Prosecution Insights
Last updated: April 19, 2026

Harbisonwalker International Holdings Inc.

2 pending office actions

Portfolio Summary

2
Total Pending OAs
0
Final Rejections
2
Non-Final OAs

Pending Office Actions

App #TitleExaminerArt UnitStatusFiled
18237144 APPARATUS FOR THE ENHANCEMENT OF NON-METALLIC PARTICLE REMOVAL FROM LIQUID METAL FLOWING THROUGH A VESSEL YUEN, JACKY 1735 Non-Final OA Aug 23, 2023
17705786 PHENOLIC RESIN COMPOSITIONS AS BINDERS IN REFRACTORY ARTICLES HEINCER, LIAM J 1767 Non-Final OA Mar 28, 2022

Managing Harbisonwalker International Holdings Inc.'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