Prosecution Insights
Last updated: October 27, 2026

Rohm and Haas Electronic Materials Korea Ltd.

Technology area: Chemistry & Materials

34 pending office actions • 11 art units • 21 examiners • 0 of 34 (0%) have an AI response strategy ready • 37 patents granted in the last 365 days

Analysis

Rohm and Haas Electronic Materials Korea Ltd. has 33 pending office actions in Chemistry & Materials. The docket spans 20 examiners and 10 art units, creating substantial examination complexity and multiple opportunities for recurring claim or prior-art issues.

GARRETT, DAWN L is the busiest examiner, with 6 pending matters. That is the largest identified examiner allocation, but the broader docket remains distributed, so portfolio-level oversight should combine centralized issue tracking with examiner-specific response preparation.

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

Portfolio Summary

34
Total Pending OAs
21
Non-Final OAs
13
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 7 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

4
Overdue
0
Due this week
2
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. 7 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (4)Due ≤ 30 days (2)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.

14
Hard (41%)
19
Medium (56%)
1
Easy (3%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other1 (3%)
§103 only13 (38%)
§102 only4 (12%)
§112 only1 (3%)
Double-patenting + other2 (6%)
Multi-statute (no §101)13 (38%)

Industry Mix

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

32
Life Sciences
94% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
2
Semiconductors
6% 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.

340 h
Manual time on pending OAs
68 h
Time saved (low, 20%)
119 h
Time saved (mid, 35%)
3.0 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
GARRETT, DAWN L 7 72.7% +10.2%
DAHLBURG, ELIZABETH M 3 51.5% +41.2%
FORTWENGLER, JAMES RICHARD 2 100.0% +0.0%
LOEWE, ROBERT S 2 83.8% +3.8%
DEGUIRE, SEAN M 2 61.2% +27.7%
JEON, SEOKMIN 2 59.4% +52.3%
SIMBANA, RACHEL A 2 62.0% +45.2%
COLEMAN, BRENDA LIBBY 1 74.8% +15.7%
HOU, FRANK S 1 67.8% +36.7%
ROBINSON, CHANCEITY N 1 72.4% -13.0%

Hard Cases (14)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 8 ordered by deadline are shown.

App #TitleExaminerDue in
17896497 ORGANIC ELECTROLUMINESCENT COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME LOEWE, ROBERT S 56d
18529050 COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME FORTWENGLER, JAMES RICHARD —
18379813 ORGANIC ELECTROLUMINESCENT COMPOUND, A PLURALITY OF HOST MATERIALS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME ROBINSON, CHANCEITY N —
18449386 ORGANIC ELECTROLUMINESCENT COMPOUND, A PLURALITY OF HOST MATERIALS, AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME LOEWE, ROBERT S —
18446086 PLURALITY OF HOST MATERIALS, ORGANIC ELECTROLUMINESCENT COMPOUND, AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME DEGUIRE, SEAN M —
18363229 PLURALITY OF HOST MATERIALS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME DAHLBURG, ELIZABETH M —
18355537 PLURALITY OF HOST MATERIALS, ORGANIC ELECTROLUMINESCENT COMPOUND, AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME DAHLBURG, ELIZABETH M —
18310762 PLURALITY OF HOST MATERIALS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME DIAZ, KEILI —

Interview Candidates (18)

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
18406662 PLURALITY OF ORGANIC ELECTROLUMINESCENT MATERIALS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME DAHLBURG, ELIZABETH M 66d overdue
17873639 ORGANOMETALLIC COMPOUND AND ORGANIC LIGHT-EMITTING DIODE INCLUDING THE SAME SIMBANA, RACHEL A 11d overdue
17550562 ORGANIC ELECTROLUMINESCENT COMPOUND, A PLURALITY OF HOST MATERIALS, AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME GARRETT, DAWN L 4d overdue
18441092 PLURALITY OF HOST MATERIALS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME COLEMAN, BRENDA LIBBY —
18431116 PLURALITY OF HOST MATERIALS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME GARRETT, DAWN L —
18488148 ORGANIC ELECTROLUMINESCENT DEVICE HOU, FRANK S —
18446086 PLURALITY OF HOST MATERIALS, ORGANIC ELECTROLUMINESCENT COMPOUND, AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME DEGUIRE, SEAN M —
18363229 PLURALITY OF HOST MATERIALS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME DAHLBURG, ELIZABETH M —

Top Art Units

Art UnitApps
1786 19
1789 3
1766 3
1621 2
2897 1
1692 1
2893 1
1763 1
1691 1
1626 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18441092 PLURALITY OF HOST MATERIALS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME COLEMAN, BRENDA LIBBY 2897 §112 Final Rejection — Pending Feb 14, 2024
18431116 PLURALITY OF HOST MATERIALS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME GARRETT, DAWN L 1786 §103 Non-Final OA — Pending Feb 02, 2024
18406662 PLURALITY OF ORGANIC ELECTROLUMINESCENT MATERIALS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME DAHLBURG, ELIZABETH M 1786 §103 Final Rejection 66d overdue Pending Jan 08, 2024
18529050 COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME FORTWENGLER, JAMES RICHARD 1789 §102§103 Non-Final OA — Pending Dec 05, 2023
18488148 ORGANIC ELECTROLUMINESCENT DEVICE HOU, FRANK S 1692 §103Other Final Rejection — Pending Oct 17, 2023
18379813 ORGANIC ELECTROLUMINESCENT COMPOUND, A PLURALITY OF HOST MATERIALS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME ROBINSON, CHANCEITY N 2893 §101§102§112Other Non-Final OA — Pending Oct 13, 2023
18449386 ORGANIC ELECTROLUMINESCENT COMPOUND, A PLURALITY OF HOST MATERIALS, AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME LOEWE, ROBERT S 1766 §102§103 Non-Final OA — Pending Aug 14, 2023
18446086 PLURALITY OF HOST MATERIALS, ORGANIC ELECTROLUMINESCENT COMPOUND, AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME DEGUIRE, SEAN M 1786 §102§103 Non-Final OA — Pending Aug 08, 2023
18363229 PLURALITY OF HOST MATERIALS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME DAHLBURG, ELIZABETH M 1786 §102§103§112 Non-Final OA — Pending Aug 01, 2023
18355537 PLURALITY OF HOST MATERIALS, ORGANIC ELECTROLUMINESCENT COMPOUND, AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME DAHLBURG, ELIZABETH M 1786 §102§112 Non-Final OA — Pending Jul 20, 2023
18351774 PLURALITY OF HOST MATERIALS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME CLAUDIO VAZQUEZ, ADRIANA PAOLA 1789 §103 Non-Final OA — Pending Jul 13, 2023
18344288 PLURALITY OF HOST MATERIALS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME GARRETT, DAWN L 1786 §112DP Non-Final OA — Pending Jun 29, 2023
18331498 PLURALITY OF HOST MATERIALS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME JEON, SEOKMIN 1786 §102§103DP Non-Final OA — Pending Jun 08, 2023
18329270 PLURALITY OF HOST MATERIALS, ORGANIC ELECTROLUMINESCENT COMPOUND, AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME GARRETT, DAWN L 1786 §103 Final Rejection — Pending Jun 05, 2023
18310762 PLURALITY OF HOST MATERIALS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME DIAZ, KEILI 1786 §103§112 Non-Final OA — Pending May 02, 2023
18296538 ORGANIC ELECTROLUMINESCENT COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME YOO, SUN JAE 1621 §102 Non-Final OA 27d Pending Apr 06, 2023
18181832 ORGANIC ELECTROLUMINESCENT MATERIAL, A PLURALITY OF HOST MATERIALS, AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME DOLLINGER, MICHAEL M 1766 §103 Non-Final OA — Pending Mar 10, 2023
18163613 PLURALITY OF HOST MATERIALS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME FORTWENGLER, JAMES RICHARD 1789 §102§103 Non-Final OA — Pending Feb 02, 2023
18075353 PLURALITY OF HOST MATERIALS, ORGANIC ELECTROLUMINESCENT COMPOUND, AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME KERSHNER, DYLAN CLAY 1786 §103 Final Rejection — Pending Dec 05, 2022
17979252 ORGANIC ELECTROLUMINESCENT COMPOUND, A PLURALITY OF HOST MATERIALS COMPRISING THE SAME, AND ORGANIC ELECTROLUMINESCENT DEVICE CLARK, GREGORY D 1786 §102 Final Rejection — Pending Nov 02, 2022
17952499 PLURALITY OF HOST MATERIALS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME GARRETT, DAWN L 1786 §103 Final Rejection — Pending Sep 26, 2022
17896497 ORGANIC ELECTROLUMINESCENT COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME LOEWE, ROBERT S 1766 §102§103 Final Rejection 56d Pending Aug 26, 2022
17873639 ORGANOMETALLIC COMPOUND AND ORGANIC LIGHT-EMITTING DIODE INCLUDING THE SAME SIMBANA, RACHEL A 1786 §103 Non-Final OA 11d overdue Pending Jul 26, 2022
17833783 ORGANIC ELECTROLUMINESCENT COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME DEGUIRE, SEAN M 1786 §103§112 Final Rejection — Pending Jun 06, 2022
17734347 PLURALITY OF HOST MATERIALS, ORGANIC ELECTROLUMINESCENT COMPOUND, AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME JEON, SEOKMIN 1786 §103§112 Final Rejection — Pending May 02, 2022
17550562 ORGANIC ELECTROLUMINESCENT COMPOUND, A PLURALITY OF HOST MATERIALS, AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME GARRETT, DAWN L 1786 §103 Final Rejection 4d overdue Pending Dec 14, 2021
17612155 ORGANIC ELECTROLUMINESCENT COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME O DELL, DAVID K 1621 §102§112 Non-Final OA — Pending Nov 17, 2021
17516965 PLURALITY OF HOST MATERIALS, COMPOSITION COMPRISING THE SAME, AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME GARRETT, DAWN L 1786 §103 Non-Final OA — Pending Nov 02, 2021
17411708 HIGH REFRACTIVE INDEX MATERIALS AHVAZI, BIJAN 1763 §103§112 Non-Final OA — Pending Aug 25, 2021
17425681 ORGANIC ELECTROLUMINESCENT COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME JOHNSON, CHRISTOPHER LINDSAY 1691 §102 Non-Final OA — Pending Jul 23, 2021
17285822 A PLURALITY OF HOST MATERIALS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME GARRETT, DAWN L 1786 §103§112 Final Rejection — Pending Apr 15, 2021
17231835 ORGANIC ELECTROLUMINESCENT DEVICE SIMBANA, RACHEL A 1786 §103 Non-Final OA — Pending Apr 15, 2021
17206835 ORGANIC ELECTROLUMINESCENT COMPOUND, ORGANIC ELECTROLUMINESCENT MATERIAL COMPRISING THE SAME, AND ORGANIC ELECTROLUMINESCENT DEVICE KUCKLA, ANNA GRACE 1626 §102 Final Rejection 26d Pending Mar 19, 2021
16924332 A PLURALITY OF HOST MATERIALS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME ZHANG, RUIYUN 1782 §103 Non-Final OA 38d overdue Pending Jul 09, 2020

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Frequently Asked Questions

How many pending USPTO office actions does Rohm and Haas Electronic Materials Korea Ltd. have?

Rohm and Haas Electronic Materials Korea Ltd. has 34 pending office actions as of October 2026, spread across 11 art units and 21 examiners.

Which USPTO examiner handles the most Rohm and Haas Electronic Materials Korea Ltd. applications?

Dawn L Garrett has the most, with 7 of Rohm and Haas Electronic Materials Korea Ltd.'s pending office actions.

What technology area are Rohm and Haas Electronic Materials Korea Ltd.'s patent applications in?

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

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