Prosecution Insights
Last updated: May 29, 2026

Hanwha Solutions Corporation

29 pending office actions • 16 art units • 26 examiners • 0 of 29 (0%) have an AI response strategy ready • 56 patents granted in the last 365 days

Portfolio Summary

29
Total Pending OAs
21
Non-Final OAs
8
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 28 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

15
Overdue
1
Due this week
7
Due this month
3
Due in next 60 days
2
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. 28 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (15)Due ≤ 7 days (1)Due ≤ 30 days (7)Due ≤ 60 days (3)Due later (2)

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%)
25
Medium (86%)
0
Easy (0%)
4
Unknown (14%)

Rejection Statute Mix

BucketCases
§103 only23 (79%)
§102 only2 (7%)
No statute on record4 (14%)

Industry Mix

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

25
Life Sciences
86% of docket
0
Information Tech
0% of docket
1
Communications
3% of docket
2
Semiconductors
7% of docket
1
Mechanical / Eng
3% 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.

290 h
Manual time on pending OAs
58 h
Time saved (low, 20%)
102 h
Time saved (mid, 35%)
2.5 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
DAVIDSON IV, CULLEN LEE GARRETT 3 36.5% +46.7%
KELLY-O'NEILL, YOLANDA LYNNETTE 2 21.4% +36.4%
GOLDEN, ANDREW J 1 42.1% +39.0%
PATEL, DEVANG R 1 65.1% +39.3%
FERDOUS, ZANNATUL 1 84.7% +16.3%
ORTIZ, ELIM 1 79.2% +22.9%
VARNDELL, ROSS E 1 84.5% +13.2%
QI, HUA 1 55.4% +23.7%
GURTOWSKI, RICHARD C 1 71.9% +38.9%
RODD, CHRISTOPHER M 1 72.7% +11.4%

Quick Wins (2)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
18833259 APPARATUS FOR INSPECTING INSULATION STATE OF PHOTOVOLTAIC MODULE, AND METHOD FOR INSPECTING INSULATION STATE BY USING SAME FERDOUS, ZANNATUL 13d
18254067 METHOD AND APPARATUS FOR CLASSIFYING IMAGES OF SOLAR BATTERY CELLS VARNDELL, ROSS E 40d

Hard Cases (2)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
17789456 METHOD FOR PREPARING 1,4-CYCLOHEXANEDIMETHANOL KELLY-O'NEILL, YOLANDA LYNNETTE 21d
17789450 METHOD FOR PRODUCING 1,4-CYCLOHEXANE DICARBOXYLIC ACID KELLY-O'NEILL, YOLANDA LYNNETTE 26d

Interview Candidates (13)

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
17773443 POLYMER COMPOSITION WITH IMPROVED CRYSTALLIZATION SPEED, AND METHOD FOR PREPARING SAME DAVIDSON IV, CULLEN LEE GARRETT 170d overdue
18003326 PLASTICIZER COMPOSITION AND VINYLCHLORIDE RESIN COMPOSITION COMPRISING THE SAME DAVIDSON IV, CULLEN LEE GARRETT 71d overdue
19103846 TABBING DEVICE FOR MANUFACTURING SOLAR BATTERY MODULE PATEL, DEVANG R 30d overdue
18833259 APPARATUS FOR INSPECTING INSULATION STATE OF PHOTOVOLTAIC MODULE, AND METHOD FOR INSPECTING INSULATION STATE BY USING SAME FERDOUS, ZANNATUL 13d
18264088 METHOD FOR PURIFYING BRINE GENERATED IN AROMATIC COMPOUND PRODUCING PROCESS GURTOWSKI, RICHARD C 13d
18775266 METHOD TO OPTIMALLY SYNCHRONIZE SWITCHING PULSES OF SERIES CONNECTED CONVERTERS WITHOUT ANY COMMUNICATION ORTIZ, ELIM 14d
18275720 SEMICONDUCTIVE RESIN COMPOSITION FOR ULTRA-HIGH-VOLTAGE CABLE, HAVING EXCELLENT PROCESSABILITY, AND PREPARATION METHOD THEREFOR RODD, CHRISTOPHER M 19d
17789456 METHOD FOR PREPARING 1,4-CYCLOHEXANEDIMETHANOL KELLY-O'NEILL, YOLANDA LYNNETTE 21d

Top Art Units

Art UnitApps
1762 5
1692 4
1767 4
1726 2
1764 2
1763 2
1735 1
2858 1
2836 1
2674 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19113546 ELECTRON CARRIER FOR ELECTRON TRANSPORT LAYER OF PEROVSKITE SOLAR CELL, ELECTRON TRANSPORT LAYER COATING AGENT COMPRISING SAME, ELECTRON TRANSPORT LAYER, AND PEROVSKITE SOLAR CELL GOLDEN, ANDREW J 1726 §103 Non-Final OA 84d Pending Mar 20, 2025
19103846 TABBING DEVICE FOR MANUFACTURING SOLAR BATTERY MODULE PATEL, DEVANG R 1735 §103 Non-Final OA 30d overdue Pending Feb 14, 2025
18833259 APPARATUS FOR INSPECTING INSULATION STATE OF PHOTOVOLTAIC MODULE, AND METHOD FOR INSPECTING INSULATION STATE BY USING SAME FERDOUS, ZANNATUL 2858 §103 Non-Final OA 13d Pending Jul 25, 2024
18775266 METHOD TO OPTIMALLY SYNCHRONIZE SWITCHING PULSES OF SERIES CONNECTED CONVERTERS WITHOUT ANY COMMUNICATION ORTIZ, ELIM 2836 §103 Final Rejection 14d Pending Jul 17, 2024
18254067 METHOD AND APPARATUS FOR CLASSIFYING IMAGES OF SOLAR BATTERY CELLS VARNDELL, ROSS E 2674 §103 Non-Final OA 40d Pending Feb 13, 2024
18551066 INGOT GROWTH APPARATUS AND METHOD FOR CONTROLLING PRELIMINARY CRUCIBLE OF INGOT GROWTH APPARATUS QI, HUA 1714 §103 Final Rejection Pending Sep 18, 2023
18264088 METHOD FOR PURIFYING BRINE GENERATED IN AROMATIC COMPOUND PRODUCING PROCESS GURTOWSKI, RICHARD C 1773 §103 Non-Final OA 13d Pending Aug 03, 2023
18275720 SEMICONDUCTIVE RESIN COMPOSITION FOR ULTRA-HIGH-VOLTAGE CABLE, HAVING EXCELLENT PROCESSABILITY, AND PREPARATION METHOD THEREFOR RODD, CHRISTOPHER M 1766 Other Non-Final OA 19d Pending Aug 03, 2023
18270319 ESTER-BASED PLASTICIZER COMPOSITION AND USE THEREOF JONES JR., ROBERT STOCKTON 1762 Other Non-Final OA 2d overdue Pending Aug 01, 2023
18259811 METHOD FOR PREPARING ISOCYANATE COMPOUND BONAPARTE, AMY C 1692 Other Non-Final OA 18d overdue Pending Jun 29, 2023
18259785 HYDROGENATION CATALYST WITH IMPROVED SULFUR RESISTANCE AND METHOD FOR PRODUCING SAME NGUYEN, CAM N 1736 §103 Non-Final OA 2d overdue Pending Jun 29, 2023
18269655 PROCESS FOR PREPARING A POLYAMIDE BY COPOLYMERIZATION OF MULTIPLE COMPONENTS, POLYAMIDE PREPARED THEREBY, AND COMPOSITION COMPRISING THE SAME BUTCHER, ROBERT T 1764 §103 Non-Final OA 56d Pending Jun 26, 2023
18259282 PLASTICIZER COMPOSITION AND VINYL CHLORIDE RESIN COMPOSITION COMPRISING THE SAME AMATO, ELIZABETH KATHRYN 1762 §103 Non-Final OA 33d Pending Jun 26, 2023
18269396 METHOD FOR MANUFACTURING SOLAR CELL, AND SOLAR CELL MANUFACTURED THEREBY PILLAY, DEVINA 1726 §103 Non-Final OA 18d overdue Pending Jun 23, 2023
18268012 COMPOSITE RESIN COMPOSITION FOR GEOCELL OR CORALCELL KRYLOVA, IRINA 1764 §103 Non-Final OA 31d overdue Pending Jun 16, 2023
18265871 OLEFIN POLYMER AND PREPARATION METHOD THEREFOR TESKIN, FRED M 1762 §102 Non-Final OA 49d overdue Pending Jun 07, 2023
18265854 OLEFIN-BASED POLYMER, FILM PREPARED THEREFROM, AND PREPARATION METHODS THEREFOR WU, ANDREA 1763 §103 Non-Final OA 8d overdue Pending Jun 07, 2023
18254889 APPARATUS FOR BANDING AND PEELING CONNECTOR RIBBON CADUGAN, ERICA E 3722 §103 Non-Final OA 22d overdue Pending May 30, 2023
18246936 VINYLCHLORIDE RESIN COMPOSITION BLEDSOE, JOSHUA CALEB 1762 §103 Final Rejection 5d Pending Mar 28, 2023
18023562 METHOD FOR PREPARING 1,4-BIS(4-PHENOXYBENZOYL)BENZENE AND 1,4-BIS(4- PHENOXYBENZOYL)BENZENE PREPARED THEREBY NERANGIS, VICKEY M 1763 §103 Final Rejection 71d overdue Pending Feb 27, 2023
18003326 PLASTICIZER COMPOSITION AND VINYLCHLORIDE RESIN COMPOSITION COMPRISING THE SAME DAVIDSON IV, CULLEN LEE GARRETT 1767 §103 Non-Final OA 71d overdue Pending Dec 26, 2022
17999086 Hybrid Catalyst Composition, Catalyst Comprising the Same, and Processes for Preparing the Same LEE, RIP A 1762 §102 Final Rejection 92d overdue Pending Nov 17, 2022
17906476 Process for Preparing a Transition Metal Compound PAGANO, ALEXANDER R 1692 §103 Non-Final OA 30d overdue Pending Sep 16, 2022
17910589 METHOD FOR PRODUCING POLYETHER KETONE KETONE AND POLYETHER KETONE KETONE PRODUCED THEREBY BUTTNER, DAVID J 1765 §103 Non-Final OA 25d overdue Pending Sep 09, 2022
17789803 ESTER-BASED COMPOUND AND USE THEREOF LIU, ZHEN 1767 §103 Non-Final OA 23d Pending Jun 29, 2022
17789450 METHOD FOR PRODUCING 1,4-CYCLOHEXANE DICARBOXYLIC ACID KELLY-O'NEILL, YOLANDA LYNNETTE 1692 §103 Non-Final OA 26d Pending Jun 27, 2022
17789456 METHOD FOR PREPARING 1,4-CYCLOHEXANEDIMETHANOL KELLY-O'NEILL, YOLANDA LYNNETTE 1692 §103 Final Rejection 21d Pending Jun 27, 2022
17788136 SEMI-CONDUCTIVE RESIN COMPOSITION FOR HIGH-VOLTAGE CABLE DAVIDSON IV, CULLEN LEE GARRETT 1767 §103 Final Rejection 72d Pending Jun 22, 2022
17773443 POLYMER COMPOSITION WITH IMPROVED CRYSTALLIZATION SPEED, AND METHOD FOR PREPARING SAME DAVIDSON IV, CULLEN LEE GARRETT 1767 Final Rejection 170d overdue Pending Apr 29, 2022

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