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Cambridge, MA, United States of America

Biopure Corporation

USPTO Granted Patents = 37

% Expired Patents = 21.6

Trademarks = 4

Forward Citations = 559

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20 inventors (with patents filed for the assignee):

William Richard Light (20 out of 22 patents)

Maria S Gawryl (17 out of 17 patents)

Robert A Houtchens (16 out of 17 patents)

4. Carl W Rausch (13 out of 14 patents)

5. Anthony J Laccetti (5 out of 11 patents)

6. Bing L Wong (5 out of 5 patents)

7. Yung-Pin Chen (4 out of 9 patents)

8. Mario J Feola (4 out of 7 patents)

9. Thomas C Page (4 out of 5 patents)

10. Edward E Jacobs, Jr (4 out of 4 patents)

11. Yong-Qiang Shen (4 out of 4 patents)

12. Beverly A Teicher (3 out of 9 patents)

13. Jose O Torres (2 out of 2 patents)

14. Robert E Hopkins, 2nd (2 out of 2 patents)

15. Javed Baqai (1 out of 1 patent)

Core Competencies:

Hemoglobin Solutions

Oxygen Transport

Blood Substitutes

Polymerized Hemoglobin

Purification Methods

Red Blood Cells

Stabilized Hemoglobin

Tumor Treatment

Diafiltration

Cefaclor Production

Chemotherapeutic Agents

Prion Removal

37 patents: Sort by Forward Citations

1. 7553613 - Use of defibrinated blood for manufacture of hemoglobin-based oxygen carrier (2009-06-30),

2. 7459535 - Method of forming a polymerized hemoglobin solution from stabilized hemoglobin (2008-12-02),

3. 7267817 - Method for improving oxygen transport by stored red blood cells (2007-09-11),

4. 7135554 - Method of forming a polymerized hemoglobin solution from stabilized hemoglobin (2006-11-14),

5. 7041800 - Preserving a hemoglobin blood substitute with a transparent overwrap (2006-05-09),

6. 7041799 - Preserving a hemoglobin blood substitute with a transparent overwrap (2006-05-09),

7. 7001715 - Purification of red blood cells by separation and diafiltration (2006-02-21),

8. 6986984 - Use of defibrinated blood for manufacture of a hemoglobin-based oxygen carrier (2006-01-17),

9. 6811778 - Method for improving oxygen transport by stored red blood cells (2004-11-02),

10. 6610832 - Preserving a hemoglobin blood substitute with a transparent overwrap (2003-08-26),

11. 6541449 - Increasing function of organs having reduced red blood cell flow (2003-04-01),

12. 6518010 - Use of defibrinated blood for manufacture of a hemoglobin-based oxygen carrier (2003-02-11),

13. 6506725 - Ultra pure hemoglobin solutions and blood-substitutes (2003-01-14),

14. 6288027 - Preserving a hemoglobin blood substitute with a transparent overwrap (2001-09-11),

15. 6271351 - Method for preserving a hemoglobin blood substitute (2001-08-07),

Company Overview

Biopure Corporation, based in Cambridge, MA, specializes in the development of innovative blood substitutes and oxygen therapeutics. The company focuses on creating products that enhance oxygen delivery to tissues, aiming to address critical medical needs in various healthcare settings. With a strong emphasis on research and development, Biopure is dedicated to advancing its technologies to improve patient outcomes and support medical professionals in their efforts to provide effective care.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

37 Patents

#76 in Cambridge, MA

#538 in Massachusetts

#9,251 in US

#18,260 in the World

Cambridge, MA, United States of America

Biopure Corporation

Forward Citations = 559

20 inventors:

William Richard Light (20 out of 22 patents)

Maria S Gawryl (17 out of 17 patents)

Robert A Houtchens (16 out of 17 patents)

4. Carl W Rausch (13 out of 14 patents)

5. Anthony J Laccetti (5 out of 11 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Biopure Corporation. Retrieved from https://idiyas.com/company/biopure

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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