Prosecution Insights
Last updated: October 25, 2026

Salzgitter Flachstahl GmbH

Technology area: Chemistry & Materials

3 pending office actions • 3 art units • 3 examiners • 0 of 3 (0%) have an AI response strategy ready • 1 patents granted in the last 365 days

Analysis

Salzgitter Flachstahl GmbH is currently overseeing 2 pending office actions within the Chemistry & Materials technology area. These matters are handled by 2 distinct examiners and are located in 2 distinct art units. This distribution indicates that the company's current patenting activity is not concentrated in a specific niche but is instead spread across different technical specialties within the chemistry and materials field.

The busiest examiner for this portfolio is SU, XIAOWEI, who is responsible for 1 busiest examiner pending action. The total of 2 pending office actions is distributed among 2 distinct examiners. For practitioners, this means that the prosecution strategy must account for the different requirements and tendencies of examiners in 2 distinct art units. The lack of a dominant examiner suggests a broader technical scope for the company's current intellectual property filings, requiring a versatile approach to managing office action responses.

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

Portfolio Summary

3
Total Pending OAs
1
Non-Final OAs
2
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 (100%)
0
Medium (0%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
Multi-statute (no §101)3 (100%)

Industry Mix

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

3
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.

30 h
Manual time on pending OAs
6 h
Time saved (low, 20%)
10 h
Time saved (mid, 35%)
0.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
HILL, STEPHANI A 1 29.2% +44.0%
SU, XIAOWEI 1 71.9% +12.6%
LA VILLA, MICHAEL EUGENE 1 75.7% +18.1%

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
18553034 STEEL STRIP MADE OF A HIGH-STRENGTH MULTIPHASE STEEL AND PROCESS FOR PRODUCING SUCH A STEEL STRIP HILL, STEPHANI A —
18547444 HIGH-STRENGTH HOT-ROLLED FLAT STEEL PRODUCT HAVING HIGH LOCAL COLD FORMABILITY AND A METHOD OF PRODUCING SUCH A FLAT STEEL PRODUCT SU, XIAOWEI —
17763449 METHOD FOR PRODUCING A PRESS-HARDENED SHEET STEEL PART HAVING AN ALUMINIUM-BASED COATING, INITIAL SHEET METAL BLANK, AND A PRESS-HARDENED SHEET STEEL PART MADE THEREFROM LA VILLA, MICHAEL EUGENE —

Interview Candidates (3)

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 3 ordered by deadline are shown.

App #TitleExaminerDue in
18553034 STEEL STRIP MADE OF A HIGH-STRENGTH MULTIPHASE STEEL AND PROCESS FOR PRODUCING SUCH A STEEL STRIP HILL, STEPHANI A —
18547444 HIGH-STRENGTH HOT-ROLLED FLAT STEEL PRODUCT HAVING HIGH LOCAL COLD FORMABILITY AND A METHOD OF PRODUCING SUCH A FLAT STEEL PRODUCT SU, XIAOWEI —
17763449 METHOD FOR PRODUCING A PRESS-HARDENED SHEET STEEL PART HAVING AN ALUMINIUM-BASED COATING, INITIAL SHEET METAL BLANK, AND A PRESS-HARDENED SHEET STEEL PART MADE THEREFROM LA VILLA, MICHAEL EUGENE —

Top Art Units

Art UnitApps
1735 1
1733 1
1784 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18553034 STEEL STRIP MADE OF A HIGH-STRENGTH MULTIPHASE STEEL AND PROCESS FOR PRODUCING SUCH A STEEL STRIP HILL, STEPHANI A 1735 §102§103§112Other Final Rejection — Pending Sep 28, 2023
18547444 HIGH-STRENGTH HOT-ROLLED FLAT STEEL PRODUCT HAVING HIGH LOCAL COLD FORMABILITY AND A METHOD OF PRODUCING SUCH A FLAT STEEL PRODUCT SU, XIAOWEI 1733 §103§112 Non-Final OA — Pending Aug 22, 2023
17763449 METHOD FOR PRODUCING A PRESS-HARDENED SHEET STEEL PART HAVING AN ALUMINIUM-BASED COATING, INITIAL SHEET METAL BLANK, AND A PRESS-HARDENED SHEET STEEL PART MADE THEREFROM LA VILLA, MICHAEL EUGENE 1784 §103§112 Final Rejection — Pending Mar 24, 2022

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Frequently Asked Questions

How many pending USPTO office actions does Salzgitter Flachstahl GmbH have?

Salzgitter Flachstahl GmbH has 3 pending office actions as of October 2026, spread across 3 art units and 3 examiners.

Which USPTO examiner handles the most Salzgitter Flachstahl GmbH applications?

Stephani A Hill has the most, with 1 of Salzgitter Flachstahl GmbH's pending office actions.

What technology area are Salzgitter Flachstahl GmbH's patent applications in?

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

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