Prosecution Insights
Last updated: October 02, 2026

Fujifilm Cellular Dynamics Inc.

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

6 pending office actions • 3 art units • 6 examiners • 0 of 6 (0%) have an AI response strategy ready • 3 patents granted in the last 365 days

Analysis

Fujifilm Cellular Dynamics Inc. is currently managing 7 pending office actions in the Biotechnology & Pharmaceuticals technology area. These actions are distributed across 4 distinct art units, which indicates that the company's patent applications cover a variety of specialized fields. The company is interacting with 7 distinct examiners, meaning that every single pending action is being reviewed by a different official.

The busiest examiner for the company is SPENCE, JENNIFER SUZANNE, who is responsible for 1 busiest examiner pending action. Because the 7 pending office actions are spread among different examiners, no single official has a dominant influence over the portfolio's current progress. This distribution requires the company to adapt its prosecution strategy to the individual styles of many different people. Furthermore, the 4 distinct art units involved mean that the company must navigate the specific procedural nuances of different administrative groups within the Biotechnology & Pharmaceuticals sector.

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

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%)
3
Medium (50%)
1
Easy (17%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other1 (17%)
§103 only1 (17%)
§112 only1 (17%)
Double-patenting + other2 (33%)
Multi-statute (no §101)1 (17%)

Industry Mix

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

3
Life Sciences
50% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
1
Mechanical / Eng
17% of docket
2
Business / Other
33% 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
SPENCE, JENNIFER SUZANNE 1 66.9% +46.0%
KIM, TAEYOON 1 51.5% +52.1%
NGUYEN, NGHI V 1 53.6% +50.8%
SUNG, GERALD LUTHER 1 79.9% +28.6%
STAVROU, CONSTANTINA E 1 43.7% +36.9%
NOBLE, MARCIA STEPHENS 1 67.0% +39.9%

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
18824380 METHOD FOR DIFFERENTIATION OF OCULAR CELLS AND USE THEREOF SPENCE, JENNIFER SUZANNE —
18479052 APPARATUS AND METHODS FOR DELIVERY OF CELL COMPOSITIONS SUNG, GERALD LUTHER —

Interview Candidates (6)

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 6 ordered by deadline are shown.

App #TitleExaminerDue in
18824380 METHOD FOR DIFFERENTIATION OF OCULAR CELLS AND USE THEREOF SPENCE, JENNIFER SUZANNE —
18769320 METHOD FOR REPRODUCIBLE DIFFERENTIATION OF CLINICAL-GRADE RETINAL PIGMENT EPITHELIUM CELLS KIM, TAEYOON —
18554103 DOPAMINERGIC PRECURSOR CELLS AND METHODS OF USE NGUYEN, NGHI V —
18479052 APPARATUS AND METHODS FOR DELIVERY OF CELL COMPOSITIONS SUNG, GERALD LUTHER —
17931440 COMPOSITIONS OF INDUCED PLURIPOTENT STEM CELL-DERIVED CELLS AND METHODS OF USE THEREOF STAVROU, CONSTANTINA E —
16782772 METHODS FOR DIFFERENTIATING PLURIPOTENT CELLS NOBLE, MARCIA STEPHENS —

Top Art Units

Art UnitApps
1632 2
1653 1
3741 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18824380 METHOD FOR DIFFERENTIATION OF OCULAR CELLS AND USE THEREOF SPENCE, JENNIFER SUZANNE — §101§102§103DP Non-Final OA — Pending Sep 04, 2024
18769320 METHOD FOR REPRODUCIBLE DIFFERENTIATION OF CLINICAL-GRADE RETINAL PIGMENT EPITHELIUM CELLS KIM, TAEYOON — §102§103§112DP Non-Final OA — Pending Jul 10, 2024
18554103 DOPAMINERGIC PRECURSOR CELLS AND METHODS OF USE NGUYEN, NGHI V 1653 §102§112DP Non-Final OA — Pending Oct 05, 2023
18479052 APPARATUS AND METHODS FOR DELIVERY OF CELL COMPOSITIONS SUNG, GERALD LUTHER 3741 §102§103§112 Non-Final OA — Pending Sep 30, 2023
17931440 COMPOSITIONS OF INDUCED PLURIPOTENT STEM CELL-DERIVED CELLS AND METHODS OF USE THEREOF STAVROU, CONSTANTINA E 1632 §103 Final Rejection — Pending Sep 12, 2022
16782772 METHODS FOR DIFFERENTIATING PLURIPOTENT CELLS NOBLE, MARCIA STEPHENS 1632 §112 Non-Final OA — Pending Feb 05, 2020

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