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For the Inventor, By the Inventor

Framingham, MA, United States of America

Gtc Biotherapeutics, Inc.


USPTO Granted Patents = 11

% Expired Patents = 72.7


Forward Citations = 112

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17 inventors (with patents filed for the assignee):

goldMedal Harry M Meade (8 out of 22 patents)

silverMedal Edward S Cole (2 out of 6 patents)

bronzeMedal Li How Chen (2 out of 3 patents)

4.  Li-How Chen (1 out of 4 patents)

5.  Scott P Fulton (1 out of 7 patents)

6.  Daniel Pollock (1 out of 3 patents)

7.  Katherine Gordon (1 out of 3 patents)

8.  Suzanne Groet (1 out of 4 patents)

9.  Paul DiTullio (1 out of 4 patents)

10.  Sinikka Uotila (1 out of 5 patents)

11.  Kalevi Visuri (1 out of 5 patents)

12.  Geoffrey F Cox (1 out of 1 patent)

13.  Mark A Perreault (1 out of 6 patents)

14.  Ian Krane (1 out of 3 patents)

15.  Michael Young (1 out of 2 patents)


11 patents:

1. 8173860 - Non-human transgenic mammal expressing a human FcRn on its mammary gland cells and expressing a transgenic protein-human Fc-domain fusion (2012-05-08),
2. 7928064 - Transgenically produced antithrombin III (2011-04-19),
3. 7632980 - Modified nucleic acid sequences and methods for increasing mRNA levels and protein expression in cell systems (2009-12-15),
4. 7550263 - Method for the production of fusion proteins in transgenic mammal milk (2009-06-23),
5. 7531632 - Clarification of transgenic milk using depth filtration (2009-05-12),
6. 7501553 - Non-human transgenic mammal comprising a modified MSP-1 nucleic acid (2009-03-10),
7. 7354594 - Merozoite surface protein 1 lacking glycosylation sites (2008-04-08),
8. 7101971 - Erythropoietin analog-human serum albumin fusion (2006-09-05),
9. 7087719 - Method for the crystallization of human serum albumin (2006-08-08),
10. 7045676 - Transgenic animals secreting proteins into milk (2006-05-16),
11. 7019193 - Treatments using transgenic goat produced antithrombin III (2006-03-28),
Company Overview
Gtc Biotherapeutics, Inc. is a biotechnology company based in Framingham, Massachusetts, specializing in the development and commercialization of innovative biopharmaceutical products. The company focuses on harnessing advanced genetic engineering techniques to produce therapeutic proteins and monoclonal antibodies. Gtc Biotherapeutics aims to address unmet medical needs through its research in biologics, leveraging its expertise in protein production and purification to enhance treatment options in various therapeutic areas.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

11 Patents

#22 in Framingham, MA

#1,661 in Massachusetts

#27,529 in US

#51,801 in the World

Framingham, MA (US)
Framingham, MA, United States of America

Gtc Biotherapeutics, Inc.

Forward Citations = 112

17 inventors:

goldMedal Harry M Meade (8 out of 22 patents)

silverMedal Edward S Cole (2 out of 6 patents)

bronzeMedal Li How Chen (2 out of 3 patents)

4.  Li-How Chen (1 out of 4 patents)

5.  Scott P Fulton (1 out of 7 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Gtc Biotherapeutics, Inc.. Retrieved from https://idiyas.com/company/gtc-biotherapeutics

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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