% Expired Patents = 100.0

Forward Citations = 40

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5 inventors (with patents filed for the assignee):

Andrew Guy Livingston (2 out of 18 patents)

Andrew Timothy Boam (1 out of 9 patents)

Andrew Guy Livington (1 out of 1 patent)

4. Jean-Pierre Arcangeli (1 out of 1 patent)

5. Shengfu Zhang (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 7255792 - Method for modifying an organic composition (2007-08-14),

2. 6716352 - Method for removing and recovering aromatic amines by using a non-porous membrane (2004-04-06),

3. 6586638 - Process for removing and recovering of phenolic compounds from aqueous fluids (2003-07-01),

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USPTO Data Jan 1 1976 - Oct 6 2026

3 Patents

#483 in

#4,888 in United Kingdom

GB

Membrane Extraction Technology Limited

Forward Citations = 40

5 inventors:

Andrew Guy Livingston (2 out of 18 patents)

Andrew Timothy Boam (1 out of 9 patents)

Andrew Guy Livington (1 out of 1 patent)

4. Jean-Pierre Arcangeli (1 out of 1 patent)

5. Shengfu Zhang (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Membrane Extraction Technology Limited. Retrieved from https://idiyas.com/company/membrane-extraction-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]