Prosecution Insights
Last updated: October 04, 2026

Nantong Zhenghai Magnet Co. Ltd.

Technology area: Chemistry & Materials

2 pending office actions • 1 art units • 2 examiners • 0 of 2 (0%) have an AI response strategy ready • 1 patents granted in the last 365 days

Analysis

Nantong Zhenghai Magnet Co. Ltd. currently manages 2 pending office actions within the Chemistry & Materials technology area. These matters are handled by 2 distinct examiners across 1 distinct art unit. The 1 distinct art unit suggests that the company's chemistry filings are concentrated within a specific administrative group, indicating a narrow technical scope for the current applications. The assigned art unit represents the total count of such divisions involved in the company's current prosecution.

GROOMS, NOA WILLIAM FRAN is the busiest examiner, overseeing 1 busiest examiner pending office action. With 2 pending office actions and 2 distinct examiners, the prosecution workload is shared between the assigned officials. The 1 busiest examiner pending office action represents the workload for the busiest examiner in the portfolio. The distinct examiners confirm that the prosecution is split across different individuals within the same art unit.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Portfolio Summary

2
Total Pending OAs
1
Non-Final OAs
1
Final Rejections
0
Advisory / Quayle

Case Difficulty Mix

Difficulty is derived from the rejection statutes on the most recent pending office action. §101-driven and multi-statute cases are graded Hard; §112-only and obviousness-type double-patenting cases are graded Easy; everything else is Medium. "Unknown" means we have not yet parsed a statute for that office action.

1
Hard (50%)
1
Medium (50%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only1 (50%)
Multi-statute (no §101)1 (50%)

Industry Mix

How the docket's pending cases split across USPTO tech-center bands.

1
Life Sciences
50% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
0
Mechanical / Eng
0% of docket
1
Business / Other
50% of docket

Time-on-OA Estimate

Manual office-action response work runs about 10 hours per case. The time-saved bands below show what IP Author's prosecution pipeline typically delivers — a conservative 20% on the low end, 35% in the middle, 50% on the high end.

20 h
Manual time on pending OAs
4 h
Time saved (low, 20%)
7 h
Time saved (mid, 35%)
0.2 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
GROOMS, NOA WILLIAM FRAN 1 75.0% +0.0%
STILES, JACOB BENJAMIN 1 0.0% +0.0%

Hard Cases (2)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
18580639 HIGH-PERFORMANCE SINTERED NEODYMIUM-IRON-BORON MAGNET AND PREPARATION METHOD THEREFOR GROOMS, NOA WILLIAM FRAN —
18568831 LOW-COST HIGH-COERCIVITY LACE-RICH NEODYMIUM-IRON-BORON PERMANENT MAGNET, AND PREPARATION METHOD THEREFOR AND USE THEREOF STILES, JACOB BENJAMIN —

Top Art Units

Art UnitApps
1733 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18580639 HIGH-PERFORMANCE SINTERED NEODYMIUM-IRON-BORON MAGNET AND PREPARATION METHOD THEREFOR GROOMS, NOA WILLIAM FRAN — §103§112 Non-Final OA — Pending Jan 19, 2024
18568831 LOW-COST HIGH-COERCIVITY LACE-RICH NEODYMIUM-IRON-BORON PERMANENT MAGNET, AND PREPARATION METHOD THEREFOR AND USE THEREOF STILES, JACOB BENJAMIN 1733 §103 Final Rejection — Pending Dec 10, 2023

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