Prosecution Insights
Last updated: October 04, 2026

Vicarious Surgical Inc.

Technology areas: Transportation, E-Commerce & Mechanical Systems • Medical Devices & Mechanical Engineering

7 pending office actions • 4 art units • 6 examiners • 0 of 7 (0%) have an AI response strategy ready • 5 patents granted in the last 365 days

Analysis

Vicarious Surgical Inc. is navigating 7 pending office actions within the Medical Devices & Mechanical Engineering technology area. These matters are spread across 4 distinct art units and involve 6 distinct examiners. This distribution indicates that the portfolio touches multiple specialized examination groups within the USPTO. Practitioners should be prepared to address the specific technical requirements of these 4 distinct art units.

WEBSTER, KARMEL JOHANNA serves as the busiest examiner for the company, with 2 pending office actions under review. The presence of 6 distinct examiners for 7 pending actions suggests that most matters are being evaluated independently. This lack of examiner concentration means that successful strategies in an application may not directly translate to others. With 7 pending office actions in play, the company maintains a diverse set of interactions across its 6 distinct examiners.

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

Portfolio Summary

7
Total Pending OAs
3
Non-Final OAs
4
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.

2
Overdue
0
Due this week
0
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 (43%)
4
Medium (57%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only4 (57%)
Multi-statute (no §101)3 (43%)

Industry Mix

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

0
Life Sciences
0% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
6
Mechanical / Eng
86% of docket
1
Business / Other
14% 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.

70 h
Manual time on pending OAs
14 h
Time saved (low, 20%)
24 h
Time saved (mid, 35%)
0.6 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
WEBSTER, KARMEL JOHANNA 2 68.0% +28.7%
NGUYEN, ROBERT T 1 83.4% +10.9%
ADAMS, EILEEN M 1 86.2% +4.1%
HUSSAINI, ATTIYA SAYYADA 1 60.0% +16.1%
CHIN, JAMES BRIAN 1 100.0% +0.0%
LE, KHOA TAN 1 78.0% +38.2%

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
18126224 SYSTEMS AND METHODS FOR CONTROLLING AND ENHANCING MOVEMENT OF A SURGICAL ROBOTIC UNIT DURING SURGERY CHIN, JAMES BRIAN 28d overdue
19469643 SYSTEMS AND METHODS FOR CONTROLLING ELASTIC CABLE DRIVEN ROBOT JOINTS NGUYEN, ROBERT T —
18870953 SYSTEMS AND METHODS FOR STEREOSCOPIC VISUALIZATION IN SURGICAL ROBOTICS WITHOUT REQUIRING GLASSES OR HEADGEAR ADAMS, EILEEN 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
17826120 SYSTEMS AND METHODS FOR CONTROLLING A SURGICAL ROBOTIC ASSEMBLY IN AN INTERNAL BODY CAVITY LE, KHOA TAN 32d overdue
19469643 SYSTEMS AND METHODS FOR CONTROLLING ELASTIC CABLE DRIVEN ROBOT JOINTS NGUYEN, ROBERT T —
18213011 SYSTEM AND METHOD FOR IMPLEMENTING A MULTI-TURN ROTARY CONCEPT IN AN ACTUATOR MECHANISM OF A SURGICAL ROBOTIC ARM HUSSAINI, ATTIYA SAYYADA —
18095315 SYSTEM AND METHOD FOR REVERSING ORIENTATION AND VIEW OF SELECTED COMPONENTS OF A MINIATURIZED SURGICAL ROBOTIC UNIT IN VIVO WEBSTER, KARMEL JOHANNA —
18090983 ROTATIONAL ACTUATORS FOR SURGICAL ROBOTIC SYSTEMS WEBSTER, KARMEL JOHANNA —

Top Art Units

Art UnitApps
3792 3
3619 1
3656 1
3771 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19469643 SYSTEMS AND METHODS FOR CONTROLLING ELASTIC CABLE DRIVEN ROBOT JOINTS NGUYEN, ROBERT T 3619 §102§103§112 Non-Final OA — Pending Sep 26, 2025
18870953 SYSTEMS AND METHODS FOR STEREOSCOPIC VISUALIZATION IN SURGICAL ROBOTICS WITHOUT REQUIRING GLASSES OR HEADGEAR ADAMS, EILEEN M — §102§103§112 Non-Final OA — Pending Dec 02, 2024
18213011 SYSTEM AND METHOD FOR IMPLEMENTING A MULTI-TURN ROTARY CONCEPT IN AN ACTUATOR MECHANISM OF A SURGICAL ROBOTIC ARM HUSSAINI, ATTIYA SAYYADA 3792 §103 Final Rejection — Pending Jun 22, 2023
18126224 SYSTEMS AND METHODS FOR CONTROLLING AND ENHANCING MOVEMENT OF A SURGICAL ROBOTIC UNIT DURING SURGERY CHIN, JAMES BRIAN 3656 §102§103§112 Final Rejection 28d overdue Pending Mar 24, 2023
18095315 SYSTEM AND METHOD FOR REVERSING ORIENTATION AND VIEW OF SELECTED COMPONENTS OF A MINIATURIZED SURGICAL ROBOTIC UNIT IN VIVO WEBSTER, KARMEL JOHANNA 3792 §103 Final Rejection — Pending Jan 10, 2023
18090983 ROTATIONAL ACTUATORS FOR SURGICAL ROBOTIC SYSTEMS WEBSTER, KARMEL JOHANNA 3792 §103 Non-Final OA — Pending Dec 29, 2022
17826120 SYSTEMS AND METHODS FOR CONTROLLING A SURGICAL ROBOTIC ASSEMBLY IN AN INTERNAL BODY CAVITY LE, KHOA TAN 3771 §103 Final Rejection 32d overdue Pending May 26, 2022

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