Prosecution Insights
Last updated: October 25, 2026

Tsubota Laboratory, Inc.

Technology area: Medical Devices & Mechanical Engineering

6 pending office actions • 5 art units • 6 examiners • 0 of 6 (0%) have an AI response strategy ready • 2 patents granted in the last 365 days

Analysis

Tsubota Laboratory, Inc. has 6 pending office actions in Medical Devices & Mechanical Engineering. Those matters involve 6 distinct examiners and 5 distinct art units. The matching number of pending actions and examiners indicates that each examiner handles one pending matter, while one art unit receives matters from more than one examiner.

SCHAETZLE, KENNEDY is the busiest examiner, with 1 pending matter. Because the pending work spans five art units, a uniform response approach may not address every examination context. Counsel should preserve a matter-specific review while also identifying issues that recur across the examiner assignments.

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

Portfolio Summary

6
Total Pending OAs
5
Non-Final OAs
1
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.

1
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.

2
Hard (33%)
4
Medium (67%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other1 (17%)
§103 only2 (33%)
§102 only1 (17%)
Double-patenting + other1 (17%)
Multi-statute (no §101)1 (17%)

Industry Mix

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

1
Life Sciences
17% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
5
Mechanical / Eng
83% 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.

60 h
Manual time on pending OAs
12 h
Time saved (low, 20%)
21 h
Time saved (mid, 35%)
0.5 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
SCHAETZLE, KENNEDY 1 83.7% +8.2%
SKROBARCZYK III, ROBERT ANTHONY 1 16.7% +16.3%
ROCHELLE, CIERRA MARIE 1 100.0% +0.0%
LEE, BRYAN MCALLISTER 1 93.1% +9.5%
JENNESS, NATHAN JAY 1 54.0% +37.4%
ALLEN, ROBERT F 1 72.9% +62.6%

Quick Wins (2)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
18847501 Aqueous Composition ROCHELLE, CIERRA MARIE —
18551167 APPARATUS FOR CONTROLLING BIOLOGICAL FUNCTION BY LIGHT STIMULATION AND METHOD OF OPERATING THE SAME LEE, BRYAN MCALLISTER —

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
18704809 METHOD FOR TREATING DISORDERS WITH PHOTOSTIMULATION AND INSTRUMENT USED IN SAID METHOD SCHAETZLE, KENNEDY —
18835615 METHOD FOR IMPROVING PHYSIOLOGICAL CONDITIONS BY PHOTOSTIMULATION AND DEVICE TO BE USED THEREIN SKROBARCZYK III, ROBERT ANTHONY —

Interview Candidates (3)

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 3 ordered by deadline are shown.

App #TitleExaminerDue in
16982152 NON-INVASIVE CORNEA AND SCLERA STRENGTHENING DEVICE AND METHOD ALLEN, ROBERT F 35d overdue
18835615 METHOD FOR IMPROVING PHYSIOLOGICAL CONDITIONS BY PHOTOSTIMULATION AND DEVICE TO BE USED THEREIN SKROBARCZYK III, ROBERT ANTHONY —
18229550 STAND-ALONE APPLIANCE FOR VIOLET LIGHT DELIVERY TO PREVENT OR SLOW THE PROGRESSION OF MYOPIA JENNESS, NATHAN JAY —

Top Art Units

Art UnitApps
3796 2
3792 1
1627 1
3700 1
3783 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18704809 METHOD FOR TREATING DISORDERS WITH PHOTOSTIMULATION AND INSTRUMENT USED IN SAID METHOD SCHAETZLE, KENNEDY 3796 §102§103§112 Non-Final OA — Pending Nov 20, 2024
18835615 METHOD FOR IMPROVING PHYSIOLOGICAL CONDITIONS BY PHOTOSTIMULATION AND DEVICE TO BE USED THEREIN SKROBARCZYK III, ROBERT ANTHONY 3792 §101§102 Non-Final OA — Pending Sep 16, 2024
18847501 Aqueous Composition ROCHELLE, CIERRA MARIE 1627 §102§103§112DP Non-Final OA — Pending Sep 16, 2024
18551167 APPARATUS FOR CONTROLLING BIOLOGICAL FUNCTION BY LIGHT STIMULATION AND METHOD OF OPERATING THE SAME LEE, BRYAN MCALLISTER 3796 §102 Non-Final OA — Pending Sep 18, 2023
18229550 STAND-ALONE APPLIANCE FOR VIOLET LIGHT DELIVERY TO PREVENT OR SLOW THE PROGRESSION OF MYOPIA JENNESS, NATHAN JAY 3700 §103 Final Rejection — Pending Aug 02, 2023
16982152 NON-INVASIVE CORNEA AND SCLERA STRENGTHENING DEVICE AND METHOD ALLEN, ROBERT F 3783 §103 Non-Final OA 35d overdue Pending Sep 18, 2020

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Frequently Asked Questions

How many pending USPTO office actions does Tsubota Laboratory, Inc. have?

Tsubota Laboratory, Inc. has 6 pending office actions as of October 2026, spread across 5 art units and 6 examiners.

Which USPTO examiner handles the most Tsubota Laboratory, Inc. applications?

Kennedy Schaetzle has the most, with 1 of Tsubota Laboratory, Inc.'s pending office actions.

What technology area are Tsubota Laboratory, Inc.'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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