Prosecution Insights
Last updated: April 19, 2026

Qiagen GmbH

11 pending office actions

Portfolio Summary

11
Total Pending OAs
4
Final Rejections
7
Non-Final OAs

Pending Office Actions

App #TitleExaminerArt UnitStatusFiled
19196130 METHOD FOR ISOLATING HIGHLY PURE NUCLEIC ACID WITH MAGNETIC PARTICLES KRISHNAN, GANAPATHY 1693 Final Rejection May 01, 2025
18343296 METHOD FOR ISOLATING RNA WITH HIGH YIELD OLSON, ANDREA STEFFEL 1693 Non-Final OA Jun 28, 2023
17907610 NUCLEIC ACID PURIFICATION FROM FIXED BIOLOGICAL SAMPLES CHUNDURU, SURYAPRABHA 1681 Final Rejection Sep 28, 2022
17785251 METHOD FOR ENRICHING VESICULAR RNA KRISHNAN, GANAPATHY 1693 Non-Final OA Jun 14, 2022
17636582 COMPOSITIONS AND METHODS FOR AMPLIFICATION OF STR LOCI LU, FRANK WEI MIN 1683 Non-Final OA Feb 18, 2022
17620612 METHOD FOR ENRICHING NUCLEIC ACIDS BY SIZE BRANDSEN, BENJAMIN MICHAEL 1693 Non-Final OA Dec 17, 2021
17416814 URINE STABILIZATION TSAY, MARSHA M 1656 Final Rejection Jun 21, 2021
17344792 METHOD FOR ISOLATING POLY(A) NUCLEIC ACIDS SISSON, BRADLEY L 1682 Non-Final OA Jun 10, 2021
17051310 LYSIS METHOD FOR PLANT SAMPLES LU, FRANK WEI MIN 1683 Non-Final OA Oct 28, 2020
16848117 METHOD, LYSIS SOLUTION AND KIT FOR SELECTIVELY DEPLETING ANIMAL NUCLEIC ACIDS IN A SAMPLE DACE DENITO, ALEXANDRA GERALDINE 1636 Non-Final OA Apr 14, 2020
13703309 METHOD FOR DETERMINATION OF TARGET CELLS OR TISSUE FOR EXTRACTION OF BIOMOLECULES FROM FIXED BIOLOGICAL SAMPLES LU, FRANK WEI MIN 1683 Final Rejection Dec 10, 2012

Managing Qiagen GmbH's Patent Portfolio?

IP Author helps IP teams respond to office actions faster with AI-generated responses, examiner analytics, and prosecution intelligence.

Start Free Trial

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month