Prosecution Insights
Last updated: October 27, 2026

State Grid Corporation of China

Technology area: Transportation, E-Commerce & Mechanical Systems

6 pending office actions • 6 art units • 6 examiners • 0 of 6 (0%) have an AI response strategy ready • 6 patents granted in the last 365 days

Analysis

State Grid Corporation of China has 6 pending office actions in the Transportation, E-Commerce & Mechanical Systems technology area. The portfolio is distributed across 6 distinct examiners and 6 distinct art units, with no overlap between the individual matters currently under review. This one-to-one ratio between the 6 pending office actions and the 6 distinct examiners indicates a decentralized prosecution landscape for the company.

The busiest examiner, MILLER, BETHANY MACKENZIE, is responsible for 1 pending office action. Because the 6 pending actions are split among the distinct examiners, each examiner manages exactly one case. This distribution requires the company to navigate different sets of examiner preferences simultaneously within the Transportation, E-Commerce & Mechanical Systems sector. The use of 6 distinct art units for the pending actions indicates that each application is being processed by a different specialized group within the USPTO. This variety in art units suggests that the company's filings are technically diverse, requiring a strategy that accounts for the specific practices of these 6 distinct art units. No single examiner or art unit has oversight of more than one pending action in this data set.

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

Portfolio Summary

6
Total Pending OAs
3
Non-Final OAs
2
Final Rejections
1
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.

5
Hard (83%)
1
Medium (17%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 only1 (17%)
§101 + other2 (33%)
§103 only1 (17%)
Multi-statute (no §101)2 (33%)

Industry Mix

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

1
Life Sciences
17% of docket
2
Information Tech
33% of docket
0
Communications
0% of docket
1
Semiconductors
17% of docket
2
Mechanical / Eng
33% of docket
0
Business / Other
0% 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.

60 h
Manual time on pending OAs
12 h
Time saved (low, 20%)
21 h
Time saved (mid, 35%)
0.5 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
MILLER, BETHANY MACKENZIE 1 55.1% +49.9%
PATEL, JIGNESHKUMAR C 1 79.2% +21.5%
YENINAS, STEVEN LEE 1 73.7% +5.3%
SITTNER, MICHAEL J 1 10.8% +14.8%
ROTARU, OCTAVIAN 1 27.4% +36.8%
LEMA LEMOS, LUIS GUILLERMO 1 60.0% +50.0%

Hard Cases (5)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 5 ordered by deadline are shown.

App #TitleExaminerDue in
19007098 MULTILAYER COMPOSITE INTUMESCENT FIRE-RETARDANT COATING MATERIAL, PREPARATION METHOD THEREFOR, AND METHOD OF USING THE SAME MILLER, BETHANY MACKENZIE —
18874115 INTER-TURN PROTECTION METHOD AND SYSTEM FOR CONVERTER TRANSFORMER PATEL, JIGNESHKUMAR C —
18717473 MULTI-AIR-GAP MAGNETORESISTANCE CURRENT SENSOR FOR ALTERNATING CURRENT AND DIRECT CURRENT, AND CURRENT MEASURING METHOD YENINAS, STEVEN LEE —
18578470 METERING ABNORMALITY ANALYSIS METHOD AND APPARATUS, STORAGE MEDIUM, AND COMPUTER DEVICE SITTNER, MICHAEL J —
18557552 RISK ASSESSMENT METHOD AND SYSTEM FOR WINDAGE YAW FLASHOVER, DEVICE, AND READABLE STORAGE MEDIUM ROTARU, OCTAVIAN —

Interview Candidates (5)

Cases in front of an examiner whose interview lift is 10 percentage points or more — i.e. interviewed cases historically resolve more favorably than non-interviewed ones. The top 5 ordered by deadline are shown.

App #TitleExaminerDue in
19007098 MULTILAYER COMPOSITE INTUMESCENT FIRE-RETARDANT COATING MATERIAL, PREPARATION METHOD THEREFOR, AND METHOD OF USING THE SAME MILLER, BETHANY MACKENZIE —
18874115 INTER-TURN PROTECTION METHOD AND SYSTEM FOR CONVERTER TRANSFORMER PATEL, JIGNESHKUMAR C —
18578470 METERING ABNORMALITY ANALYSIS METHOD AND APPARATUS, STORAGE MEDIUM, AND COMPUTER DEVICE SITTNER, MICHAEL J —
18557552 RISK ASSESSMENT METHOD AND SYSTEM FOR WINDAGE YAW FLASHOVER, DEVICE, AND READABLE STORAGE MEDIUM ROTARU, OCTAVIAN —
18195392 BEACON TIMESLOT ALLOCATION METHOD, APPARATUS, AND DEVICE LEMA LEMOS, LUIS GUILLERMO —

Top Art Units

Art UnitApps
1787 1
2116 1
2858 1
3621 1
3624 1
2419 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19007098 MULTILAYER COMPOSITE INTUMESCENT FIRE-RETARDANT COATING MATERIAL, PREPARATION METHOD THEREFOR, AND METHOD OF USING THE SAME MILLER, BETHANY MACKENZIE 1787 §102§103§112 Non-Final OA — Pending Dec 31, 2024
18874115 INTER-TURN PROTECTION METHOD AND SYSTEM FOR CONVERTER TRANSFORMER PATEL, JIGNESHKUMAR C 2116 §101 Non-Final OA — Pending Dec 12, 2024
18717473 MULTI-AIR-GAP MAGNETORESISTANCE CURRENT SENSOR FOR ALTERNATING CURRENT AND DIRECT CURRENT, AND CURRENT MEASURING METHOD YENINAS, STEVEN LEE 2858 §103§112 Non-Final OA — Pending Jun 07, 2024
18578470 METERING ABNORMALITY ANALYSIS METHOD AND APPARATUS, STORAGE MEDIUM, AND COMPUTER DEVICE SITTNER, MICHAEL J 3621 §101§103§112 Final Rejection — Pending Jan 11, 2024
18557552 RISK ASSESSMENT METHOD AND SYSTEM FOR WINDAGE YAW FLASHOVER, DEVICE, AND READABLE STORAGE MEDIUM ROTARU, OCTAVIAN 3624 §101§112 Final Rejection — Pending Oct 26, 2023
18195392 BEACON TIMESLOT ALLOCATION METHOD, APPARATUS, AND DEVICE LEMA LEMOS, LUIS GUILLERMO 2419 §103 Non-Final OA — Pending May 10, 2023

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Frequently Asked Questions

How many pending USPTO office actions does State Grid Corporation of China have?

State Grid Corporation of China has 6 pending office actions as of October 2026, spread across 6 art units and 6 examiners.

Which USPTO examiner handles the most State Grid Corporation of China applications?

Bethany Mackenzie Miller has the most, with 1 of State Grid Corporation of China's pending office actions.

What technology area are State Grid Corporation of China's patent applications in?

Mostly Transportation, E-Commerce & Mechanical Systems (USPTO Tech Center 3600), based on where its pending office actions are examined.

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