Prosecution Insights
Last updated: October 25, 2026

Enplas Corporation

Technology areas: Chemistry & Materials • Semiconductors, Circuits & Optics • Medical Devices & Mechanical Engineering

5 pending office actions • 4 art units • 5 examiners • 0 of 5 (0%) have an AI response strategy ready • 15 patents granted in the last 365 days

Analysis

Enplas Corporation currently manages 5 pending office actions in the Chemistry & Materials technology area. These actions are assigned to 5 distinct examiners, ensuring that each pending matter is reviewed by a different official. This distribution provides the company with independent perspectives on their chemistry-related applications. By spreading the workload, the company reduces the impact of any individual's examination style on the overall portfolio.

The portfolio is active across 4 distinct art units, which is nearly equal to the number of examiners involved. The busiest examiner, WONG, ERIC K, is responsible for 1 pending office action. This distribution indicates that the company is dealing with 5 distinct examiners across 4 different specialized units, requiring a broad technical approach to its pending workload. Success in these 5 pending office actions will depend on the ability to address the specific technical standards of the art units within the USPTO.

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

Portfolio Summary

5
Total Pending OAs
3
Non-Final OAs
1
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.

1
Overdue
0
Due this week
0
Due this month
0
Due in next 60 days
1
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.

1
Hard (20%)
3
Medium (60%)
1
Easy (20%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only3 (60%)
§112 only1 (20%)
Multi-statute (no §101)1 (20%)

Industry Mix

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

2
Life Sciences
40% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
1
Semiconductors
20% of docket
1
Mechanical / Eng
20% of docket
1
Business / Other
20% 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.

50 h
Manual time on pending OAs
10 h
Time saved (low, 20%)
18 h
Time saved (mid, 35%)
0.4 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
WONG, ERIC K 1 83.8% +7.4%
KAUFFMAN, RUBY LUCIA 1 81.4% +29.6%
SINES, BRIAN J 1 80.1% +5.2%
WASHINGTON, BRITNEY NICOLE 1 84.0% +13.2%
LALONDE, ALEXANDRA ELIZABETH 1 71.2% +32.8%

Quick Wins (4)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 4 ordered by deadline are shown.

App #TitleExaminerDue in
18273043 LIQUID HANDLING DEVICE, LIQUID HANDLING SYSTEM, AND LIQUID HANDLING METHOD WASHINGTON, BRITNEY NICOLE 23d overdue
18273314 LIQUID HANDLING SYSTEM SINES, BRIAN J 71d
18841494 OPTICAL RECEPTACLE AND OPTICAL MODULE WONG, ERIC K —
18663292 LIGHT FLUX CONTROLLING MEMBER, LIGHT EMITTING DEVICE, IRRADIATION DEVICE, STERILIZATION DEVICE KAUFFMAN, RUBY LUCIA —

Hard Cases (1)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18339288 CYLINDRICAL MEMBER AND INSTRUMENT LALONDE, ALEXANDRA ELIZABETH —

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
18273043 LIQUID HANDLING DEVICE, LIQUID HANDLING SYSTEM, AND LIQUID HANDLING METHOD WASHINGTON, BRITNEY NICOLE 23d overdue
18663292 LIGHT FLUX CONTROLLING MEMBER, LIGHT EMITTING DEVICE, IRRADIATION DEVICE, STERILIZATION DEVICE KAUFFMAN, RUBY LUCIA —
18339288 CYLINDRICAL MEMBER AND INSTRUMENT LALONDE, ALEXANDRA ELIZABETH —

Top Art Units

Art UnitApps
2874 1
1796 1
1797 1
3783 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18841494 OPTICAL RECEPTACLE AND OPTICAL MODULE WONG, ERIC K 2874 §103 Non-Final OA — Pending Aug 26, 2024
18663292 LIGHT FLUX CONTROLLING MEMBER, LIGHT EMITTING DEVICE, IRRADIATION DEVICE, STERILIZATION DEVICE KAUFFMAN, RUBY LUCIA — §112 Non-Final OA — Pending May 14, 2024
18273314 LIQUID HANDLING SYSTEM SINES, BRIAN J 1796 §103 Non-Final OA 71d Pending Jul 20, 2023
18273043 LIQUID HANDLING DEVICE, LIQUID HANDLING SYSTEM, AND LIQUID HANDLING METHOD WASHINGTON, BRITNEY NICOLE 1797 §103 Final Rejection 23d overdue Pending Jul 19, 2023
18339288 CYLINDRICAL MEMBER AND INSTRUMENT LALONDE, ALEXANDRA ELIZABETH 3783 §102§103§112 Non-Final OA — Pending Jun 22, 2023

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Frequently Asked Questions

How many pending USPTO office actions does Enplas Corporation have?

Enplas Corporation has 5 pending office actions as of October 2026, spread across 4 art units and 5 examiners.

Which USPTO examiner handles the most Enplas Corporation applications?

Eric K Wong has the most, with 1 of Enplas Corporation's pending office actions.

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

Mostly Chemistry & Materials (USPTO Tech Center 1700), based on where its pending office actions are examined.

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