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◈ USPTO PATENT EXAMINER STATISTICS

Examiner Zhe Liu

TECH CENTER 2400 · 1 ART UNIT · 152 DECIDED APPLICATIONS · LAST ACTION JUL 2026
ALLOWANCE RATE = SHARE OF DECIDED APPLICATIONS (ALLOWED + ABANDONED); PENDING EXCLUDED
OVERALL ALLOWANCE RATE · POOLED ACROSS 1 ART UNIT
72%vs 70% art-unit average+2 pts
higher than about 34% of the 32 examiners with published rates in art unit 2493
AU avg 70%
0%
100%
Each short mark is one of the 32 examiners with published rates in art unit 2493; the dot is this examiner. The tick is the art-unit average.

Examiner Zhe Liu has allowed 110 of 152 decided applications.

110 allowed
42 abandoned
Plus 32 applications still pending — not yet decided, so excluded from the rate.
DATA UPDATED JULY 22, 2026

What the data says.reading this examiner

Examiner Zhe Liu's public record spans 1 art unit within Technology Center 2400. Across hundreds of decided applications, the allowance rate is 72%. This figure represents the share of applications that were allowed among all decided applications (allowed and abandoned combined), pooled across the examiner's art units. The 72% rate reflects the historical distribution of dispositions in the examiner's decided caseload and does not characterize individual applications or predict outcomes in any particular prosecution.

How to read these numbers.

This pooled record aggregates data across the examiner's art unit(s). The allowance rate describes past decisions and reflects the proportion of allowed applications among all decided cases in that aggregate. Pooled figures are historical summaries, not predictions about specific applications. Different art units may have distinct examination patterns, and individual application outcomes depend on claim scope, prior art, and other case-specific factors.

These are aggregate statistics from this examiner's past public record — not predictions about any specific application. The per-art-unit figures below show how the record varies across art units. Our approach to patent prosecution →

The record, art unit by art unit.1 art unit

Each section benchmarks this examiner against that art unit's average. Figures are this examiner's own public record within the art unit; the overall rate above pools them.

◈ PRIMARY · ART UNIT 2493
184 APPS · 72% ALLOWANCE

Allowance ratewhere this examiner sits among peers

72%
higher than about 34% of the 32 examiners with published rates in art unit 2493
AU avg 70%
0%
100%
Each short mark is one of the 32 examiners with published rates in art unit 2493; the dot is this examiner. The tick is the art-unit average.

Disposition152 decided applications

110 allowed
42 abandoned
Plus 32 applications still pending — not yet decided, so excluded from the rate.

Pendencymonths from filing

filed
first action 21.6mo
disposed 37.5mo
0
48mo
Art-unit average: first action 23 mo, disposed 36.7 mo.

Rejection groundsexaminer ● vs art-unit average ○

REJECTION RATE = SHARE OF THIS EXAMINER'S APPLICATIONS THAT DREW ≥1 OFFICE-ACTION REJECTION IN WHICH THE GROUND APPEARS

Grounds can co-occur, so the four don't sum to 100%. The art-unit figure is the unweighted mean across examiners in the art unit; §102 and §112 carry no art-unit benchmark.

§101 — Subject-matter eligibility
AU 43
30%
§102 — Anticipation (novelty)
no AU benchmark
38%
§103 — Obviousness
AU 90
98%
§112 — Written description & definiteness
no AU benchmark
75%

Interview benefit

Allowance rate for applications with an examiner interview versus without one.

without
32%
+58 pts
with
90%

A correlation, not proof that interviews cause allowances. Based on 105 decided applications with an interview and 47 without.

// FAQ

Questions about Examiner Zhe Liu

  • What is Examiner Zhe Liu's allowance rate?
    The allowance rate is 72%, representing the share of allowed applications among all decided applications (allowed and abandoned) in the examiner's pooled record.
  • How many art units does this examiner cover?
    Examiner Zhe Liu's public record spans 1 art unit within Technology Center 2400.
  • How many applications does this record cover?
    The pooled record spans hundreds of decided applications. Specific application counts appear in the stat boxes on this page.
  • Does this allowance rate predict my application's outcome?
    No. The pooled allowance rate is a historical summary and is not a prediction of any specific application. Individual outcomes depend on claim scope, prior art, examination history, and other case facts.
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METHODOLOGY & DISCLOSURES

Methodology. This page pools every art unit in which Examiner Zhe Liu has a public record within Technology Center 2400. Statistics are computed from publicly available USPTO records, refreshed on a recurring schedule. This page's data was last updated July 22, 2026. The overall allowance rate is total allowed divided by total decided applications (allowed plus abandoned) across all art units — not an average of the per-art-unit rates; pending applications are excluded. Figures are rounded for display. Pooled sample: 184 applications.

Rejection rates. Each §-rate is the share of this examiner's applications that drew at least one office-action rejection in which that statutory ground appears; applications with no rejection on record are excluded, and because grounds can co-occur the four do not sum to 100%. The art-unit figure beside each is the unweighted mean of the per-examiner rates across the art unit, published for §101 and §103 only. Beside the overall allowance rate we show a benchmark: for a single-art-unit examiner it is exactly that art unit's average, labeled “art-unit average”; for an examiner spanning several art units it is the “weighted peer average” — the per-art-unit averages, weighted by this examiner's application count in each — labeled distinctly because it is a blended figure, not any single art unit's average. Both are built from the same per-art-unit averages the panels show.

Lynch LLP is not affiliated with, endorsed by, or sponsored by the United States Patent and Trademark Office. Examiner statistics are derived from publicly available USPTO data.

These statistics describe past examiner behavior and do not predict the outcome of any particular application. Past results do not guarantee future outcomes. Where this page compares an examiner's allowance rate to an art-unit average, that comparison is a factual description of the public record, not a characterization of any individual examiner's conduct or competence.

This page is for general informational purposes and is not legal advice. No attorney-client relationship is formed by viewing it. Full disclaimers →

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