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For the Inventor, By the Inventor

CA

Labopharm Inc.


USPTO Granted Patents = 16



Trademarks = 1

Forward Citations = 410

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35 inventors (with patents filed for the assignee):

goldMedal Jean-Christophe Leroux (7 out of 25 patents)

silverMedal Maxime Ranger (5 out of 7 patents)

bronzeMedal Mircea Alexandru Mateescu (4 out of 7 patents)

4.  Vincent Lenaerts (3 out of 3 patents)

5.  Yves Dumoulin (3 out of 3 patents)

6.  Sonia Gervais (2 out of 18 patents)

7.  David Lessard (2 out of 4 patents)

8.  Sandra Gori (2 out of 3 patents)

9.  Laibin Luo (2 out of 3 patents)

10.  Damon Smith (2 out of 21 patents)

11.  Miloud Rahmouni (2 out of 12 patents)

12.  Vincent Lenaerts (2 out of 5 patents)

13.  Yuan Wang (2 out of 2 patents)

14.  Julie Lafreniere (2 out of 2 patents)

15.  Jean-Francois Meunier (2 out of 2 patents)


16 patents:

1. 7988998 - Sustained-release tramadol formulations with 24-hour efficacy (2011-08-02),
2. 7838600 - Process for the preparation of amphiphilic poly(N-vinyl-2-pyrrolidone) block copolymers (2010-11-23),
3. 7829120 - Trazodone composition for once a day administration (2010-11-09),
4. 7510731 - Water-soluble stabilized self-assembled polyelectrolytes (2009-03-31),
5. 7262253 - Process for the preparation of amphiphilic poly (N-vinyl-2-pyrrolidone) block copolymers (2007-08-28),
6. 7094810 - pH-sensitive block copolymers for pharmaceutical compositions (2006-08-22),
7. 7018655 - Amphiphilic diblock, triblock and star-block copolymers and their pharmaceutical compositions (2006-03-28),
8. 6939564 - Water-soluble stabilized self-assembled polyelectrolytes (2005-09-06),
9. 6780428 - Unimolecular polymeric micelles with an ionizable inner core (2004-08-24),
10. 6780324 - Preparation of sterile stabilized nanodispersions (2004-08-24),
11. 6419957 - Cross-linked high amylose starch having functional groups as a matrix for the slow release of pharmaceutical agents (2002-07-16),
12. 6338859 - Polymeric micelle compositions (2002-01-15),
13. 5885615 - Pharmaceutical controlled release tablets containing a carrier made of (1999-03-23),
14. 5616343 - Cross-linked amylose as a binder/disintegrant in tablets (1997-04-01),
15. 5603956 - Cross-linked enzymatically controlled drug release (1997-02-18),
Company Overview
Labopharm Inc. is a Canadian pharmaceutical company focused on the development and commercialization of innovative drug delivery technologies. The company specializes in creating advanced formulations that enhance the therapeutic efficacy and patient experience of existing medications. With a commitment to improving healthcare outcomes, Labopharm leverages its expertise in drug formulation and delivery systems to address unmet medical needs, particularly in the areas of pain management and chronic conditions.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

16 Patents

#46 in

#931 in Canada

#37,868 in the World

CA
CA

Labopharm Inc.

Forward Citations = 410

35 inventors:

goldMedal Jean-Christophe Leroux (7 out of 25 patents)

silverMedal Maxime Ranger (5 out of 7 patents)

bronzeMedal Mircea Alexandru Mateescu (4 out of 7 patents)

4.  Vincent Lenaerts (3 out of 3 patents)

5.  Yves Dumoulin (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Labopharm Inc.. Retrieved from https://idiyas.com/company/labopharm

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]
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