Prosecution Insights
Last updated: October 04, 2026

Jichi Medical University

Technology areas: Biotechnology & Pharmaceuticals • Medical Devices & Mechanical Engineering

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

Analysis

Jichi Medical University currently has 3 pending office actions distributed across the Biotechnology & Pharmaceuticals technology area. The portfolio shows a prosecution landscape with 3 distinct examiners and 3 distinct art units involved. This equal count between pending actions, examiners, and art units suggests that the active matters are being handled by different individuals, potentially indicating a variety of distinct research projects.

The busiest examiner, SHEN, WU CHENG WINSTON, is responsible for 1 busiest examiner pending office action. Because the total volume is 3 pending office actions, the busiest examiner pending count is lower than the total, meaning no examiner handles the majority of the work. This distribution across the 3 distinct examiners requires the university to manage different examiner styles and art unit expectations simultaneously.

The involvement of the 3 distinct art units further highlights the breadth of the university's current Biotechnology & Pharmaceuticals filings. With the pending office actions spread across these different units, the prosecution strategy must be adaptable to different technical standards. The data indicates that SHEN, WU CHENG WINSTON and the other examiners play a role in the current active portfolio status for Jichi Medical University.

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

Portfolio Summary

4
Total Pending OAs
4
Non-Final OAs
0
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 2 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

0
Overdue
0
Due this week
2
Due this month
0
Due in next 60 days
0
Due later

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%)
1
Medium (25%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other1 (25%)
§103 only1 (25%)
Multi-statute (no §101)2 (50%)

Industry Mix

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

3
Life Sciences
75% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
1
Mechanical / Eng
25% 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
SHEN, WU CHENG WINSTON 1 23.7% +25.5%
XU, QING 1 50.9% +55.2%
MARLEN, TAMMIE K 1 75.2% +21.0%
GRABER, JAMES J 1 46.7% +57.7%

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
17176390 PHYSIOLOGICAL INFORMATION PROCESSING APPARATUS, PHYSIOLOGICAL INFORMATION PROCESSING METHDO AND STORAGE MEDIUM MARLEN, TAMMIE K 12d
17914323 TEMPORARY TREATMENT MEDIUM, TREATMENT KIT, EMBRYOGENESIS ARREST INHIBITOR, EMBRYOGENESIS ARREST INHIBITORY METHOD, DEVELOPMENTAL ENGINEERING PRODUCT PREPARATION METHOD, TRANSPLANTATION METHOD, THERAPEUTIC METHOD, AND DEVELOPMENTAL ENGINEERING PRODUCT SHEN, WU CHENG WINSTON —
17042819 GENOME EDITING METHOD, COMPOSITION, CELL, CELL PREPARATION, AND METHOD FOR PRODUCING CELL PREPARATION GRABER, JAMES J —

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
17176390 PHYSIOLOGICAL INFORMATION PROCESSING APPARATUS, PHYSIOLOGICAL INFORMATION PROCESSING METHDO AND STORAGE MEDIUM MARLEN, TAMMIE K 12d
17782531 PREPARATION OF ADIPOSE TISSUE-DERIVED CELL POPULATION XU, QING 21d
17914323 TEMPORARY TREATMENT MEDIUM, TREATMENT KIT, EMBRYOGENESIS ARREST INHIBITOR, EMBRYOGENESIS ARREST INHIBITORY METHOD, DEVELOPMENTAL ENGINEERING PRODUCT PREPARATION METHOD, TRANSPLANTATION METHOD, THERAPEUTIC METHOD, AND DEVELOPMENTAL ENGINEERING PRODUCT SHEN, WU CHENG WINSTON —
17042819 GENOME EDITING METHOD, COMPOSITION, CELL, CELL PREPARATION, AND METHOD FOR PRODUCING CELL PREPARATION GRABER, JAMES J —

Top Art Units

Art UnitApps
1682 1
1656 1
3796 1
1631 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
17914323 TEMPORARY TREATMENT MEDIUM, TREATMENT KIT, EMBRYOGENESIS ARREST INHIBITOR, EMBRYOGENESIS ARREST INHIBITORY METHOD, DEVELOPMENTAL ENGINEERING PRODUCT PREPARATION METHOD, TRANSPLANTATION METHOD, THERAPEUTIC METHOD, AND DEVELOPMENTAL ENGINEERING PRODUCT SHEN, WU CHENG WINSTON 1682 §102§103§112 Non-Final OA — Pending Sep 24, 2022
17782531 PREPARATION OF ADIPOSE TISSUE-DERIVED CELL POPULATION XU, QING 1656 §103 Non-Final OA 21d Pending Jun 03, 2022
17176390 PHYSIOLOGICAL INFORMATION PROCESSING APPARATUS, PHYSIOLOGICAL INFORMATION PROCESSING METHDO AND STORAGE MEDIUM MARLEN, TAMMIE K 3796 §101§102§103§112 Non-Final OA 12d Pending Feb 16, 2021
17042819 GENOME EDITING METHOD, COMPOSITION, CELL, CELL PREPARATION, AND METHOD FOR PRODUCING CELL PREPARATION GRABER, JAMES J 1631 §102§103 Non-Final OA — Pending Sep 28, 2020

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