% Expired Patents = 100.0

CIPO Patents = 1

Forward Citations = 2

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3 inventors (with patents filed for the assignee):

Yi Zheng (1 out of 42 patents)

Xian Zhang (1 out of 21 patents)

Chun Yang Ding (1 out of 1 patent)

4. Yi Hua Zheng (0 patent)

1 patent: Sort by Forward Citations

1. 7939599 - Substantially completely biodegradable high starch polymer (2011-05-10),

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USPTO Data Jan 1 1976 - Oct 20 2026

1 Patents

#880 in Singapore

#882 in Singapore

Singapore, Singapore

Biostarch Technology Pte. Ltd

Forward Citations = 2

3 inventors:

Yi Zheng (1 out of 42 patents)

Xian Zhang (1 out of 21 patents)

Chun Yang Ding (1 out of 1 patent)

4. Yi Hua Zheng (0 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Biostarch Technology Pte. Ltd. Retrieved from https://idiyas.com/company/biostarch-technology

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]

1 patent (CIPO):

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]