Prosecution Insights
Last updated: October 25, 2026

Coorstek Membrane Sciences AS

Technology area: Chemistry & Materials

1 pending office actions • 1 art units • 1 examiners • 0 of 1 (0%) have an AI response strategy ready • 1 patents granted in the last 365 days

Analysis

Coorstek Membrane Sciences AS maintains a patent portfolio within the Chemistry & Materials technology area. The company currently has 1 pending office action. This prosecution activity is limited to 1 distinct examiner and 1 distinct art unit, indicating a concentrated effort in a specific technical field. This structure means that the company's current interactions with the USPTO are focused on a single point of contact.

FORSYTH, PAUL ALAN is the busiest examiner for the company, handling 1 pending office action. Since this is the only pending action, the examiner's specific approach to Chemistry & Materials will determine the immediate success of the portfolio. For a practitioner, this lack of examiner diversity means that the strategy must be tailored specifically to FORSYTH, PAUL ALAN, without the benefit of observing how other examiners might treat similar subject matter.

The involvement of only 1 distinct art unit suggests that the company's current filings are technically specialized. With 1 pending office action, the company's immediate patent goals are tied to a single prosecution track. This requires a precise and focused response to the examiner's findings, as the company does not have other pending matters to provide a broader view of the current examination environment.

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
§103 only1 (100%)

Industry Mix

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

1
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.

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
FORSYTH, PAUL ALAN 1 69.8% +2.2%

Top Art Units

Art UnitApps
1731 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
17437332 CERAMIC MATERIALS FORSYTH, PAUL ALAN 1731 §103 Non-Final OA — Pending Sep 08, 2021

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Frequently Asked Questions

How many pending USPTO office actions does Coorstek Membrane Sciences AS have?

Coorstek Membrane Sciences AS has 1 pending office actions as of October 2026, spread across 1 art units and 1 examiners.

Which USPTO examiner handles the most Coorstek Membrane Sciences AS applications?

Paul Alan Forsyth has the most, with 1 of Coorstek Membrane Sciences AS's pending office actions.

What technology area are Coorstek Membrane Sciences AS's patent applications in?

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

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