

Torcan Chemical Ltd is a leading distributor of industrial chemicals and specialty products in Canada. With over 30 years of experience, we provide high-quality chemicals for various industries including construction, food processing, pharmaceuticals, and more. Our team is dedicated to ensuring customer satisfaction through excellent service and reliable products.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

18 Patents

#6 in Aurora

#777 in Canada

#33,147 in the World

Torcan Chemical Ltd

Forward Citations = 78

18 inventors:

Clarke Slemon (7 out of 9 patents)

Yee-Fung Lu (6 out of 6 patents)

Jan Oudenes (5 out of 17 patents)

4. Raymond So (4 out of 4 patents)

5. Teng-Ko Ngooi (4 out of 4 patents)

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