Prosecution Insights
Last updated: October 04, 2026

Lightcast Discovery Ltd.

Technology areas: Biotechnology & Pharmaceuticals • Chemistry & Materials

7 pending office actions • 6 art units • 7 examiners • 0 of 7 (0%) have an AI response strategy ready • 4 patents granted in the last 365 days

Analysis

Lightcast Discovery Ltd. maintains a portfolio with 7 pending office actions in the Biotechnology & Pharmaceuticals technology area. These actions are distributed among 7 distinct examiners, indicating a high level of examiner diversity. The workload spans 6 distinct art units, suggesting a broad technical footprint within the biotechnology sector. SODERQUIST, ARLEN is identified as the busiest examiner, though they are responsible for only 1 busiest examiner pending action.

This distribution means that each of the 7 pending office actions is assigned to a different individual, with no single examiner handling multiple cases. The use of 6 distinct art units for 7 pending office actions reflects a wide-ranging prosecution strategy across various technical sub-groups. Because the company engages 7 distinct examiners, it benefits from a variety of perspectives during the examination process. The involvement of 6 distinct art units further confirms that the current filings are not confined to a single technical niche. SODERQUIST, ARLEN and the other examiners each manage 1 busiest examiner pending action, ensuring that the 7 pending office actions are processed independently.

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

Portfolio Summary

7
Total Pending OAs
3
Non-Final OAs
4
Final Rejections
0
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
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.

5
Hard (71%)
1
Medium (14%)
1
Easy (14%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only1 (14%)
§112 only1 (14%)
Multi-statute (no §101)5 (71%)

Industry Mix

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

6
Life Sciences
86% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
0
Mechanical / Eng
0% of docket
1
Business / Other
14% 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.

70 h
Manual time on pending OAs
14 h
Time saved (low, 20%)
24 h
Time saved (mid, 35%)
0.6 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
SODERQUIST, ARLEN 1 59.7% +26.3%
LUSI, ELLIS FOLLETT 1 63.5% +53.4%
MUI, CHRISTINE T 1 78.3% +19.9%
CHIU, MAY LEUNG 1 44.8% +24.4%
HERON, VELVET ELIZABETH 1 47.4% +52.6%
XU, QING 1 50.9% +55.2%
AFREMOVA, VERA 1 50.5% +29.1%

Hard Cases (5)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 5 ordered by deadline are shown.

App #TitleExaminerDue in
17925238 IMPROVEMENTS TO APPARATUS AND METHODS FOR MANIPULATING MICRODROPLETS XU, QING 42d overdue
18577441 IMPROVEMENTS IN OR RELATING TO A METHOD OR AN APPARATUS FOR DETECTING AN INTERACTION BETWEEN A BIOLOGICAL ENTITY AND A MOLECULE SODERQUIST, ARLEN —
18030132 IMPROVEMENTS IN OR RELATING TO A DEVICE AND METHODS FOR FACILITATING MANIPULATION OF MICRODROPLETS MUI, CHRISTINE T —
18030136 IMPROVEMENTS IN OR RELATING TO A DEVICE AND METHODS FOR FACILITATING MANIPULATION OF MICRODROPLETS HERON, VELVET ELIZABETH —
17767730 METHOD AND APPARATUS FOR CLINICAL TESTING AFREMOVA, VERA —

Interview Candidates (7)

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 7 ordered by deadline are shown.

App #TitleExaminerDue in
17925238 IMPROVEMENTS TO APPARATUS AND METHODS FOR MANIPULATING MICRODROPLETS XU, QING 42d overdue
18030130 IMPROVEMENTS IN OR RELATING TO A DEVICE AND METHODS FOR FACILITATING MANIPULATION OF MICRODROPLETS CHIU, MAY LEUNG 27d
18577441 IMPROVEMENTS IN OR RELATING TO A METHOD OR AN APPARATUS FOR DETECTING AN INTERACTION BETWEEN A BIOLOGICAL ENTITY AND A MOLECULE SODERQUIST, ARLEN —
18282396 METHOD OF SELECTING CELLS LUSI, ELLIS FOLLETT —
18030132 IMPROVEMENTS IN OR RELATING TO A DEVICE AND METHODS FOR FACILITATING MANIPULATION OF MICRODROPLETS MUI, CHRISTINE T —
18030136 IMPROVEMENTS IN OR RELATING TO A DEVICE AND METHODS FOR FACILITATING MANIPULATION OF MICRODROPLETS HERON, VELVET ELIZABETH —
17767730 METHOD AND APPARATUS FOR CLINICAL TESTING AFREMOVA, VERA —

Top Art Units

Art UnitApps
1636 1
1797 1
1758 1
1798 1
1656 1
1653 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18577441 IMPROVEMENTS IN OR RELATING TO A METHOD OR AN APPARATUS FOR DETECTING AN INTERACTION BETWEEN A BIOLOGICAL ENTITY AND A MOLECULE SODERQUIST, ARLEN — §102§103§112 Non-Final OA — Pending Jan 08, 2024
18282396 METHOD OF SELECTING CELLS LUSI, ELLIS FOLLETT 1636 §112 Non-Final OA — Pending Sep 15, 2023
18030132 IMPROVEMENTS IN OR RELATING TO A DEVICE AND METHODS FOR FACILITATING MANIPULATION OF MICRODROPLETS MUI, CHRISTINE T 1797 §103§112 Final Rejection — Pending Apr 04, 2023
18030130 IMPROVEMENTS IN OR RELATING TO A DEVICE AND METHODS FOR FACILITATING MANIPULATION OF MICRODROPLETS CHIU, MAY LEUNG 1758 §103 Final Rejection 27d Pending Apr 04, 2023
18030136 IMPROVEMENTS IN OR RELATING TO A DEVICE AND METHODS FOR FACILITATING MANIPULATION OF MICRODROPLETS HERON, VELVET ELIZABETH 1798 §102§103 Final Rejection — Pending Apr 04, 2023
17925238 IMPROVEMENTS TO APPARATUS AND METHODS FOR MANIPULATING MICRODROPLETS XU, QING 1656 §102§103 Final Rejection 42d overdue Pending Nov 14, 2022
17767730 METHOD AND APPARATUS FOR CLINICAL TESTING AFREMOVA, VERA 1653 §103§112 Non-Final OA — Pending Apr 08, 2022

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