Prosecution Insights
Last updated: July 17, 2026

Norton Rose Fulbright US LLP -Essilor

10 pending office actions • 1 client • 10 examiners • 8 art units • 0 of 10 (0%) have an AI response strategy ready • 33 patents granted in the last 365 days

Quality Metrics (n=352 apps, methodology: how we score firms)

91.6%
Allowance Rate
n=352
+0.72σ
Allowance Rate (norm)
n=352
4.1
OAs to Allowance
n=262
+0.05σ
OAs to Allow (norm)
n=262
1191 days
Time to Allowance
n=262
+2.5pp
Interview Lift
n=352
42.7%
RCE Rate
n=352
1.7%
Appeal Rate
n=352

Rejection Performance (% of received rejections ultimately overcome)

§101 Overcome
n=3 (min 20)
93.0%
§102 Overcome
n=57
80.5%
§103 Overcome
n=221
92.3%
§112 Overcome
n=26

Specialization & Scale

G02B, G02C, B29D
Top CPC Subclasses
48%
Top-3 CPC Share
n=352
0
Practitioners
n=352
Apps / Practitioner
n=352 (min 20)

Portfolio Summary

10
Total Pending OAs
7
Non-Final OAs
2
Final Rejections
1
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
2
Due this month
0
Due in next 60 days
2
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 (2)Due later (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.

0
Hard (0%)
9
Medium (90%)
1
Easy (10%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only9 (90%)
§112 only1 (10%)

Industry Mix

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

6
Life Sciences
60% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
4
Semiconductors
40% of docket
0
Mechanical / Eng
0% 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.

100 h
Manual time on pending OAs
20 h
Time saved (low, 20%)
35 h
Time saved (mid, 35%)
0.9 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
BOOTH, ALEXANDER D 1 53.7% +36.2%
LE, HOA T 1 72.7% +12.6%
VARGOT, MATHIEU D 1 62.0% +21.1%
CHOWDHURY, TARIFUR RASHID 1 51.9% +31.5%
WALTERS JR, ROBERT S 1 51.4% +50.4%
BOURQUINE, MACKENZI TATE 1 80.5% +13.4%
SANZ, GABRIEL A 1 60.4% +38.6%
KHATRI, PRASHANT J 1 60.9% +28.6%
LEE, EDMUND H 1 69.4% +17.8%
RAKOWSKI, CARA E 1 65.0% +5.5%

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
18026438 VARIABLE TRANSMISSION COLOR ENHANCING LENS BOURQUINE, MACKENZI TATE 13d

Interview Candidates (9)

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
18678726 Nanoparticles of Encapsulated Light-Absorbing Agent, Preparation Thereof and Ophthalmic Lens Comprising Said Nanoparticles LE, HOA T 44d overdue
18560996 OPTICAL LENS HAVING AN ASYMMETRIC MIRROR CHOWDHURY, TARIFUR RASHID 8d overdue
18026438 VARIABLE TRANSMISSION COLOR ENHANCING LENS BOURQUINE, MACKENZI TATE 13d
17765928 Article with a Hydrophobic Surface Coated with a Temporary Super-Hydrophobic Film Providing Antirain Functionality and Process for Obtaining Same KHATRI, PRASHANT J 86d
17623699 Method for Making Optical Lenses Using 3D Printed Functional Wafers LEE, EDMUND H 86d
18993064 OPHTHALMIC LENS MOLDING SHELL AND PROCESS FOR MANUFACTURING SUCH A MOLDING SHELL BOOTH, ALEXANDER D
18580650 Mold for Manufacturing a Thermoset Optical Article, Method for Manufacturing the Mold and Method for Manufacturing the Thermoset Optical Article VARGOT, MATHIEU D
18371206 Radiation-Curable Hard Coating Composition WALTERS JR, ROBERT S

Client Portfolio (1 client)

Client (Assignee)Pending OAs
Essilor 10

Top Art Units

Art UnitApps
28723
17491
17881
17421
28771
17171
17831
17441

Pending Office Actions

App #TitleClientExaminerArt UnitStatutesStatusDue inAIFiled
18993064 OPHTHALMIC LENS MOLDING SHELL AND PROCESS FOR MANUFACTURING SUCH A MOLDING SHELL Essilor International BOOTH, ALEXANDER D 1749 §103 Non-Final OA Pending Jan 10, 2025
18678726 Nanoparticles of Encapsulated Light-Absorbing Agent, Preparation Thereof and Ophthalmic Lens Comprising Said Nanoparticles Essilor International LE, HOA T 1788 §112 Non-Final OA 44d overdue Pending May 30, 2024
18580650 Mold for Manufacturing a Thermoset Optical Article, Method for Manufacturing the Mold and Method for Manufacturing the Thermoset Optical Article Essilor International VARGOT, MATHIEU D 1742 §103 Final Rejection Pending Jan 19, 2024
18560996 OPTICAL LENS HAVING AN ASYMMETRIC MIRROR Essilor International CHOWDHURY, TARIFUR RASHID 2877 §103 Non-Final OA 8d overdue Pending Nov 15, 2023
18371206 Radiation-Curable Hard Coating Composition Essilor International WALTERS JR, ROBERT S 1717 §103 Non-Final OA Pending Sep 21, 2023
18026438 VARIABLE TRANSMISSION COLOR ENHANCING LENS Essilor International BOURQUINE, MACKENZI TATE 2872 §103 Non-Final OA 13d Pending Mar 15, 2023
17918517 LENS WITH SURFACE MICROSTRUCTURES ENCAPSULATED BY A THICK LOW REFRACTIVE INDEX HARD COAT Essilor International SANZ, GABRIEL A 2872 §103 Non-Final OA Pending Oct 12, 2022
17765928 Article with a Hydrophobic Surface Coated with a Temporary Super-Hydrophobic Film Providing Antirain Functionality and Process for Obtaining Same Essilor International KHATRI, PRASHANT J 1783 §103 Non-Final OA 86d Pending Apr 01, 2022
17623699 Method for Making Optical Lenses Using 3D Printed Functional Wafers Essilor International LEE, EDMUND H 1744 §103 Final Rejection 86d Pending Dec 29, 2021
17284935 Optical Article Incorporating Optical Elements and Manufacturing Method Thereof Essilor International RAKOWSKI, CARA E 2872 §103 Non-Final OA 9d Pending Apr 13, 2021

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