Prosecution Insights
Last updated: October 25, 2026

Peking University First Hospital

Technology areas: Biotechnology & Pharmaceuticals • Chemistry & Materials

4 pending office actions • 3 art units • 4 examiners • 0 of 4 (0%) have an AI response strategy ready • 1 patents granted in the last 365 days

Analysis

Peking University First Hospital currently has 4 pending office actions in the Biotechnology & Pharmaceuticals technology area. These actions are spread across 4 distinct examiners and 3 distinct art units, showing a relatively broad distribution of review for the portfolio. This distribution suggests that the hospital is pursuing multiple distinct innovations within the biotech field. For a practitioner, this variety is beneficial as it prevents the entire portfolio's progress from being dependent on a single examiner's perspective or the specific practices of one art unit, providing a more resilient prosecution strategy.

MCGUIRK, JOHN SCHUYLER is the busiest examiner, overseeing 1 busiest examiner pending action. This indicates that the 4 pending office actions are evenly distributed, with each of the 4 distinct examiners responsible for a single action. This balanced workload across multiple examiners and 3 distinct art units allows the hospital to navigate the patent office through several channels simultaneously. Each of the 4 pending office actions can be managed with a tailored approach, responding to the specific technical and legal concerns raised by each individual examiner to maximize the chances of allowance across the portfolio.

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

Portfolio Summary

4
Total Pending OAs
1
Non-Final OAs
3
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.

3
Hard (75%)
0
Medium (0%)
1
Easy (25%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 only1 (25%)
§101 + other2 (50%)
§112 only1 (25%)

Industry Mix

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

4
Life Sciences
100% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
0
Mechanical / Eng
0% 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.

40 h
Manual time on pending OAs
8 h
Time saved (low, 20%)
14 h
Time saved (mid, 35%)
0.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
MCGUIRK, JOHN SCHUYLER 1 77.8% +49.3%
SALMON, KATHERINE D 1 42.9% +37.7%
SCHULTZHAUS, JANNA NICOLE 1 35.4% +38.2%
MINCHELLA, KAITLYN L 1 26.4% +21.7%

Hard Cases (3)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 3 ordered by deadline are shown.

App #TitleExaminerDue in
18273213 GENE COMBINATION FOR HUMAN TUMOR GRADING, AND USE THEREOF SALMON, KATHERINE D —
17755721 METHOD AND DEVICE FOR CLASSIFICATION OF URINE SEDIMENT GENOMIC DNA, AND USE OF URINE SEDIMENT GENOMIC DNA SCHULTZHAUS, JANNA NICOLE —
17609036 cfDNA CLASSIFICATION METHOD, APPARATUS AND APPLICATION MINCHELLA, KAITLYN L —

Interview Candidates (4)

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 4 ordered by deadline are shown.

App #TitleExaminerDue in
18412482 LATERAL FLOW IMMUNOASSAY DEVICE FOR ALBUMIN DETECTION MCGUIRK, JOHN SCHUYLER —
18273213 GENE COMBINATION FOR HUMAN TUMOR GRADING, AND USE THEREOF SALMON, KATHERINE D —
17755721 METHOD AND DEVICE FOR CLASSIFICATION OF URINE SEDIMENT GENOMIC DNA, AND USE OF URINE SEDIMENT GENOMIC DNA SCHULTZHAUS, JANNA NICOLE —
17609036 cfDNA CLASSIFICATION METHOD, APPARATUS AND APPLICATION MINCHELLA, KAITLYN L —

Top Art Units

Art UnitApps
1685 2
1798 1
1682 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18412482 LATERAL FLOW IMMUNOASSAY DEVICE FOR ALBUMIN DETECTION MCGUIRK, JOHN SCHUYLER 1798 §112 Non-Final OA — Pending Jan 13, 2024
18273213 GENE COMBINATION FOR HUMAN TUMOR GRADING, AND USE THEREOF SALMON, KATHERINE D 1682 §101 Final Rejection — Pending Jul 19, 2023
17755721 METHOD AND DEVICE FOR CLASSIFICATION OF URINE SEDIMENT GENOMIC DNA, AND USE OF URINE SEDIMENT GENOMIC DNA SCHULTZHAUS, JANNA NICOLE 1685 §101§103§112 Final Rejection — Pending Nov 21, 2022
17609036 cfDNA CLASSIFICATION METHOD, APPARATUS AND APPLICATION MINCHELLA, KAITLYN L 1685 §101§112 Final Rejection — Pending Apr 05, 2022

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Frequently Asked Questions

How many pending USPTO office actions does Peking University First Hospital have?

Peking University First Hospital has 4 pending office actions as of October 2026, spread across 3 art units and 4 examiners.

Which USPTO examiner handles the most Peking University First Hospital applications?

John Schuyler Mcguirk has the most, with 1 of Peking University First Hospital's pending office actions.

What technology area are Peking University First Hospital's patent applications in?

Mostly Biotechnology & Pharmaceuticals (USPTO Tech Center 1600), based on where its pending office actions are examined.

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