Prosecution Insights
Last updated: October 25, 2026

Vuzix Corporation

Technology area: Semiconductors, Circuits & Optics

9 pending office actions • 5 art units • 9 examiners • 0 of 9 (0%) have an AI response strategy ready • 24 patents granted in the last 365 days

Analysis

Vuzix Corporation has 8 pending office actions in Semiconductors, Circuits & Optics. The matters involve 8 distinct examiners across 5 distinct art units, so examiner assignments are fully separate while several actions share technical groups.

NGUYEN, THUKHANH T is the busiest examiner, with 1 pending matter. Art-unit coordination may support consistent arguments, but each action requires its own examiner-focused analysis.

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

Portfolio Summary

9
Total Pending OAs
3
Non-Final OAs
5
Final Rejections
1
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
1
Due this week
1
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.

6
Hard (67%)
3
Medium (33%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only1 (11%)
§102 only1 (11%)
Double-patenting + other1 (11%)
Multi-statute (no §101)6 (67%)

Industry Mix

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

1
Life Sciences
11% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
7
Semiconductors
78% of docket
1
Mechanical / Eng
11% 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.

90 h
Manual time on pending OAs
18 h
Time saved (low, 20%)
31 h
Time saved (mid, 35%)
0.8 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
NGUYEN, THUKHANH T 1 74.7% +10.7%
HOEY, ALISSA L 1 44.4% +32.0%
CHAPEL, DEREK S 1 70.3% +22.0%
STAHL, MICHAEL J 1 90.1% +7.5%
NGUYEN, LAUREN 1 54.8% +34.3%
QURESHI, MARIAM 1 75.5% +22.5%
GAGNON, GRANT A 1 82.9% +7.7%
HALL, ELIZABETH MARY CAMPBEL 1 69.0% +8.3%
PAN, JIA X 1 72.4% +37.4%

Quick Wins (1)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18511512 MICRO DISPLAY THERMAL MANAGEMENT SYSTEM GAGNON, GRANT A 22d

Hard Cases (6)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 6 ordered by deadline are shown.

App #TitleExaminerDue in
18711387 IMAGE LIGHT GUIDE HAVING HIGH-INDEX OUTER LAYERS QURESHI, MARIAM 6d
19122916 SYSTEM AND METHOD FOR ALIGNING DIFFRACTIVE FEATURES NGUYEN, THUKHANH T —
19105866 HEADBAND WITH MOUNTABLE ELECTRONICS HOEY, ALISSA L —
18728875 IMAGE LIGHT GUIDE WITH INTERFERENCE FILTER STAHL, MICHAEL J —
18271208 IMAGE LIGHT GUIDE WITH FLEXIBLE SUBSTRATE HALL, ELIZABETH MARY CAMPBEL —
18096376 AUGMENTED REALITY OPTICAL BLOCK PAN, JIA X —

Interview Candidates (6)

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 6 ordered by deadline are shown.

App #TitleExaminerDue in
18711387 IMAGE LIGHT GUIDE HAVING HIGH-INDEX OUTER LAYERS QURESHI, MARIAM 6d
19122916 SYSTEM AND METHOD FOR ALIGNING DIFFRACTIVE FEATURES NGUYEN, THUKHANH T —
19105866 HEADBAND WITH MOUNTABLE ELECTRONICS HOEY, ALISSA L —
18959545 DIGITAL WRITING OF LARGE DIFFRACTION GRATING PATTERNS CHAPEL, DEREK S —
18726657 HEAD MOUNTED IMAGING APPARATUS WITH ROTATING OPTICAL COUPLING NGUYEN, LAUREN —
18096376 AUGMENTED REALITY OPTICAL BLOCK PAN, JIA X —

Top Art Units

Art UnitApps
2872 3
2871 3
1743 1
3732 1
2874 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19122916 SYSTEM AND METHOD FOR ALIGNING DIFFRACTIVE FEATURES NGUYEN, THUKHANH T 1743 §102§103 Non-Final OA — Pending Apr 21, 2025
19105866 HEADBAND WITH MOUNTABLE ELECTRONICS HOEY, ALISSA L 3732 §102§103§112 Final Rejection — Pending Feb 24, 2025
18959545 DIGITAL WRITING OF LARGE DIFFRACTION GRATING PATTERNS CHAPEL, DEREK S 2872 §102§103§112DP Non-Final OA — Pending Nov 25, 2024
18728875 IMAGE LIGHT GUIDE WITH INTERFERENCE FILTER STAHL, MICHAEL J 2874 §102§103§112 Non-Final OA — Pending Jul 13, 2024
18726657 HEAD MOUNTED IMAGING APPARATUS WITH ROTATING OPTICAL COUPLING NGUYEN, LAUREN 2871 §103 Final Rejection — Pending Jul 03, 2024
18711387 IMAGE LIGHT GUIDE HAVING HIGH-INDEX OUTER LAYERS QURESHI, MARIAM 2871 §102§103 Final Rejection 6d Pending May 17, 2024
18511512 MICRO DISPLAY THERMAL MANAGEMENT SYSTEM GAGNON, GRANT A 2872 §102 Final Rejection 22d Pending Nov 16, 2023
18271208 IMAGE LIGHT GUIDE WITH FLEXIBLE SUBSTRATE HALL, ELIZABETH MARY CAMPBEL 2872 §103§112 Non-Final OA — Pending Jul 06, 2023
18096376 AUGMENTED REALITY OPTICAL BLOCK PAN, JIA X 2871 §102§103 Final Rejection — Pending Jan 12, 2023

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Frequently Asked Questions

How many pending USPTO office actions does Vuzix Corporation have?

Vuzix Corporation has 9 pending office actions as of October 2026, spread across 5 art units and 9 examiners.

Which USPTO examiner handles the most Vuzix Corporation applications?

Thukhanh T Nguyen has the most, with 1 of Vuzix Corporation's pending office actions.

What technology area are Vuzix Corporation's patent applications in?

Mostly Semiconductors, Circuits & Optics (USPTO Tech Center 2800), based on where its pending office actions are examined.

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