Prosecution Insights
Last updated: October 04, 2026

BEIJING JIAOTONG UNIVERSITY

Technology areas: Chemistry & Materials • Transportation, E-Commerce & Mechanical Systems

4 pending office actions • 2 art units • 4 examiners • 0 of 4 (0%) have an AI response strategy ready • 9 patents granted in the last 365 days

Analysis

BEIJING JIAOTONG UNIVERSITY maintains a portfolio with 4 pending office actions concentrated in the Chemistry & Materials technology area. These matters are distributed across 4 distinct examiners, which indicates that each active case is being handled by a different individual at the patent office. Despite the variety of examiners, the work is centralized within 2 distinct art units, suggesting a thematic overlap in the underlying chemical or material technologies being prosecuted.

MILLER-CRUZ, EKANDRA S. is the busiest examiner for this entity, currently managing 1 pending office action. Because the workload is distributed such that no single examiner holds all of the cases, the university must navigate the specific preferences of multiple officials simultaneously within the 2 distinct art units. Success requires addressing the individual requirements of the various examiners involved in these pending matters to ensure consistent progress across the entire 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
3
Non-Final OAs
1
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 1 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

0
Overdue
0
Due this week
0
Due this month
0
Due in next 60 days
1
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%)
0
Medium (0%)
1
Easy (25%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 only1 (25%)
§101 + other1 (25%)
§112 only1 (25%)
Multi-statute (no §101)1 (25%)

Industry Mix

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

1
Life Sciences
25% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
1
Mechanical / Eng
25% of docket
2
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.

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
MILLER-CRUZ, EKANDRA S. 1 65.8% +51.9%
CHAVEZ, ANTHONY RAY 1 7.7% +46.2%
GEBRESILASSIE, KIBROM K 1 72.3% +25.8%
NGUYEN, RACHEL NICOLE 1 26.7% +51.2%

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
17980679 SYSTEM FOR SIMULTANEOUSLY MEASURING 3DOF LGEs BY LASER AND METHOD THEREFOR NGUYEN, RACHEL NICOLE 71d
18337579 ARRAY ANTENNA BANDWIDTH ENHANCEMENT METHOD BASED ON PHASE REGULATION AND CONTROL, APPARATUS AND ARRAY ANTENNA CHAVEZ, ANTHONY RAY —
18337611 METHOD AND APPARATUS FOR DETERMINING ANTENNA ARRAY AND ELECTRONIC DEVICE GEBRESILASSIE, KIBROM K —

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
17980679 SYSTEM FOR SIMULTANEOUSLY MEASURING 3DOF LGEs BY LASER AND METHOD THEREFOR NGUYEN, RACHEL NICOLE 71d
18229934 ANAEROBIC AMMONIA OXIDATION TREATMENT SYSTEM FOR TREATING WASTEWATER WITH HIGH AMMONIA NITROGEN AND HIGH COD MILLER-CRUZ, EKANDRA S. —
18337579 ARRAY ANTENNA BANDWIDTH ENHANCEMENT METHOD BASED ON PHASE REGULATION AND CONTROL, APPARATUS AND ARRAY ANTENNA CHAVEZ, ANTHONY RAY —
18337611 METHOD AND APPARATUS FOR DETERMINING ANTENNA ARRAY AND ELECTRONIC DEVICE GEBRESILASSIE, KIBROM K —

Top Art Units

Art UnitApps
1773 1
3645 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18229934 ANAEROBIC AMMONIA OXIDATION TREATMENT SYSTEM FOR TREATING WASTEWATER WITH HIGH AMMONIA NITROGEN AND HIGH COD MILLER-CRUZ, EKANDRA S. 1773 §112 Non-Final OA — Pending Aug 03, 2023
18337579 ARRAY ANTENNA BANDWIDTH ENHANCEMENT METHOD BASED ON PHASE REGULATION AND CONTROL, APPARATUS AND ARRAY ANTENNA CHAVEZ, ANTHONY RAY — §101§112 Non-Final OA — Pending Jun 20, 2023
18337611 METHOD AND APPARATUS FOR DETERMINING ANTENNA ARRAY AND ELECTRONIC DEVICE GEBRESILASSIE, KIBROM K — §101 Non-Final OA — Pending Jun 20, 2023
17980679 SYSTEM FOR SIMULTANEOUSLY MEASURING 3DOF LGEs BY LASER AND METHOD THEREFOR NGUYEN, RACHEL NICOLE 3645 §103§112 Final Rejection 71d Pending Nov 04, 2022

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