Prosecution Insights
Last updated: October 27, 2026

EOS GmbH Electro Optical Systems

Technology area: Chemistry & Materials

10 pending office actions • 10 art units • 10 examiners • 0 of 10 (0%) have an AI response strategy ready • 11 patents granted in the last 365 days

Analysis

EOS GmbH Electro Optical Systems has 10 pending office actions in the Chemistry & Materials technology area. These 10 actions are distributed across 10 distinct examiners and distinct art units. SCHLEIS, DANIEL J is the busiest examiner, though he is responsible for only 1 pending office action.

The 10 pending office actions are spread across multiple units. With 1 action for the busiest examiner, the portfolio shows a highly diversified prosecution strategy where no individual is overloaded.

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

Portfolio Summary

10
Total Pending OAs
5
Non-Final OAs
5
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 1 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

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

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 (70%)
3
Medium (30%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other3 (30%)
§103 only3 (30%)
Multi-statute (no §101)4 (40%)

Industry Mix

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

8
Life Sciences
80% of docket
1
Information Tech
10% of docket
1
Communications
10% 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.

100 h
Manual time on pending OAs
20 h
Time saved (low, 20%)
35 h
Time saved (mid, 35%)
0.9 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
SCHLEIS, DANIEL J 1 71.9% +5.3%
CHEN, GEORGE YUNG CHIEH 1 49.1% +35.6%
COUSINEAU, CONNOR DANIEL 1 100.0% +0.0%
NGUYEN, DAVID VAN 1 88.9% +12.7%
LUK, EMMANUEL S 1 71.5% +26.3%
ROE, JESSEE RANDALL 1 76.5% +7.8%
POLLOCK, AUSTIN M 1 51.2% +36.2%
HAUTH, GALEN H 1 64.7% +17.7%
HEVEY, JOHN A 1 61.8% +19.7%
CAI, WENWEN 1 59.9% +19.4%

Quick Wins (1)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18903949 Method and Modification Device for Modifying Surface-Based Image Data of a Three-Dimensional Geometric Model NGUYEN, DAVID VAN —

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
18877829 NI-BASE SUPERALLOY SCHLEIS, DANIEL J —
18956310 Method and Control Device for Controlling an Irradiation in a Manufacturing Process for the Additive Manufacturing of Objects CHEN, GEORGE YUNG CHIEH —
18856573 Method and Device for Generating Control Data for a Device for Additive Manufacturing of a Component COUSINEAU, CONNOR DANIEL —
18727666 EXPOSURE STRATEGY AT SCAN FIELD BOUNDARIES LUK, EMMANUEL S —
18721650 SUPER DUPLEX STAINLESS STEEL FOR ADDITIVE MANUFACTURE ROE, JESSEE RANDALL —
18292891 DETECTION OF THE OXIDATION PROGRESS OF METAL CONDENSATE POLLOCK, AUSTIN M —
17770514 IMPROVED POWDER FOR ADDITIVE MANUFACTURING CAI, WENWEN —

Interview Candidates (7)

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 7 ordered by deadline are shown.

App #TitleExaminerDue in
17796911 METHOD FOR MODERATING A REACTION OF METAL PARTICLES HEVEY, JOHN A 13d
18956310 Method and Control Device for Controlling an Irradiation in a Manufacturing Process for the Additive Manufacturing of Objects CHEN, GEORGE YUNG CHIEH —
18903949 Method and Modification Device for Modifying Surface-Based Image Data of a Three-Dimensional Geometric Model NGUYEN, DAVID VAN —
18727666 EXPOSURE STRATEGY AT SCAN FIELD BOUNDARIES LUK, EMMANUEL S —
18292891 DETECTION OF THE OXIDATION PROGRESS OF METAL CONDENSATE POLLOCK, AUSTIN M —
17798168 METHOD AND DEVICE FOR DETERMINING A DISTANCE IN AN ADDITIVE MANUFACTURING DEVICE HAUTH, GALEN H —
17770514 IMPROVED POWDER FOR ADDITIVE MANUFACTURING CAI, WENWEN —

Top Art Units

Art UnitApps
1784 1
1741 1
2115 1
2617 1
1744 1
1759 1
1738 1
1743 1
1735 1
1763 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18877829 NI-BASE SUPERALLOY SCHLEIS, DANIEL J 1784 §102§103 Final Rejection — Pending Dec 20, 2024
18956310 Method and Control Device for Controlling an Irradiation in a Manufacturing Process for the Additive Manufacturing of Objects CHEN, GEORGE YUNG CHIEH 1741 §101§102§103§112 Non-Final OA — Pending Nov 22, 2024
18856573 Method and Device for Generating Control Data for a Device for Additive Manufacturing of a Component COUSINEAU, CONNOR DANIEL 2115 §101§102§112 Non-Final OA — Pending Oct 11, 2024
18903949 Method and Modification Device for Modifying Surface-Based Image Data of a Three-Dimensional Geometric Model NGUYEN, DAVID VAN 2617 §103 Final Rejection — Pending Oct 01, 2024
18727666 EXPOSURE STRATEGY AT SCAN FIELD BOUNDARIES LUK, EMMANUEL S 1744 §102§112 Final Rejection — Pending Jul 09, 2024
18721650 SUPER DUPLEX STAINLESS STEEL FOR ADDITIVE MANUFACTURE ROE, JESSEE RANDALL 1759 §101§103§112 Non-Final OA — Pending Jun 18, 2024
18292891 DETECTION OF THE OXIDATION PROGRESS OF METAL CONDENSATE POLLOCK, AUSTIN M 1738 §102§103§112 Non-Final OA — Pending Jan 26, 2024
17798168 METHOD AND DEVICE FOR DETERMINING A DISTANCE IN AN ADDITIVE MANUFACTURING DEVICE HAUTH, GALEN H 1743 §103 Final Rejection — Pending Aug 08, 2022
17796911 METHOD FOR MODERATING A REACTION OF METAL PARTICLES HEVEY, JOHN A 1735 §103 Final Rejection 13d Pending Aug 02, 2022
17770514 IMPROVED POWDER FOR ADDITIVE MANUFACTURING CAI, WENWEN 1763 §103§112 Non-Final OA — Pending Apr 20, 2022

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Frequently Asked Questions

How many pending USPTO office actions does EOS GmbH Electro Optical Systems have?

EOS GmbH Electro Optical Systems has 10 pending office actions as of October 2026, spread across 10 art units and 10 examiners.

Which USPTO examiner handles the most EOS GmbH Electro Optical Systems applications?

Daniel J Schleis has the most, with 1 of EOS GmbH Electro Optical Systems's pending office actions.

What technology area are EOS GmbH Electro Optical Systems's patent applications in?

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

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