SEPPURE Patents

Patent portfolio assigned to SEPPURE (verified via public assignee records). Singapore CleanTech (founded 2018); chemical-resistant hollow-fiber membranes for organic solvent nanofiltration (OSN). $12M Series A (SOSV). Patent US20210236998A1 assigned to SEPPURE PTE LTD confirms has_patents=true; exact count not enumerated (Google Patents assignee UI returned 503). No named customers disclosed.