Prosecution Insights
Last updated: April 19, 2026

Spero Renewables LLC

2 pending office actions

Portfolio Summary

2
Total Pending OAs
1
Final Rejections
1
Non-Final OAs

Pending Office Actions

App #TitleExaminerArt UnitStatusFiled
18264167 INTEGRATED PROCESS FOR MAKING DIASTEREOPURE ETHYLENEDIAMINE DISUCCINIC ACID (EDDS) FROM ETHYLENE AND ASPARTIC ACID USING BROMINE AS AN INTERMEDIATE CARR, DEBORAH D 1691 Non-Final OA Aug 03, 2023
17627468 EXTRACTION AND PURIFICATION OF NATURAL FERULATE AND COUMARATE FROM BIOMASS PAGANO, ALEXANDER R 1692 Final Rejection Jan 14, 2022

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