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Burnaby, Canada

Arbutus Biopharma Corporation

USPTO Granted Patents = 57

CIPO Patents = 96

EPO Patents = 28

Trademarks = 4

Forward Citations = 349

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220 inventors (with patents filed for the assignee):

Kallanthottathil G Rajeev (19 out of 193 patents)

Muthusamy Jayaraman (19 out of 64 patents)

Muthiah Manoharan (18 out of 323 patents)

4. James Heyes (13 out of 30 patents)

5. David Butler (11 out of 37 patents)

6. Mark Wood (10 out of 19 patents)

7. Laxman Eltepu (10 out of 12 patents)

8. Bruce D Dorsey (9 out of 54 patents)

9. Jayaprakash K Nair (7 out of 41 patents)

10. Ian MacLachlan (7 out of 50 patents)

11. Jianxin Chen (7 out of 15 patents)

12. Lorne Ralph Palmer (7 out of 28 patents)

13. Alan Martin (6 out of 10 patents)

14. Richard James Holland (6 out of 11 patents)

15. Steven Ansell (6 out of 8 patents)

Core Competencies:

Lipid Nanoparticle Formulations

Nucleic Acid Delivery

Cationic Lipids

Therapeutic Delivery

Targeted Compositions

Liposomal Apparatus

CRISPR Therapeutics

Antiviral Agents

Silencing Hepatitis B Virus

Amino Lipids

Substituted Compounds

Endosomolytic Components

57 patents: Sort by Forward Citations

1. 12453776 - Lipids and compositions for the delivery of therapeutics (2025-10-28),

2. 12357705 - Negatively charged peg-lipid conjugates (2025-07-15),

3. 12350383 - Cationic lipids containing silicon (2025-07-08),

4. 12251470 - Lipid nanoparticle formulations (2025-03-18),

5. 12129467 - Non-liposomal systems for nucleic acid delivery (2024-10-29),

6. 12083118 - Substituted 1,1'-biphenyl compounds, analogues thereof, and methods using same (2024-09-10),

7. 12043833 - Targeted compositions (2024-07-23),

8. 12042541 - Lipids and compositions for the delivery of therapeutics (2024-07-23),

9. 12023383 - Lipid compositions (2024-07-02),

10. 12016929 - Lipid formulations for delivery of therapeutic agents (2024-06-25),

11. 11904052 - Methods for ameliorating infusion reactions (2024-02-20),

12. 11896672 - Targeted nucleic acid conjugate compositions (2024-02-13),

13. 11786598 - Lipid formulations for delivery of therapeutic agents (2023-10-17),

14. 11718852 - Non-liposomal systems for nucleic acid delivery (2023-08-08),

15. 11712476 - Lipids and compositions for the delivery of therapeutics (2023-08-01),

Arbutus Biopharma Corporation is a publicly traded biopharmaceutical company dedicated to discovering, developing, and commercializing a cure for patients suffering from chronic hepatitis B virus (HBV) infection. With an experienced team and a strong pipeline of innovative therapeutic candidates, Arbutus aims to transform the lives of millions affected by this devastating disease. The company's research focuses on advancing a range of drug candidates, including RNA interference (RNAi) -based therapeutics, gene editing technologies, and combination therapies.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

57 Patents

#6 in Burnaby

#229 in Canada

#12,152 in the World

Burnaby, Canada

Arbutus Biopharma Corporation

Forward Citations = 349

220 inventors:

Kallanthottathil G Rajeev (19 out of 193 patents)

Muthusamy Jayaraman (19 out of 64 patents)

Muthiah Manoharan (18 out of 323 patents)

4. James Heyes (13 out of 30 patents)

5. David Butler (11 out of 37 patents)

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