Prosecution Insights
Last updated: April 19, 2026

Kemco

3 pending office actions

Portfolio Summary

3
Total Pending OAs
1
Final Rejections
2
Non-Final OAs

Pending Office Actions

App #TitleExaminerArt UnitStatusFiled
18811789 ALL-IN-ONE NICKEL RECOVERING METHOD FOR NICKEL RECOVERY FROM RAW MATERIALS CONTAINING NICKEL YANG, JIE 1734 Final Rejection Aug 22, 2024
18547653 METHOD FOR PRODUCING SECONDARY BATTERY MATERIAL FROM BLACK MASS ZHANG, KELING NMN 1732 Non-Final OA Aug 23, 2023
18547247 METHOD FOR PRODUCING NICKEL SULFATE SOLUTION FOR SECONDARY BATTERY FROM NICKEL CATHODE RUMP, RICHARD M 1759 Non-Final OA Aug 21, 2023

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