Prosecution Insights
Last updated: April 19, 2026

Kerr Machine Co.

10 pending office actions

Portfolio Summary

10
Total Pending OAs
5
Final Rejections
5
Non-Final OAs

Pending Office Actions

App #TitleExaminerArt UnitStatusFiled
19368876 FRACTURING PUMP ARRANGEMENT USING A PLUNGER WITH AN INTERNAL FLUID PASSAGE ZOLLINGER, NATHAN C 3746 Non-Final OA Oct 24, 2025
19363805 Untitled TREMARCHE, CONNOR J. 3762 Non-Final OA Oct 21, 2025
19358894 FLUID END WITH THREADED DYNAMIC SECTION AYALA DELGADO, ANTHONY 3746 Non-Final OA Oct 15, 2025
19262339 FLUID END PLUG WITH BORE CLEARANCE JARIWALA, CHIRAG 3746 Final Rejection Jul 08, 2025
19193599 ISOLATION GAP IN FLUID END DYNAMIC BODY AYALA DELGADO, ANTHONY 3746 Non-Final OA Apr 29, 2025
19170200 SEALING HIGH PRESSURE FLOW DEVICES BASTIANELLI, JOHN 3753 Final Rejection Apr 04, 2025
19090903 MANIFOLD ASSEMBLY JARIWALA, CHIRAG 3746 Non-Final OA Mar 26, 2025
19073550 FLUID END WITH THREADED DYNAMIC SECTION JARIWALA, CHIRAG 3746 Final Rejection Mar 07, 2025
18508657 HIGH PRESSURE PUMP JARIWALA, CHIRAG 3746 Final Rejection Nov 14, 2023
18334701 MULTI-PIECE FLUID END KASTURE, DNYANESH G 3746 Final Rejection Jun 14, 2023

Managing Kerr Machine Co.'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