Prosecution Insights
Last updated: October 04, 2026

Global Life Sciences Solutions USA LLC

Technology area: Chemistry & Materials

16 pending office actions • 7 art units • 14 examiners • 0 of 16 (0%) have an AI response strategy ready • 12 patents granted in the last 365 days

Analysis

Global Life Sciences Solutions USA LLC maintains a presence in the Chemistry & Materials technology area with 16 pending office actions. This portfolio is distributed across 8 distinct art units, reflecting a broad technical scope that spans multiple specialized fields. The prosecution involves 14 distinct examiners, which introduces a high degree of variability in how the applications are reviewed. Such a large number of examiners suggests that the company must manage many different negotiation styles and interpretations of patent law.

NATHAN ANDREW BOWERS is the busiest examiner for the company, currently overseeing 3 pending office actions. This concentration of 3 pending office actions with the busiest examiner is a notable exception to the otherwise wide distribution across 14 distinct examiners. The 8 distinct art units involved mean that the legal team must be familiar with the specific practices and trends of many different sections of the patent office. With 16 pending office actions to manage, maintaining a consistent strategy across the Chemistry & Materials portfolio is a complex task. The involvement of so many different examiners and art units underscores the importance of a coordinated approach to prosecution.

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

Portfolio Summary

16
Total Pending OAs
7
Non-Final OAs
8
Final Rejections
1
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 8 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

0
Overdue
0
Due this week
3
Due this month
4
Due in next 60 days
1
Due later

Deadline Fire Line

Every pending office action with a known statutory deadline, placed on a days-until-due axis. Dots left of Today are overdue; the further right, the more runway. Cases that share a deadline window stack vertically. 8 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Due ≤ 30 days (3)Due ≤ 60 days (4)Due later (1)

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.

7
Hard (44%)
7
Medium (44%)
2
Easy (12%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other1 (6%)
§103 only7 (44%)
§112 only2 (12%)
Multi-statute (no §101)6 (38%)

Industry Mix

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

10
Life Sciences
62% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
2
Semiconductors
12% of docket
0
Mechanical / Eng
0% of docket
4
Business / Other
25% 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.

160 h
Manual time on pending OAs
32 h
Time saved (low, 20%)
56 h
Time saved (mid, 35%)
1.4 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
BOWERS, NATHAN ANDREW 3 59.4% +31.9%
SEIF, DARIUSH 1 70.5% +6.2%
KIPOUROS, HOLLY MICHAELA 1 69.5% +21.6%
ROSSI, VY BUI 1 29.5% +36.4%
LARKIN, DANIEL SEAN 1 82.6% +8.0%
HASSAN, LIBAN M 1 50.7% +31.1%
HUANG, DAVID Z 1 80.3% +13.3%
BORTOLI, JONATHAN 1 76.3% +41.2%
MCKENZIE, THOMAS B 1 57.3% +22.6%
ESPERON, NATHAN GREGORY 1 41.0% +23.3%

Quick Wins (2)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
18038742 SYSTEM AND METHODS FOR VERIFYING THE INTEGRITY OF A BIOPROCESSING SYSTEM USING MASS BALANCING TECHNIQUES HUANG, DAVID Z 27d
18038756 SYSTEM AND METHODS FOR VERIFYING THE INTEGRITY OF A BIOPROCESSING SYSTEM USING PRESSURIZATION LARKIN, DANIEL SEAN 40d

Hard Cases (7)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 7 ordered by deadline are shown.

App #TitleExaminerDue in
17905609 LINEAR PULSATING TYPE MAGNETIC MIXING SYSTEM AND AN ASSOCIATED METHOD OF OPERATION SORKIN, DAVID L 79d
18654163 APPARATUS FOR TRANSPORTING AND INSTALLING A BIOPROCESSING VESSEL BOWERS, NATHAN ANDREW —
18585242 LEVELING SYSTEM FOR A BIOREACTOR SYSTEM KIPOUROS, HOLLY MICHAELA —
18256185 METHODS AND APPARATUS FOR SCALING IN BIOPROCESS SYSTEMS ROSSI, VY BUI —
18038803 APPARATUS AND METHOD FOR IN-LINE MONITORING OF A BIOPROCESS FLUID BORTOLI, JONATHAN —
18044273 STERILE FOAM BREAKING SYSTEM AND ASSOCIATED METHOD THEREOF MCKENZIE, THOMAS B —
18014370 BIOPROCESSING SYSTEM AND TUBING AND COMPONENT MANAGEMENT APPARATUS FOR A BIOPROCESSING SYSTEM BEISNER, WILLIAM H —

Interview Candidates (10)

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 8 ordered by deadline are shown.

App #TitleExaminerDue in
18038732 SYSTEM AND METHOD FOR HEAT AND MASS TRANSFER FOR A BIOPROCESSING SYSTEM HASSAN, LIBAN M 14d
18038742 SYSTEM AND METHODS FOR VERIFYING THE INTEGRITY OF A BIOPROCESSING SYSTEM USING MASS BALANCING TECHNIQUES HUANG, DAVID Z 27d
17617710 BIOPROCESSING SYSTEM AND TUBING AND COMPONENT MANAGEMENT APPARATUS FOR A BIOPROCESSING SYSTEM BOWERS, NATHAN ANDREW 43d
18020527 BIOPROCESSING SYSTEM AND APPARATUS FOR REDUCING CELL SHEAR IN A BIOPROCESSING SYSTEM ESPERON, NATHAN GREGORY 55d
18654163 APPARATUS FOR TRANSPORTING AND INSTALLING A BIOPROCESSING VESSEL BOWERS, NATHAN ANDREW —
18585242 LEVELING SYSTEM FOR A BIOREACTOR SYSTEM KIPOUROS, HOLLY MICHAELA —
18256185 METHODS AND APPARATUS FOR SCALING IN BIOPROCESS SYSTEMS ROSSI, VY BUI —
18038803 APPARATUS AND METHOD FOR IN-LINE MONITORING OF A BIOPROCESS FLUID BORTOLI, JONATHAN —

Top Art Units

Art UnitApps
1799 5
2855 2
1678 1
1776 1
1774 1
1796 1
1798 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18654163 APPARATUS FOR TRANSPORTING AND INSTALLING A BIOPROCESSING VESSEL BOWERS, NATHAN ANDREW — §102§103 Non-Final OA — Pending May 03, 2024
18699939 APPARATUS, SYSTEM, AND METHOD FOR PACKAGING A BIOPROCESSING BAG SEIF, DARIUSH — §112 Non-Final OA — Pending Apr 10, 2024
18585242 LEVELING SYSTEM FOR A BIOREACTOR SYSTEM KIPOUROS, HOLLY MICHAELA — §102§103§112 Non-Final OA — Pending Feb 23, 2024
18256185 METHODS AND APPARATUS FOR SCALING IN BIOPROCESS SYSTEMS ROSSI, VY BUI — §101§102DP Non-Final OA — Pending Jun 06, 2023
18038756 SYSTEM AND METHODS FOR VERIFYING THE INTEGRITY OF A BIOPROCESSING SYSTEM USING PRESSURIZATION LARKIN, DANIEL SEAN 2855 §103 Final Rejection 40d Pending May 25, 2023
18038732 SYSTEM AND METHOD FOR HEAT AND MASS TRANSFER FOR A BIOPROCESSING SYSTEM HASSAN, LIBAN M 1799 §112 Final Rejection 14d Pending May 25, 2023
18038742 SYSTEM AND METHODS FOR VERIFYING THE INTEGRITY OF A BIOPROCESSING SYSTEM USING MASS BALANCING TECHNIQUES HUANG, DAVID Z 2855 §103 Final Rejection 27d Pending May 25, 2023
18038803 APPARATUS AND METHOD FOR IN-LINE MONITORING OF A BIOPROCESS FLUID BORTOLI, JONATHAN 1678 §102§103§112 Final Rejection — Pending May 25, 2023
18044273 STERILE FOAM BREAKING SYSTEM AND ASSOCIATED METHOD THEREOF MCKENZIE, THOMAS B 1776 §102§103§112 Non-Final OA — Pending Mar 07, 2023
18020527 BIOPROCESSING SYSTEM AND APPARATUS FOR REDUCING CELL SHEAR IN A BIOPROCESSING SYSTEM ESPERON, NATHAN GREGORY 1799 §103Other Final Rejection 55d Pending Feb 09, 2023
18014370 BIOPROCESSING SYSTEM AND TUBING AND COMPONENT MANAGEMENT APPARATUS FOR A BIOPROCESSING SYSTEM BEISNER, WILLIAM H 1799 §102§103 Final Rejection — Pending Jan 04, 2023
17998461 NOVEL HIGH-DENSITY MICROCARRIER RETENTION DEVICE FOR PERFUSION CULTURE AND METHOD OF USE THEREOF HURST, JONATHAN M 1799 §103 Non-Final OA 14d Pending Nov 10, 2022
17905609 LINEAR PULSATING TYPE MAGNETIC MIXING SYSTEM AND AN ASSOCIATED METHOD OF OPERATION SORKIN, DAVID L 1774 §103§112 Non-Final OA 79d Pending Sep 02, 2022
17617710 BIOPROCESSING SYSTEM AND TUBING AND COMPONENT MANAGEMENT APPARATUS FOR A BIOPROCESSING SYSTEM BOWERS, NATHAN ANDREW 1796 §103 Final Rejection 43d Pending Dec 09, 2021
17423202 FLUID HANDLING APPARATUS FOR A BIOPROCESSING SYSTEM KASS, BENJAMIN JOSEPH 1798 §103 Final Rejection 34d Pending Jul 15, 2021
16625173 Bioreactors with Filters BOWERS, NATHAN ANDREW 1799 §103 Non-Final OA — Pending Dec 20, 2019

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