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For the Inventor, By the Inventor

Grand Cayman, Cayman Islands

Novagen Holding Corporation


USPTO Granted Patents = 16



Trademarks = 1

Forward Citations = 97

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10 inventors (with patents filed for the assignee):

goldMedal Haitao Wang (16 out of 16 patents)

silverMedal Rui Zhang (16 out of 16 patents)

bronzeMedal Jing Xu (16 out of 16 patents)

4.  Longbin Liu (16 out of 16 patents)

5.  Yong Du (14 out of 14 patents)

6.  Jizhi Li (7 out of 7 patents)

7.  Ling Wang (7 out of 7 patents)

8.  Chunsheng Mao (6 out of 6 patents)

9.  Du Yong (2 out of 2 patents)

10.  Chungsheng Mao (1 out of 1 patent)

11.  Longbin Liu (0 patent)


16 patents:

1. 11279742 - Recombinant human EPO-FC fusion proteins with prolonged half-life and enhanced erythropoietic activity in vivo (2022-03-22),
2. 11028398 - Fusion proteins having mutated immunoglobulin hinge region (2021-06-08),
3. 10538565 - Method of treating diseases with recombinant human interferon-like proteins (2020-01-21),
4. 10233223 - Recombinant human EPO-Fc fusion proteins with prolonged half-life and enhanced erythropoietic activity in vivo (2019-03-19),
5. 10117949 - Recombinant human EPO-Fc fusion proteins with prolonged half-life and enhanced erythropoietic activity in vivo (2018-11-06),
6. 9982028 - Recombinant human interferon-like proteins (2018-05-29),
7. 9375487 - Recombinant human EPO-FC fusion proteins with prolonged half-life and enhanced erythropoietic activity in vivo (2016-06-28),
8. 9234022 - Recombinant human interferon-like proteins and method of treatment using them (2016-01-12),
9. 8431132 - Recombinant human EPO-FC fusion proteins with prolonged half-life and enhanced erythropoietic activity in vivo (2013-04-30),
10. 8425895 - Recombinant human interferon-like proteins (2013-04-23),
11. 8067548 - Fusion proteins having mutated immunoglobulin hinge region (2011-11-29),
12. 7964375 - Polynucleotides encoding human EPO-FC fusion proteins with prolonged half-life and enhanced erythropoietic activity in vivo (2011-06-21),
13. 7868151 - Recombinant human interferon-like proteins (2011-01-11),
14. 7867482 - Recombinant human interferon-like proteins (2011-01-11),
15. 7625564 - Recombinant human EPO-Fc fusion proteins with prolonged half-life and enhanced erythropoietic activity in vivo (2009-12-01),
Company Overview
Novagen Holding Corporation is a diversified company based in Grand Cayman, specializing in the development and manufacturing of innovative solutions across various sectors. The organization focuses on advancing technologies in fields such as biotechnology and pharmaceuticals, contributing to the enhancement of health and wellness. With a commitment to research and development, Novagen aims to deliver cutting-edge products that address complex challenges in the life sciences industry, fostering growth and innovation in its areas of expertise.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

16 Patents

#49 in Grand Cayman

#65 in Cayman Islands

#37,831 in the World

Grand Cayman, KY
Grand Cayman, Cayman Islands

Novagen Holding Corporation

Forward Citations = 97

10 inventors:

goldMedal Haitao Wang (16 out of 16 patents)

silverMedal Rui Zhang (16 out of 16 patents)

bronzeMedal Jing Xu (16 out of 16 patents)

4.  Longbin Liu (16 out of 16 patents)

5.  Yong Du (14 out of 14 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Novagen Holding Corporation. Retrieved from https://idiyas.com/company/novagen-holding

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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