Prosecution Insights
Last updated: April 19, 2026

Aptevo Research and Development LLC

4 pending office actions

Portfolio Summary

4
Total Pending OAs
0
Final Rejections
4
Non-Final OAs

Pending Office Actions

App #TitleExaminerArt UnitStatusFiled
18255342 TUMOR-ASSOCIATED ANTIGENS AND CD3-BINDING PROTEINS, RELATED COMPOSITIONS, AND METHODS BUTTICE, AUDREY L 1647 Non-Final OA May 31, 2023
17802927 METHODS AND COMPOSITIONS FOR PREVENTING ADSORPTION OF THERAPEUTIC PROTEINS TO DRUG DELIVERY SYSTEM COMPONENTS KIM, YUNSOO 1641 Non-Final OA Aug 26, 2022
17634631 4-1BB AND OX40 BINDING PROTEINS AND RELATED COMPOSITIONS AND METHODS, ANTIBODIES AGAINST 4-1BB, ANTIBODIES AGAINST OX40 HOPKINS, SAMANTHA LAKE 1641 Non-Final OA Feb 11, 2022
16871597 PROSTATE-SPECIFIC MEMBRANE ANTIGEN BINDING PROTEINS AND RELATED COMPOSITIONS AND METHODS NICKOL, GARY B 1643 Non-Final OA May 11, 2020

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