Prosecution Insights
Last updated: October 25, 2026

Lineage Cell Therapeutics Inc.

Technology areas: Biotechnology & Pharmaceuticals • Semiconductors, Circuits & Optics

2 pending office actions • 2 art units • 2 examiners • 0 of 2 (0%) have an AI response strategy ready • 1 patents granted in the last 365 days

Analysis

Lineage Cell Therapeutics Inc. operates a patent portfolio in the Semiconductors, Circuits & Optics technology area. There are 2 pending office actions currently associated with this portfolio. These actions are distributed across 2 distinct art units, suggesting that the pending matters fall into different technical categories within the field. The prosecution involves 2 distinct examiners. This distribution shows that the company's current patent applications are being reviewed by multiple individuals across different specialized units.

PINKNEY, DAWAYNE is the busiest examiner for Lineage Cell Therapeutics Inc. This examiner is currently responsible for 1 pending office action. With a total of 2 pending office actions, the workload is divided between the 2 distinct examiners. This means that PINKNEY, DAWAYNE is managing 1 of the company's current pending office actions. This distribution shows that no single examiner is managing more than 1 of the company's current pending office actions.

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

Portfolio Summary

2
Total Pending OAs
2
Non-Final OAs
0
Final Rejections
0
Advisory / Quayle

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%)
2
Medium (100%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only1 (50%)
§102 only1 (50%)

Industry Mix

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

1
Life Sciences
50% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
1
Semiconductors
50% 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.

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

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
PINKNEY, DAWAYNE 1 80.6% +18.0%
MONTANARI, DAVID A 1 64.8% +49.0%

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
18567163 METHODS AND COMPOSITIONS FOR TREATING RETINAL DISEASES AND CONDITIONS PINKNEY, DAWAYNE —

Interview Candidates (2)

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 2 ordered by deadline are shown.

App #TitleExaminerDue in
18567163 METHODS AND COMPOSITIONS FOR TREATING RETINAL DISEASES AND CONDITIONS PINKNEY, DAWAYNE —
18548472 METHODS OF GENERATING OLIGODENDROCYTE PROGENITOR CELLS AND USE THEREOF MONTANARI, DAVID A —

Top Art Units

Art UnitApps
2872 1
1632 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18567163 METHODS AND COMPOSITIONS FOR TREATING RETINAL DISEASES AND CONDITIONS PINKNEY, DAWAYNE 2872 §103 Non-Final OA — Pending Dec 05, 2023
18548472 METHODS OF GENERATING OLIGODENDROCYTE PROGENITOR CELLS AND USE THEREOF MONTANARI, DAVID A 1632 §102 Non-Final OA — Pending Aug 30, 2023

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Frequently Asked Questions

How many pending USPTO office actions does Lineage Cell Therapeutics Inc. have?

Lineage Cell Therapeutics Inc. has 2 pending office actions as of October 2026, spread across 2 art units and 2 examiners.

Which USPTO examiner handles the most Lineage Cell Therapeutics Inc. applications?

Dawayne Pinkney has the most, with 1 of Lineage Cell Therapeutics Inc.'s pending office actions.

What technology area are Lineage Cell Therapeutics Inc.'s patent applications in?

Mostly Semiconductors, Circuits & Optics (USPTO Tech Center 2800), based on where its pending office actions are examined.

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