Prosecution Insights
Last updated: October 27, 2026

Ahlstrom Oyj

Technology area: Chemistry & Materials

8 pending office actions • 6 art units • 5 examiners • 0 of 8 (0%) have an AI response strategy ready • 8 patents granted in the last 365 days

Analysis

Ahlstrom Oyj currently manages a portfolio with 8 pending office actions, all located within the Chemistry & Materials technology area. This volume of activity is distributed among 5 distinct examiners, indicating a moderate level of diversity in the individuals reviewing the company's patent applications. For a practitioner, this distribution requires managing 5 distinct examiner styles and potential differences in prior art interpretation within the same broad technology sector.

The prosecution effort spans 6 distinct art units. This suggests that the company's innovations in Chemistry & Materials are being categorized into 6 specialized sub-fields at the patent office. Navigating 6 different art units requires a strategy that accounts for the specific examination cultures and technical nuances of each unit, as these administrative divisions can vary significantly in their allowance rates and procedural tendencies.

TATESURE, VINCENT is the busiest examiner for the portfolio, currently overseeing 3 pending office actions. This concentration of 3 actions under a single examiner makes TATESURE, VINCENT a primary point of contact for the company's legal team. Successfully navigating the requirements of this specific examiner is essential for the overall health of the Ahlstrom Oyj portfolio, as their decisions impact a significant portion of the 8 total pending actions.

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

Portfolio Summary

8
Total Pending OAs
5
Non-Final OAs
3
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 3 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

1
Overdue
0
Due this week
1
Due this month
1
Due in next 60 days
0
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. 3 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (1)Due ≤ 30 days (1)Due ≤ 60 days (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.

2
Hard (25%)
5
Medium (62%)
1
Easy (12%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only5 (62%)
§112 only1 (12%)
Multi-statute (no §101)2 (25%)

Industry Mix

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

8
Life Sciences
100% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% 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.

80 h
Manual time on pending OAs
16 h
Time saved (low, 20%)
28 h
Time saved (mid, 35%)
0.7 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
TATESURE, VINCENT 3 44.8% +31.9%
MCCULLOUGH, ERIC J. 2 31.9% +43.1%
THAKUR, VIREN A 1 13.3% +26.5%
CAILLOUET, CHRISTOPHER C 1 67.8% +14.9%
DICUS, TAMRA 1 30.4% +21.3%

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
18725467 STERILIZATION WRAP AND METHODS OF FABRICATION AND USE TATESURE, VINCENT 35d
19211583 COMPOSTABLE LID COMPRISING AN OXYGEN BARRIER LAYER FOR SEALING A CAPSULE AND CAPSULE SEALED BY THE LID THAKUR, VIREN A —
18694259 THERMOPLASTIC-IMPREGNATED CELLULOSIC NONWOVEN AS A COMPOSTABLE FILTER MATERIAL FOR LIQUIDS TATESURE, VINCENT —

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
18678361 SELF-CLEANING FILTER MCCULLOUGH, ERIC J. 46d overdue
17637666 PRE-PASTED WALL COVER AND A METHOD OF PRODUCING THE SAME DICUS, TAMRA 28d
18725467 STERILIZATION WRAP AND METHODS OF FABRICATION AND USE TATESURE, VINCENT 35d
19211583 COMPOSTABLE LID COMPRISING AN OXYGEN BARRIER LAYER FOR SEALING A CAPSULE AND CAPSULE SEALED BY THE LID THAKUR, VIREN A —
18872965 FIBER-BASED TRANSPARENT TAPE, METHOD FOR PRODUCING IT AND USES THEREOF CAILLOUET, CHRISTOPHER C —
18947295 COMPOSTABLE LID FOR SEALING A CAPSULE AND A CAPSULE SEALED BY THE LID TATESURE, VINCENT —
18694259 THERMOPLASTIC-IMPREGNATED CELLULOSIC NONWOVEN AS A COMPOSTABLE FILTER MATERIAL FOR LIQUIDS TATESURE, VINCENT —
17115184 HIGH BURST STRENGTH WET-LAID NONWOVEN FILTRATION MEDIA AND PROCESS FOR PRODUCING SAME MCCULLOUGH, ERIC J. —

Top Art Units

Art UnitApps
1786 2
1773 2
1792 1
1745 1
1791 1
1787 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19211583 COMPOSTABLE LID COMPRISING AN OXYGEN BARRIER LAYER FOR SEALING A CAPSULE AND CAPSULE SEALED BY THE LID THAKUR, VIREN A 1792 §112Other Non-Final OA — Pending May 19, 2025
18872965 FIBER-BASED TRANSPARENT TAPE, METHOD FOR PRODUCING IT AND USES THEREOF CAILLOUET, CHRISTOPHER C 1745 §103 Final Rejection — Pending Dec 09, 2024
18947295 COMPOSTABLE LID FOR SEALING A CAPSULE AND A CAPSULE SEALED BY THE LID TATESURE, VINCENT 1786 §103Other Non-Final OA — Pending Nov 14, 2024
18725467 STERILIZATION WRAP AND METHODS OF FABRICATION AND USE TATESURE, VINCENT 1786 §103§112 Non-Final OA 35d Pending Jun 28, 2024
18678361 SELF-CLEANING FILTER MCCULLOUGH, ERIC J. 1773 §103 Final Rejection 46d overdue Pending May 30, 2024
18694259 THERMOPLASTIC-IMPREGNATED CELLULOSIC NONWOVEN AS A COMPOSTABLE FILTER MATERIAL FOR LIQUIDS TATESURE, VINCENT 1791 §102§103§112 Non-Final OA — Pending Mar 21, 2024
17637666 PRE-PASTED WALL COVER AND A METHOD OF PRODUCING THE SAME DICUS, TAMRA 1787 §103 Final Rejection 28d Pending Feb 23, 2022
17115184 HIGH BURST STRENGTH WET-LAID NONWOVEN FILTRATION MEDIA AND PROCESS FOR PRODUCING SAME MCCULLOUGH, ERIC J. 1773 §103 Non-Final OA — Pending Dec 08, 2020

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Frequently Asked Questions

How many pending USPTO office actions does Ahlstrom Oyj have?

Ahlstrom Oyj has 8 pending office actions as of October 2026, spread across 6 art units and 5 examiners.

Which USPTO examiner handles the most Ahlstrom Oyj applications?

Vincent Tatesure has the most, with 3 of Ahlstrom Oyj's pending office actions.

What technology area are Ahlstrom Oyj's patent applications in?

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

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