Prosecution Insights
Last updated: April 19, 2026

Chiyoda Corporation

5 pending office actions

Portfolio Summary

5
Total Pending OAs
1
Final Rejections
4
Non-Final OAs

Pending Office Actions

App #TitleExaminerArt UnitStatusFiled
19126562 PROGRESS PREDICTION METHOD, PROGRESS PREDICTION DEVICE, AND PROGRESS PREDICTION PROGRAM FOR PROJECT WARNER, PHILIP N 3624 Non-Final OA May 01, 2025
18555886 HYDROGENATION CATALYST, FLOW-TYPE ORGANIC SYNTHESIS SYSTEM USING THE SAME, AND MANUFACTURING METHOD OF HYDROGENATED ORGANIC COMPOUND HAILEY, PATRICIA L 1732 Non-Final OA Oct 18, 2023
18026720 HYDROGEN STATION AND HYDROGEN PRODUCING METHOD NGUYEN, HUY TRAM 1774 Non-Final OA Mar 16, 2023
17791104 SYSTEM FOR TRANSFERRING FLUID AND FLUID TRANSFER METHOD MOORE, DEVON TYLEN 3763 Final Rejection Jul 06, 2022
17710239 OPERATION STATE ESTIMATION SYSTEM, TRAINING DEVICE, ESTIMATION DEVICE, STATE ESTIMATOR GENERATION METHOD, AND ESTIMATION METHOD LOPEZ ALVAREZ, OLVIN 2117 Non-Final OA Mar 31, 2022

Managing Chiyoda Corporation'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