Prosecution Insights
Last updated: April 19, 2026

K&L Gates LLP - Sana

6 pending office actions • 1 client

Portfolio Summary

6
Total Pending OAs
3
Final Rejections
3
Non-Final OAs

Client Portfolio (1 client)

Client (Assignee)Pending OAs
Flagship Pioneering Innovations V, Inc. 6

Pending Office Actions

App #TitleClientExaminerArt UnitStatusFiled
18154618 COMPOSITIONS FOR FACILITATING MEMBRANE FUSION AND USES THEREOF Flagship Pioneering Innovations V, Inc. LIU, TRACY 1614 Final Rejection Jan 13, 2023
18004403 METHODS AND COMPOSITIONS FOR PRODUCING VIRAL FUSOSOMES Flagship Pioneering Innovations V, Inc. BERKE-SCHLESSEL, DAVID W 1651 Final Rejection Jan 05, 2023
17293802 FUSOSOME COMPOSITIONS FOR T CELL DELIVERY Flagship Pioneering Innovations V, Inc. LEITH, NANCY J 1636 Final Rejection May 13, 2021
17293797 FUSOSOME COMPOSITIONS FOR HEMATOPOIETIC STEM CELL DELIVERY Flagship Pioneering Innovations V, Inc. SMALL, KATHERINE R 1633 Non-Final OA May 13, 2021
17055077 FUSOSOME COMPOSITIONS AND USES THEREOF Flagship Pioneering Innovations V, Inc. MIANO, JOSEPH PAUL 1631 Non-Final OA Nov 12, 2020
16970216 COMPOSITIONS AND METHODS FOR MEMBRANE PROTEIN DELIVERY Flagship Pioneering Innovations V, Inc. RIGA, MICHAEL ANGELO 1634 Non-Final OA Aug 14, 2020

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