% Expired Patents = 16.7

EPO Patents = 3

Forward Citations = 15

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1 inventor (with patents filed for the assignee):

Donald A Wellings (6 out of 7 patents)

6 patents: Sort by Forward Citations

1. 11273207 - Microparticles (2022-03-15),

2. 10500140 - Microparticle composition and use thereof (2019-12-10),

3. 10471130 - Microparticles (2019-11-12),

4. 10266652 - Cross-linked poly-E-lysine non-particulate support (2019-04-23),

5. 9938378 - Cross-linked poly-E-lysine non-particulate support (2018-04-10),

6. 8906404 - Three dimensional porous polymeric structure having a pore-size range of 1/10 to 10 times the average pore size (2014-12-09),

Company Overview

Spheritech Ltd. is a leading provider of advanced technology solutions for the aerospace industry. With a focus on innovative materials and precision engineering, we specialize in creating components for space exploration and satellite systems. Our team of experts has a proven track record of delivering high-quality products that exceed customer expectations. Visit our website to learn more about our cutting-edge solutions.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

6 Patents

#6 in Runcorn

#2,679 in United Kingdom

Runcorn, United Kingdom

Spheritech Ltd.

Forward Citations = 15

1 inventor:

Donald A Wellings (6 out of 7 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Spheritech Ltd.. Retrieved from https://idiyas.com/company/spheritech

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]

3 patents (EPO):

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]