Prosecution Insights
Last updated: October 27, 2026

Westrock Mwv LLC

Technology areas: Chemistry & Materials • Medical Devices & Mechanical Engineering

9 pending office actions • 6 art units • 8 examiners • 0 of 9 (0%) have an AI response strategy ready • 8 patents granted in the last 365 days

Analysis

Westrock Mwv LLC has 8 pending office actions in Chemistry & Materials. The matters involve 7 examiners and 6 art units, showing a distributed portfolio with some repeated examiner and art-unit coverage.

DEMEREE, CHRISTOPHER R is the listed busiest examiner, with 2 pending matters. That assignment provides a limited concentration point, while the remaining matters require coordination across other examination relationships.

The difference between the pending-action total and examiner coverage indicates that at least one examiner handles multiple matters. Counsel can compare those records for consistent treatment, while using the art-unit groupings to monitor recurring technical or prior-art issues.

A unified docket review can support consistent claim language and disclosure positions. Response arguments should still be tailored to each examiner and art unit, because the supplied data shows a spread rather than one controlling prosecution path.

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

Portfolio Summary

9
Total Pending OAs
6
Non-Final OAs
3
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.

3
Hard (33%)
6
Medium (67%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only5 (56%)
§102 only1 (11%)
Multi-statute (no §101)3 (33%)

Industry Mix

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

7
Life Sciences
78% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
2
Mechanical / Eng
22% 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.

90 h
Manual time on pending OAs
18 h
Time saved (low, 20%)
31 h
Time saved (mid, 35%)
0.8 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
DEMEREE, CHRISTOPHER R 2 68.9% +14.2%
VERA, ELISA H 1 72.4% +26.3%
SHEWAREGED, BETELHEM 1 71.6% +9.2%
RUSSELL, STEPHEN MATTHEW 1 63.2% +34.6%
TOLIN, MICHAEL A 1 63.2% +27.0%
ROMANOWSKI, MICHAEL C 1 53.0% +62.8%
HUANG, CHENG YUAN 1 39.2% +23.0%
STRAH, ELI D 1 52.0% +41.3%

Hard Cases (3)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 3 ordered by deadline are shown.

App #TitleExaminerDue in
19006630 RECYCLABLE CELLULOSIC STRUCTURE WITH METAL ION TREATMENT VERA, ELISA H —
18700615 CELLULOSIC STRUCTURES, METHODS FOR MANUFACTURING CELLULOSIC STRUCTURES, AND METHODS FOR REMOVING POLYMERIC COATINGS FROM CELLULOSIC STRUCTURES TOLIN, MICHAEL A —
18419857 STRETCHABLE BARRIER WRAP AND METHOD FOR MANUFACTURING THEREOF ROMANOWSKI, MICHAEL C —

Interview Candidates (8)

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
19006630 RECYCLABLE CELLULOSIC STRUCTURE WITH METAL ION TREATMENT VERA, ELISA H —
18877908 CELLULOSIC STRUCTURES, CELLULOSIC CONTAINERS, AND METHODS FOR MANUFACTURING THEREOF DEMEREE, CHRISTOPHER R —
18708289 CONTINUOUS PAPERMAKING MACHINES AND METHODS FOR CONTINUOUS PAPERMAKING RUSSELL, STEPHEN MATTHEW —
18700615 CELLULOSIC STRUCTURES, METHODS FOR MANUFACTURING CELLULOSIC STRUCTURES, AND METHODS FOR REMOVING POLYMERIC COATINGS FROM CELLULOSIC STRUCTURES TOLIN, MICHAEL A —
18419857 STRETCHABLE BARRIER WRAP AND METHOD FOR MANUFACTURING THEREOF ROMANOWSKI, MICHAEL C —
17964829 HIGH BARRIER CELLULOSIC STRUCTURE AND CELLULOSIC CONTAINER DEMEREE, CHRISTOPHER R —
17642814 HIGH BARRIER PAPERBOARD AND PAPERBOARD CONTAINERS HUANG, CHENG YUAN —
17236116 Cellulosic Structures, Methods for Manufacturing Cellulosic Structures, and Liners Formed Therefrom STRAH, ELI D —

Top Art Units

Art UnitApps
1748 2
3734 2
1782 2
1785 1
1745 1
1787 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19006630 RECYCLABLE CELLULOSIC STRUCTURE WITH METAL ION TREATMENT VERA, ELISA H 1748 §102§103 Non-Final OA — Pending Dec 31, 2024
18877908 CELLULOSIC STRUCTURES, CELLULOSIC CONTAINERS, AND METHODS FOR MANUFACTURING THEREOF DEMEREE, CHRISTOPHER R 3734 §102 Non-Final OA — Pending Dec 20, 2024
18666410 SUSTAINABLE BARRIER BOARDS AND ASSOCIATED FOOD PACKAGES AND METHODS SHEWAREGED, BETELHEM 1785 §103 Non-Final OA — Pending May 16, 2024
18708289 CONTINUOUS PAPERMAKING MACHINES AND METHODS FOR CONTINUOUS PAPERMAKING RUSSELL, STEPHEN MATTHEW 1748 §103 Final Rejection — Pending May 08, 2024
18700615 CELLULOSIC STRUCTURES, METHODS FOR MANUFACTURING CELLULOSIC STRUCTURES, AND METHODS FOR REMOVING POLYMERIC COATINGS FROM CELLULOSIC STRUCTURES TOLIN, MICHAEL A 1745 §102§103 Non-Final OA — Pending Apr 11, 2024
18419857 STRETCHABLE BARRIER WRAP AND METHOD FOR MANUFACTURING THEREOF ROMANOWSKI, MICHAEL C 1782 §102§103 Non-Final OA — Pending Jan 23, 2024
17964829 HIGH BARRIER CELLULOSIC STRUCTURE AND CELLULOSIC CONTAINER DEMEREE, CHRISTOPHER R 3734 §103 Final Rejection — Pending Oct 12, 2022
17642814 HIGH BARRIER PAPERBOARD AND PAPERBOARD CONTAINERS HUANG, CHENG YUAN 1787 §103 Non-Final OA — Pending Mar 14, 2022
17236116 Cellulosic Structures, Methods for Manufacturing Cellulosic Structures, and Liners Formed Therefrom STRAH, ELI D 1782 §103 Final Rejection — Pending Apr 21, 2021

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Frequently Asked Questions

How many pending USPTO office actions does Westrock Mwv LLC have?

Westrock Mwv LLC has 9 pending office actions as of October 2026, spread across 6 art units and 8 examiners.

Which USPTO examiner handles the most Westrock Mwv LLC applications?

Christopher R Demeree has the most, with 2 of Westrock Mwv LLC's pending office actions.

What technology area are Westrock Mwv LLC's patent applications in?

Mostly Chemistry & Materials (USPTO Tech Center 1700), based on where its pending office actions are examined.

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