Prosecution Insights
Last updated: October 25, 2026

GLAUKOS Corporation

Technology areas: Biotechnology & Pharmaceuticals • Medical Devices & Mechanical Engineering

10 pending office actions • 8 art units • 10 examiners • 0 of 10 (0%) have an AI response strategy ready • 12 patents granted in the last 365 days

Analysis

GLAUKOS Corporation has 10 pending office actions in Medical Devices & Mechanical Engineering. The portfolio involves 10 examiners across 8 art units, showing broad examiner distribution and some concentration of matters within shared technical examination groups.

WIEST, PHILIP R is the busiest examiner, with 1 pending matter. No examiner accounts for more than that figure, so the docket requires coordination across many individual examination relationships rather than reliance on one examiner strategy.

The art-unit structure provides a basis for identifying recurring technical issues, while the examiner spread calls for tailored prosecution responses. Portfolio oversight should connect related matters without assuming that a position accepted in one file will transfer unchanged to another.

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

Portfolio Summary

10
Total Pending OAs
6
Non-Final OAs
4
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 1 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

0
Overdue
0
Due this week
0
Due this month
1
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.

2
Hard (20%)
6
Medium (60%)
2
Easy (20%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only5 (50%)
§112 only1 (10%)
Double-patenting only1 (10%)
Double-patenting + other1 (10%)
Multi-statute (no §101)2 (20%)

Industry Mix

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

3
Life Sciences
30% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
1
Semiconductors
10% of docket
6
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.

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
WIEST, PHILIP R 1 81.5% +16.1%
LEVY, BRANDON WILLIAM 1 62.9% +46.5%
FARRAR, LAUREN PENG 1 78.7% +15.6%
VALLE, ERNESTO 1 65.8% +32.9%
PELTON, NATHANIEL R 1 74.5% +18.9%
BASQUILL, SEAN M 1 38.8% +21.7%
ROBINSON, MIKHAIL O'DONNEL 1 58.3% +43.1%
DARB, HAMZA A. 1 74.5% +31.1%
TOTH, KAREN E 1 46.4% +25.8%
MANNAN, MIKAIL A 1 68.3% +24.0%

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
18965923 UVEOSCLERAL SHUNT AND METHODS FOR IMPLANTING SAME WIEST, PHILIP R —

Hard Cases (2)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
18540296 INTRAOCULAR PHYSIOLOGICAL SENSOR PELTON, NATHANIEL R —
18319380 APPLICATIONS OF ZWITTERIONS IN OPHTHALMIC TOPICAL CREAM COMPOSITIONS AND PREPARATIONS ROBINSON, MIKHAIL O'DONNEL —

Interview Candidates (10)

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
18310109 DRUG-ELUTING OCULAR IMPLANT DARB, HAMZA A. 36d
18965923 UVEOSCLERAL SHUNT AND METHODS FOR IMPLANTING SAME WIEST, PHILIP R —
18913142 INSERTION SYSTEM FOR DELIVERY OF ACTIVE PHARMACEUTICAL AGENTS INSIDE THE EYE LEVY, BRANDON WILLIAM —
18641263 IMPLANTS WITH CONTROLLED DRUG DELIVERY FEATURES AND METHODS OF USING SAME FARRAR, LAUREN PENG —
18606217 OPHTHALMIC CREAM FORMULATIONS AND THEIR USES VALLE, ERNESTO —
18540296 INTRAOCULAR PHYSIOLOGICAL SENSOR PELTON, NATHANIEL R —
18359642 OPHTHALMIC TOPICAL CREAM FORMULATIONS AND USES THEREOF BASQUILL, SEAN M —
18319380 APPLICATIONS OF ZWITTERIONS IN OPHTHALMIC TOPICAL CREAM COMPOSITIONS AND PREPARATIONS ROBINSON, MIKHAIL O'DONNEL —

Top Art Units

Art UnitApps
3781 2
3783 2
1623 1
2859 1
1614 1
1627 1
3791 1
3774 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18965923 UVEOSCLERAL SHUNT AND METHODS FOR IMPLANTING SAME WIEST, PHILIP R 3781 DP Non-Final OA — Pending Dec 02, 2024
18913142 INSERTION SYSTEM FOR DELIVERY OF ACTIVE PHARMACEUTICAL AGENTS INSIDE THE EYE LEVY, BRANDON WILLIAM 3781 §103 Non-Final OA — Pending Oct 11, 2024
18641263 IMPLANTS WITH CONTROLLED DRUG DELIVERY FEATURES AND METHODS OF USING SAME FARRAR, LAUREN PENG 3783 §102§103DP Non-Final OA — Pending Apr 19, 2024
18606217 OPHTHALMIC CREAM FORMULATIONS AND THEIR USES VALLE, ERNESTO 1623 §103 Final Rejection — Pending Mar 15, 2024
18540296 INTRAOCULAR PHYSIOLOGICAL SENSOR PELTON, NATHANIEL R 2859 §102§103 Non-Final OA — Pending Dec 14, 2023
18359642 OPHTHALMIC TOPICAL CREAM FORMULATIONS AND USES THEREOF BASQUILL, SEAN M 1614 §103 Final Rejection — Pending Jul 26, 2023
18319380 APPLICATIONS OF ZWITTERIONS IN OPHTHALMIC TOPICAL CREAM COMPOSITIONS AND PREPARATIONS ROBINSON, MIKHAIL O'DONNEL 1627 §102§103 Non-Final OA — Pending May 17, 2023
18310109 DRUG-ELUTING OCULAR IMPLANT DARB, HAMZA A. 3783 §103 Non-Final OA 36d Pending May 01, 2023
17844497 INTRAOCULAR PHYSIOLOGICAL SENSOR TOTH, KAREN E 3791 §112 Final Rejection — Pending Jun 20, 2022
17125466 OCULAR TISSUE PERFORATION DEVICE MANNAN, MIKAIL A 3774 §103 Final Rejection — Pending Dec 17, 2020

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Frequently Asked Questions

How many pending USPTO office actions does GLAUKOS Corporation have?

GLAUKOS Corporation has 10 pending office actions as of October 2026, spread across 8 art units and 10 examiners.

Which USPTO examiner handles the most GLAUKOS Corporation applications?

Philip R Wiest has the most, with 1 of GLAUKOS Corporation's pending office actions.

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

Mostly Medical Devices & Mechanical Engineering (USPTO Tech Center 3700), based on where its pending office actions are examined.

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