Prosecution Insights
Last updated: April 19, 2026

K&L Gates LLP - Tessera

11 pending office actions • 2 clients

Portfolio Summary

11
Total Pending OAs
3
Final Rejections
8
Non-Final OAs

Client Portfolio (2 clients)

Client (Assignee)Pending OAs
Flagship Pioneering Innovations Vi, LLC 9
Flagship Pioneering Innovations Vi, LLC 2

Pending Office Actions

App #TitleClientExaminerArt UnitStatusFiled
19272711 METHODS AND COMPOSITIONS FOR MODULATING A GENOME Flagship Pioneering Innovations Vi, LLC LEITH, NANCY J 1636 Non-Final OA Jul 17, 2025
19272775 METHODS AND COMPOSITIONS FOR MODULATING A GENOME Flagship Pioneering Innovations Vi, LLC LEITH, NANCY J 1636 Non-Final OA Jul 17, 2025
18590275 HBB-MODULATING COMPOSITIONS AND METHODS Flagship Pioneering Innovations Vi, LLC MEYERING, SHABANA SHABBEER 1635 Final Rejection Feb 28, 2024
18563127 INTEGRASE COMPOSITIONS AND METHODS Flagship Pioneering Innovations Vi, LLC REGA, KYLE THOMAS 1636 Non-Final OA Nov 21, 2023
18469344 SERPINA-MODULATING COMPOSITIONS AND METHODS Flagship Pioneering Innovations Vi, LLC PERSONS, JENNA L 1637 Final Rejection Sep 18, 2023
18282644 LTR TRANSPOSON COMPOSITIONS AND METHODS Flagship Pioneering Innovations Vi, LLC SINGH, ANOOP KUMAR 1632 Non-Final OA Sep 18, 2023
18280749 LENTIVIRUS WITH ALTERED INTEGRASE ACTIVITY Flagship Pioneering Innovations Vi, LLC SPENCE, JENNIFER SUZANNE 1633 Non-Final OA Sep 07, 2023
18278939 TISSUE-SPECIFIC METHODS AND COMPOSITIONS FOR MODULATING A GENOME Flagship Pioneering Innovations Vi, LLC PERSONS, JENNA L 1637 Non-Final OA Aug 25, 2023
17929124 METHODS AND COMPOSITIONS FOR MODULATING A GENOME Flagship Pioneering Innovations Vi, LLC LEE, JAE W 1656 Non-Final OA Sep 01, 2022
17749788 RECOMBINASE COMPOSITIONS AND METHODS OF USE Flagship Pioneering Innovations Vi, LLC NOBLE, MARCIA STEPHENS 1632 Non-Final OA May 20, 2022
17577942 RECOMBINASE COMPOSITIONS AND METHODS OF USE Flagship Pioneering Innovations Vi, LLC MCLEOD, AFRICA MHAIRIE 1635 Final Rejection Jan 18, 2022

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