Prosecution Insights
Last updated: October 02, 2026

Rxfunction Inc.

Technology areas: Networking & Security • Semiconductors, Circuits & Optics • Transportation, E-Commerce & Mechanical Systems • Medical Devices & Mechanical Engineering

5 pending office actions • 4 art units • 5 examiners • 0 of 5 (0%) have an AI response strategy ready • 1 patents granted in the last 365 days

Analysis

Rxfunction Inc. has 5 pending office actions within the Medical Devices & Mechanical Engineering technology area. These actions are spread across 4 distinct art units, suggesting a varied technological footprint within the medical device sector. The portfolio involves 5 distinct examiners, meaning each of the 5 pending office actions is currently being reviewed by a different individual.

XU, JUSTIN is the busiest examiner, though they only manage 1 pending office action. Because each of the 5 distinct examiners holds exactly 1 of the 5 pending office actions, the workload is perfectly distributed. This lack of concentration across 4 distinct art units means the company must navigate 5 separate examiner-specific prosecution tracks simultaneously. XU, JUSTIN is one of the 5 distinct examiners involved.

The presence of 4 distinct art units indicates that the company's Medical Devices & Mechanical Engineering filings are being evaluated by multiple administrative groups. With 5 distinct examiners providing feedback, the company must be prepared for a variety of prosecution styles. This decentralized structure for the 5 pending office actions ensures that the portfolio's progress is not dependent on the review of any single individual.

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

Portfolio Summary

5
Total Pending OAs
1
Non-Final OAs
3
Final Rejections
1
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 4 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
2
Due in next 60 days
0
Due later

Deadline Fire Line

Every pending office action with a known statutory deadline, placed on a days-until-due axis. Dots left of Today are overdue; the further right, the more runway. Cases that share a deadline window stack vertically. 4 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Due ≤ 30 days (2)Due ≤ 60 days (2)

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.

4
Hard (80%)
1
Medium (20%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 only1 (20%)
§101 + other2 (40%)
§103 only1 (20%)
Multi-statute (no §101)1 (20%)

Industry Mix

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

0
Life Sciences
0% of docket
1
Information Tech
20% of docket
0
Communications
0% of docket
1
Semiconductors
20% of docket
3
Mechanical / Eng
60% 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.

50 h
Manual time on pending OAs
10 h
Time saved (low, 20%)
18 h
Time saved (mid, 35%)
0.4 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
XU, JUSTIN 1 60.2% +36.7%
NGUYEN, VAN TA 1 70.0% +60.0%
REICHERT, RACHELLE LEIGH 1 30.2% +33.2%
HEALY, NOAH MICHAEL 1 57.8% +34.8%
CORDERO, LINA M 1 71.6% +37.5%

Hard Cases (4)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 4 ordered by deadline are shown.

App #TitleExaminerDue in
18703431 TOE OFF DETECTION METHOD WITH A PRESSURE SENSOR XU, JUSTIN 14d
18681939 METHOD FOR SYNCHRONIZATION OF TIMESTAMPED DATA NGUYEN, VAN TA 21d
18559104 METHOD FOR MONITORING A TRAINING REICHERT, RACHELLE LEIGH 40d
18256471 FOOTWEAR AND METHOD FOR FOOT VELOCITY ESTIMATION CORDERO, LINA M —

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
18703431 TOE OFF DETECTION METHOD WITH A PRESSURE SENSOR XU, JUSTIN 14d
18681939 METHOD FOR SYNCHRONIZATION OF TIMESTAMPED DATA NGUYEN, VAN TA 21d
18464602 SENSORY MODULATION SYSTEMS FOR IMPROVING GAIT FUNCTION AND/OR BALANCE CONTROL AND RELATED METHODS HEALY, NOAH MICHAEL 33d
18559104 METHOD FOR MONITORING A TRAINING REICHERT, RACHELLE LEIGH 40d
18256471 FOOTWEAR AND METHOD FOR FOOT VELOCITY ESTIMATION CORDERO, LINA M —

Top Art Units

Art UnitApps
3791 2
2465 1
3686 1
2863 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18703431 TOE OFF DETECTION METHOD WITH A PRESSURE SENSOR XU, JUSTIN 3791 §101 Final Rejection 14d Pending Apr 22, 2024
18681939 METHOD FOR SYNCHRONIZATION OF TIMESTAMPED DATA NGUYEN, VAN TA 2465 §103§112 Final Rejection 21d Pending Feb 07, 2024
18559104 METHOD FOR MONITORING A TRAINING REICHERT, RACHELLE LEIGH 3686 §101§103§112 Non-Final OA 40d Pending Nov 06, 2023
18464602 SENSORY MODULATION SYSTEMS FOR IMPROVING GAIT FUNCTION AND/OR BALANCE CONTROL AND RELATED METHODS HEALY, NOAH MICHAEL 3791 §103 Final Rejection 33d Pending Sep 11, 2023
18256471 FOOTWEAR AND METHOD FOR FOOT VELOCITY ESTIMATION CORDERO, LINA M 2863 §101§103 Non-Final OA — Pending Jun 08, 2023

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