Prosecution Insights
Last updated: October 25, 2026

Cell Therapy Holdings LLC

Technology area: Medical Devices & Mechanical Engineering

1 pending office actions • 1 art units • 1 examiners • 0 of 1 (0%) have an AI response strategy ready

Analysis

Cell Therapy Holdings LLC has 1 pending office action in the Medical Devices & Mechanical Engineering technology area. The current prosecution is handled by 1 distinct examiner and 1 distinct art unit. This suggests that the company's intellectual property efforts are currently focused on a single technological advancement within this broad category. Working within 1 distinct art unit allows the company to engage with a specific group of examiners who are experts in that particular field of medical devices.

The busiest examiner for the portfolio is DORNA, CARRIE R, who is responsible for the 1 pending office action. This represents a consolidated prosecution effort within a single administrative unit, with no other examiners currently reviewing the company's applications. Since the busiest examiner is only handling 1 pending office action, the portfolio is in a very streamlined state. This concentration simplifies the prosecution strategy but means the outcome of the company's current patent efforts depends entirely on this examiner's review.

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

Portfolio Summary

1
Total Pending OAs
1
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%)
1
Medium (100%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
Double-patenting + other1 (100%)

Industry Mix

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

0
Life Sciences
0% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
1
Mechanical / Eng
100% 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.

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

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
DORNA, CARRIE R 1 72.3% +27.9%

Interview Candidates (1)

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 1 ordered by deadline are shown.

App #TitleExaminerDue in
18604611 METHOD OF PRODUCING A PERIPHERAL BLOOD MONONUCLEAR CELL COMPOSITION SUITABLE FOR REPAIRING OR ENGINEERING A TISSUE DORNA, CARRIE R —

Top Art Units

Art UnitApps
3791 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18604611 METHOD OF PRODUCING A PERIPHERAL BLOOD MONONUCLEAR CELL COMPOSITION SUITABLE FOR REPAIRING OR ENGINEERING A TISSUE DORNA, CARRIE R 3791 §112DP Non-Final OA — Pending Mar 14, 2024

Managing Cell Therapy Holdings LLC's Patent Portfolio?

IP Author helps IP teams respond to office actions faster with AI-generated responses, examiner analytics, and prosecution intelligence.

Start Free Trial

Frequently Asked Questions

How many pending USPTO office actions does Cell Therapy Holdings LLC have?

Cell Therapy Holdings LLC has 1 pending office actions as of October 2026, spread across 1 art units and 1 examiners.

Which USPTO examiner handles the most Cell Therapy Holdings LLC applications?

Carrie R Dorna has the most, with 1 of Cell Therapy Holdings LLC's pending office actions.

What technology area are Cell Therapy Holdings LLC's patent applications in?

Mostly Medical Devices & Mechanical Engineering (USPTO Tech Center 3700), based on where its pending office actions are examined.

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month