Prosecution Insights
Last updated: October 02, 2026

UnitedHealth Group Incorporated

Technology areas: Computing & Software • Transportation, E-Commerce & Mechanical Systems

12 pending office actions • 8 art units • 12 examiners • 0 of 12 (0%) have an AI response strategy ready • 23 patents granted in the last 365 days

Analysis

UnitedHealth Group Incorporated is currently managing 11 pending office actions in the Computing & Software technology area. These 11 actions are handled by 11 distinct examiners, which means every pending matter is assigned to a different individual. This high level of examiner diversity suggests that the company must adapt to many different prosecution styles across its software portfolio.

The 11 pending actions are spread across 7 distinct art units, indicating a broad range of technical subject matter within the computing field. TIEN C NGUYEN is the busiest examiner for the portfolio, although they are only responsible for 1 pending office action. This distribution shows that no single examiner dominates the company's pending workload, requiring a broad and varied approach to patent prosecution across multiple specialized art units.

With 11 pending office actions and 11 examiners, the company cannot rely on a single point of contact to streamline its prosecution. Each of the 11 matters requires a distinct strategy tailored to the individual examiner. The 7 art units involved further suggest that the computing and software applications cover a wide array of technical classifications, adding another layer of complexity to the management of these pending actions.

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

Portfolio Summary

12
Total Pending OAs
9
Non-Final OAs
3
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 6 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

2
Overdue
0
Due this week
3
Due this month
0
Due in next 60 days
1
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. 6 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (2)Due ≤ 30 days (3)Due later (1)

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.

7
Hard (58%)
4
Medium (33%)
1
Easy (8%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other6 (50%)
§103 only4 (33%)
§112 only1 (8%)
Multi-statute (no §101)1 (8%)

Industry Mix

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

0
Life Sciences
0% of docket
6
Information Tech
50% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
2
Mechanical / Eng
17% of docket
4
Business / Other
33% 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.

120 h
Manual time on pending OAs
24 h
Time saved (low, 20%)
42 h
Time saved (mid, 35%)
1.1 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
NGUYEN, TIEN C 1 68.1% +18.5%
FRAZIER, BRADY W 1 78.4% +27.3%
APPLE, KIRSTEN SACHWITZ 1 60.4% +4.2%
HEALY, NOAH MICHAEL 1 57.8% +34.8%
LEE, ANDREW ELDRIDGE 1 16.8% +31.5%
NILSSON, ERIC 1 82.7% +17.6%
BOSTWICK, SIDNEY VINCENT 1 51.3% +35.1%
KAPOOR, DEVAN 1 7.1% +11.1%
SPRATT, BEAU D 1 78.8% +24.3%
HADDAD, MAJD MAHER 1 100.0% +0.0%

Hard Cases (8)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 8 ordered by deadline are shown.

App #TitleExaminerDue in
17486272 PREDICTIVE ANOMALY DETECTION USING DEFINED INTERACTION LEVEL ANOMALY SCORES SPRAUL III, VINCENT ANTON 32d overdue
18189039 MACHINE LEARNING MODEL TRAINING FOR IMPROVING ANOMALY DETECTION KAPOOR, DEVAN 2d overdue
18756923 Techniques for Dynamic Data Validation LEE, ANDREW ELDRIDGE 14d
18155228 MACHINE LEARNING TRAINING APPROACH FOR A MULTITASK PREDICTIVE DOMAIN HADDAD, MAJD MAHER 20d
19022202 SYSTEMS AND METHODS FOR MEDICAL FRAUD DETECTION NGUYEN, TIEN C —
19007160 Supervised and Transferred Learning Techniques for Detecting Fraud or Abuse Relating to Service Events APPLE, KIRSTEN SACHWITZ —
18967920 PREDICTIVE MONITORING OF THE GLUCOSE-INSULIN ENDOCRINE METABOLIC REGULATORY SYSTEM HEALY, NOAH MICHAEL —
18532510 MACHINE LEARNING TECHNIQUES FOR PREDICTING AND RANKING SUGGESTIONS BASED ON USER ACTIVITY DATA NILSSON, ERIC —

Interview Candidates (8)

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 8 ordered by deadline are shown.

App #TitleExaminerDue in
18189039 MACHINE LEARNING MODEL TRAINING FOR IMPROVING ANOMALY DETECTION KAPOOR, DEVAN 2d overdue
18756923 Techniques for Dynamic Data Validation LEE, ANDREW ELDRIDGE 14d
18309092 SYSTEMS AND METHODS FOR TRAINING AND LEVERAGING A MULTI-HEADED MACHINE LEARNING MODEL FOR PREDICTIVE ACTIONS IN A COMPLEX PREDICTION DOMAIN BOSTWICK, SIDNEY VINCENT 76d
19022202 SYSTEMS AND METHODS FOR MEDICAL FRAUD DETECTION NGUYEN, TIEN C —
19007307 LOCAL SENSOR DATA FILTERING AND ANONYMOUS TRACKING FOR MONITORED ENVIRONMENTS FRAZIER, BRADY W —
18967920 PREDICTIVE MONITORING OF THE GLUCOSE-INSULIN ENDOCRINE METABOLIC REGULATORY SYSTEM HEALY, NOAH MICHAEL —
18532510 MACHINE LEARNING TECHNIQUES FOR PREDICTING AND RANKING SUGGESTIONS BASED ON USER ACTIVITY DATA NILSSON, ERIC —
18172521 INDIVIDUALIZED CLASSIFICATION THRESHOLDS FOR MACHINE LEARNING MODELS SPRATT, BEAU D —

Top Art Units

Art UnitApps
3693 1
3684 1
2124 1
2126 1
2143 1
2125 1
2128 1
2129 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19022202 SYSTEMS AND METHODS FOR MEDICAL FRAUD DETECTION NGUYEN, TIEN C — §101DP Non-Final OA — Pending Jan 15, 2025
19007307 LOCAL SENSOR DATA FILTERING AND ANONYMOUS TRACKING FOR MONITORED ENVIRONMENTS FRAZIER, BRADY W — §112 Non-Final OA — Pending Dec 31, 2024
19007160 Supervised and Transferred Learning Techniques for Detecting Fraud or Abuse Relating to Service Events APPLE, KIRSTEN SACHWITZ 3693 §101§103 Final Rejection — Pending Dec 31, 2024
18967920 PREDICTIVE MONITORING OF THE GLUCOSE-INSULIN ENDOCRINE METABOLIC REGULATORY SYSTEM HEALY, NOAH MICHAEL — §101§103 Non-Final OA — Pending Dec 04, 2024
18756923 Techniques for Dynamic Data Validation LEE, ANDREW ELDRIDGE 3684 §101§102§103 Final Rejection 14d Pending Jun 27, 2024
18532510 MACHINE LEARNING TECHNIQUES FOR PREDICTING AND RANKING SUGGESTIONS BASED ON USER ACTIVITY DATA NILSSON, ERIC — §101§103 Non-Final OA — Pending Dec 07, 2023
18309092 SYSTEMS AND METHODS FOR TRAINING AND LEVERAGING A MULTI-HEADED MACHINE LEARNING MODEL FOR PREDICTIVE ACTIONS IN A COMPLEX PREDICTION DOMAIN BOSTWICK, SIDNEY VINCENT 2124 §103 Non-Final OA 76d Pending Apr 28, 2023
18189039 MACHINE LEARNING MODEL TRAINING FOR IMPROVING ANOMALY DETECTION KAPOOR, DEVAN 2126 §103 Final Rejection 2d overdue Pending Mar 23, 2023
18172521 INDIVIDUALIZED CLASSIFICATION THRESHOLDS FOR MACHINE LEARNING MODELS SPRATT, BEAU D 2143 §103 Non-Final OA — Pending Feb 22, 2023
18155228 MACHINE LEARNING TRAINING APPROACH FOR A MULTITASK PREDICTIVE DOMAIN HADDAD, MAJD MAHER 2125 §101§103 Non-Final OA 20d Pending Jan 17, 2023
17578028 MACHINE LEARNING TECHNIQUES FOR COMPOSITE CLASSIFICATION STORK, KYLE R 2128 §103 Non-Final OA 20d Pending Jan 18, 2022
17486272 PREDICTIVE ANOMALY DETECTION USING DEFINED INTERACTION LEVEL ANOMALY SCORES SPRAUL III, VINCENT ANTON 2129 §103§112 Non-Final OA 32d overdue Pending Sep 27, 2021

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