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For the Inventor, By the Inventor

Aurora, Canada

Helix Biopharma Corporation

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USPTO Granted Patents = 14

% Expired Patents = 7.1



Trademarks = 1

Forward Citations = 218

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19 inventors (with patents filed for the assignee):

goldMedal Wah Yau Wong (9 out of 14 patents)

silverMedal Heman Chao (6 out of 6 patents)

bronzeMedal Baomin Tian (5 out of 6 patents)

4.  Praveen Kumar (5 out of 6 patents)

5.  Marni Diane Uger (4 out of 6 patents)

6.  Jerry McElroy (4 out of 4 patents)

7.  Heman Lap Man Chao (3 out of 4 patents)

8.  John M Docherty (3 out of 3 patents)

9.  Donald Segal (3 out of 3 patents)

10.  Kim Gaspar (2 out of 2 patents)

11.  Sven Rohmann (2 out of 2 patents)

12.  Jodi Dickstein (2 out of 2 patents)

13.  Neil R Cashman (1 out of 36 patents)

14.  Veronica Ciolfi (1 out of 2 patents)

15.  Viengthong Chai (1 out of 1 patent)


14 patents:

1. 12104198 - Restoring function of tumour acidified T cells (2024-10-01),
2. 11931422 - Antibody-urease conjugates for therapeutic purposes (2024-03-19),
3. 11466088 - VEGFR-2 car immune cells to treat cancers (2022-10-11),
4. 10640806 - Restoring function of tumour acidified T cells (2020-05-05),
5. 10316311 - Antibody-urease conjugates (2019-06-11),
6. 9296819 - Antibodies and conjugates that target misfolded prion protein (2016-03-29),
7. 9011924 - Biphasic lipid-vesicle compositions and methods for treating cervical dysplasia by intravaginal delivery (2015-04-21),
8. 8992969 - Biphasic lipid-vesicle compositions and methods for treating cervical dysplasia by intravaginal delivery (2015-03-31),
9. 8986732 - Biphasic lipid-vesicle compositions and methods for treating cervical dysplasia by intravaginal delivery (2015-03-24),
10. 8945529 - Biphasic lipid-vesicle compositions (2015-02-03),
11. 7264800 - Method and composition for inhibiting cancer cell growth (2007-09-04),
12. 7211250 - Method and composition for inhibiting cancer cell growth (2007-05-01),
13. 6787368 - Biosensor method for detecting analytes in a liquid (2004-09-07),
14. 6300141 - Card-based biosensor device (2001-10-09),
Company Overview
Helix Biopharma Corporation is a biotechnology company focused on developing innovative therapies for the treatment of cancer. The organization specializes in the research and development of proprietary drug candidates, particularly in the area of immunotherapy, which aims to harness the body's immune system to combat cancerous cells. Based in Aurora, California, Helix Biopharma is dedicated to advancing its pipeline of therapeutic solutions, leveraging cutting-edge technology to address unmet medical needs in oncology.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 10 2026

Helix Biopharma Corporation USPTO Patent Assignee Logo
14 Patents

#10 in Aurora

#1,078 in Canada

#42,384 in the World

Aurora, CA
Aurora, Canada

Helix Biopharma Corporation

Forward Citations = 218

19 inventors:

goldMedal Wah Yau Wong (9 out of 14 patents)

silverMedal Heman Chao (6 out of 6 patents)

bronzeMedal Baomin Tian (5 out of 6 patents)

4.  Praveen Kumar (5 out of 6 patents)

5.  Marni Diane Uger (4 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Helix Biopharma Corporation. Retrieved from https://idiyas.com/company/helix-biopharma

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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