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Evanston, IL, United States of America

Northfield Laboratories, Inc.

USPTO Granted Patents = 17

% Expired Patents = 47.1

CIPO Patents = 1

Forward Citations = 329

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16 inventors (with patents filed for the assignee):

Arthur L Rosen (10 out of 11 patents)

Lakshman R Sehgal (9 out of 10 patents)

Steven A Gould (8 out of 9 patents)

4. Marc Doubleday (7 out of 11 patents)

5. Richard E DeWoskin (7 out of 7 patents)

6. Richard E De Woskin (7 out of 8 patents)

7. Hansa Sehgal (7 out of 8 patents)

8. Gerald Moss (7 out of 25 patents)

9. Anthony Avella (4 out of 4 patents)

10. Richard L Beissinger (3 out of 5 patents)

11. Darsh T Wasan (3 out of 4 patents)

12. Robert McGinnis (2 out of 2 patents)

13. Gabriel Chavez (2 out of 2 patents)

14. George Hides (1 out of 1 patent)

15. Lahksman R Sehgal (1 out of 1 patent)

17 patents: Sort by Forward Citations

1. 7521417 - Method and apparatus for preparing an acellular red blood cell substitute (2009-04-21),

2. 7435795 - Stabilized hemoglobin solutions (2008-10-14),

3. 7411044 - Polymerized hemoglobin solutions having reduced amounts of tetramer and method for preparing (2008-08-12),

4. 7291592 - Method for treating patients with massive blood loss (2007-11-06),

5. 7202341 - Stabilized hemoglobin solutions (2007-04-10),

6. 7135553 - Polymerized hemoglobin solutions having reduced amounts of tetramer and method for preparing (2006-11-14),

7. 6914127 - Acellular red blood cell substitute (2005-07-05),

8. 6552173 - Acellular red blood cell substitute (2003-04-22),

9. 6498141 - Method and apparatus for preparing an acellular red blood cell substitute (2002-12-24),

10. 6323320 - Acellular red blood cell substitute (2001-11-27),

11. 6133425 - Acellular red blood cell substitute (2000-10-17),

12. 5464814 - Acellular red blood cell substitute (1995-11-07),

13. 5438041 - Oxygen carrying multiple emulsions (1995-08-01),

14. 5217648 - Process for preparation of hemoglobin multiple emulsions (1993-06-08),

15. 5194590 - Acellular red blood cell substitute (1993-03-16),

Northfield Laboratories, Inc. is a biotechnology company based in Evanston, Illinois, specializing in the development of innovative blood substitutes and related medical technologies. The company focuses on creating products that enhance patient care during surgical procedures and trauma situations, aiming to address the limitations of traditional blood transfusions. Through its research efforts, Northfield Laboratories is committed to advancing the field of transfusion medicine and improving outcomes for patients in critical need.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

17 Patents

#17 in Evanston, IL

#972 in Illinois

#18,865 in US

#35,857 in the World

Evanston, IL, United States of America

Northfield Laboratories, Inc.

Forward Citations = 329

16 inventors:

Arthur L Rosen (10 out of 11 patents)

Lakshman R Sehgal (9 out of 10 patents)

Steven A Gould (8 out of 9 patents)

4. Marc Doubleday (7 out of 11 patents)

5. Richard E DeWoskin (7 out of 7 patents)

Please report any incorrect information to [email protected]

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