Prosecution Insights
Last updated: May 29, 2026

Kaneka Corporation

52 pending office actions • 38 art units • 51 examiners • 0 of 52 (0%) have an AI response strategy ready • 79 patents granted in the last 365 days

Portfolio Summary

52
Total Pending OAs
30
Non-Final OAs
19
Final Rejections
3
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 51 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

34
Overdue
2
Due this week
6
Due this month
6
Due in next 60 days
3
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. 51 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (34)Due ≤ 7 days (2)Due ≤ 30 days (6)Due ≤ 60 days (6)Due later (3)

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%)
48
Medium (92%)
1
Easy (2%)
3
Unknown (6%)

Rejection Statute Mix

BucketCases
§103 only48 (92%)
§112 only1 (2%)
No statute on record3 (6%)

Industry Mix

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

46
Life Sciences
88% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
1
Semiconductors
2% of docket
5
Mechanical / Eng
10% 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.

520 h
Manual time on pending OAs
104 h
Time saved (low, 20%)
182 h
Time saved (mid, 35%)
4.5 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
KHANDKER, RAIHAN R 2 63.9% +58.9%
RUMMEL, IAN A 1 56.2% +18.8%
JAFFRI, ZEHRA 1 62.7% +47.0%
TENTONI, LEO B 1 81.9% +10.0%
HOLWERDA, KATHLEEN SONNETT 1 68.6% +17.0%
LIANG, SHIBIN 1 62.7% +17.8%
NGUON, VIRAK 1 82.8% +19.8%
CHOI, PETER Y 1 20.9% +33.6%
THOMPSON, CAMIE S 1 73.3% +10.5%
MCKINNON, LASHAWNDA T 1 53.3% +30.8%

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
18846811 METHOD FOR PRODUCING STRETCHED FILM TENTONI, LEO B 56d
18708435 METHOD FOR PRODUCING STRETCHED FILM NGUON, VIRAK 76d

Hard Cases (1)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18705098 ACRYLIC FIBER FOR ARTIFICIAL HAIR, CRIMPED ACRYLIC FIBER FOR ARTIFICIAL HAIR, HAIR ORNAMENT PRODUCT INCLUDING THE SAME, AND PRODUCTION METHOD THEREFOR CHOI, PETER Y 23d overdue

Interview Candidates (11)

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
18705098 ACRYLIC FIBER FOR ARTIFICIAL HAIR, CRIMPED ACRYLIC FIBER FOR ARTIFICIAL HAIR, HAIR ORNAMENT PRODUCT INCLUDING THE SAME, AND PRODUCTION METHOD THEREFOR CHOI, PETER Y 23d overdue
18827328 MEDICAL DEVICE KHANDKER, RAIHAN R 17d overdue
18694347 ACRYLIC FIBER FOR ARTIFICIAL HAIR, HAIR ORNAMENT PRODUCT INCLUDING THE SAME, AND PRODUCTION METHOD THEREFOR MCKINNON, LASHAWNDA T 15d overdue
19216835 RESIN COMPOSITION AND MOLDED ARTICLE RUMMEL, IAN A 10d overdue
18964235 BALLOON FOR BALLOON CATHETER AND METHOD FOR MANUFACTURING BALLOON CATHETER JAFFRI, ZEHRA 4d overdue
18268443 EMBOLIZATION DEVICE KHANDKER, RAIHAN R 26d
18708421 STRETCHED FILM AND METHOD FOR PRODUCING THE SAME LIANG, SHIBIN 28d
18835216 BALLOON CATHETER HOLWERDA, KATHLEEN SONNETT 29d

Top Art Units

Art UnitApps
3771 4
1653 3
1764 3
1766 3
1783 2
1786 2
1789 2
1765 2
1623 2
1785 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19216835 RESIN COMPOSITION AND MOLDED ARTICLE RUMMEL, IAN A 1785 §103 Non-Final OA 10d overdue Pending May 23, 2025
18964235 BALLOON FOR BALLOON CATHETER AND METHOD FOR MANUFACTURING BALLOON CATHETER JAFFRI, ZEHRA 3771 §103 Non-Final OA 4d overdue Pending Nov 29, 2024
18846811 METHOD FOR PRODUCING STRETCHED FILM TENTONI, LEO B 1742 §103 Non-Final OA 56d Pending Sep 13, 2024
18827328 MEDICAL DEVICE KHANDKER, RAIHAN R 3771 §103 Non-Final OA 17d overdue Pending Sep 06, 2024
18835216 BALLOON CATHETER HOLWERDA, KATHLEEN SONNETT 3771 §103 Non-Final OA 29d Pending Aug 01, 2024
18708421 STRETCHED FILM AND METHOD FOR PRODUCING THE SAME LIANG, SHIBIN 1741 §103 Non-Final OA 28d Pending May 08, 2024
18708435 METHOD FOR PRODUCING STRETCHED FILM NGUON, VIRAK 1783 §103 Non-Final OA 76d Pending May 08, 2024
18705098 ACRYLIC FIBER FOR ARTIFICIAL HAIR, CRIMPED ACRYLIC FIBER FOR ARTIFICIAL HAIR, HAIR ORNAMENT PRODUCT INCLUDING THE SAME, AND PRODUCTION METHOD THEREFOR CHOI, PETER Y 1786 §103 Non-Final OA 23d overdue Pending Apr 26, 2024
18614317 FLAME-RETARDANT UPHOLSTERED FURNITURE THOMPSON, CAMIE S 1786 §103 Final Rejection 75d Pending Mar 22, 2024
18694347 ACRYLIC FIBER FOR ARTIFICIAL HAIR, HAIR ORNAMENT PRODUCT INCLUDING THE SAME, AND PRODUCTION METHOD THEREFOR MCKINNON, LASHAWNDA T 1789 §103 Non-Final OA 15d overdue Pending Mar 21, 2024
18603645 SOLAR CELL PILLAY, DEVINA 1726 §103 Non-Final OA 8d overdue Pending Mar 13, 2024
18683624 PATCH AND PRODUCTION METHOD THEREOF TCHERKASSKAYA, OLGA V 1615 §103 Non-Final OA 17d overdue Pending Feb 14, 2024
18437517 RESIN COMPOSITION, FORMED ARTICLE AND FILM WEYDEMEYER, ALICIA JANE 1781 §103 Non-Final OA Pending Feb 09, 2024
18682731 UNDRAWN MULTIFILAMENT, METHOD FOR PRODUCING THE SAME, MULTIFILAMENT, METHOD FOR PRODUCING THE SAME, STAPLE, AND METHOD FOR PRODUCING THE SAME SONG, INJA 1744 §103 Non-Final OA 44d overdue Pending Feb 09, 2024
18681441 METHOD FOR PRODUCING POLYHYDROXYALKANOIC ACID AND USE OF SAME SAIDHA, TEKCHAND 1652 §103 Non-Final OA 34d Pending Feb 05, 2024
18576903 Semipermeable Membrane PERRIN, CLARE M 1779 §103 Non-Final OA 7d Pending Jan 05, 2024
18553234 METHOD FOR PRODUCING RECYCLED WATER BARRON, SEAN C 1653 §103 Non-Final OA 77d Pending Sep 29, 2023
18375035 A METHOD OF PRODUCING A CARDIOMYOCYTE SPHEROID NGUYEN, NGHI V 1653 Other Non-Final OA 15d overdue Pending Sep 29, 2023
18372374 METHOD OF PRODUCING A CELL POPULATION COMPRISING AN AMNION-DERIVED MESENCHYMAL STEM CELL LEONARD, ARTHUR S 1631 §103 Non-Final OA 1d overdue Pending Sep 25, 2023
18283744 METHOD FOR PRODUCING PLURIPOTENT STEM CELL POPULATION RAHMAN, MASUDUR 1633 §103 Non-Final OA 19d overdue Pending Sep 22, 2023
18368766 OPTICAL MEMBER AND METHOD FOR PRODUCING SAME FREEMAN, JOHN D 1787 §103 Non-Final OA 31d overdue Pending Sep 15, 2023
18461427 SUBSTRATE LAMINATE, IMAGE SENSOR, AND METHOD FOR MANUFACTURING SUBSTRATE LAMINATE VAN SELL, NATHAN L 1783 §103 Final Rejection 78d overdue Pending Sep 05, 2023
18241465 LAMINATE AND METHOD FOR PRODUCING SAME WALTERS JR, ROBERT S 1717 §103 Non-Final OA 7d Pending Sep 01, 2023
18452884 CYCLIC LIPOPEPTIDE-PRODUCING MICROBIAL STRAIN AND METHOD FOR PRODUCING CYCLIC LIPOPEPTIDE TSAY, MARSHA M 1656 §103 Non-Final OA 35d Pending Aug 21, 2023
18340504 LAMINATE AND USE THEREOF FERRE, ALEXANDRE F 1788 §103 Final Rejection 23d overdue Pending Jun 23, 2023
18268443 EMBOLIZATION DEVICE KHANDKER, RAIHAN R 3771 §103 Final Rejection 26d Pending Jun 20, 2023
18266625 MICROORGANISM THAT PRODUCES USEFUL SUBSTANCE AND METHOD FOR PRODUCING USEFUL SUBSTANCE ZEMAN, ROBERT A 1645 §112 Non-Final OA 46d Pending Jun 12, 2023
18332448 ACRYLIC RESIN COMPOSITION AND RESIN FILM BLAND, ALICIA 1759 §103 Non-Final OA 41d Pending Jun 09, 2023
18324447 GLUTARIMIDE RESIN BROOKS, KREGG T 1764 Other Non-Final OA 79d overdue Pending May 26, 2023
18035598 POSITIVE ELECTRODE COMPOSITE ACTIVE SUBSTANCE, LITHIUM ION SECONDARY BATTERY, COMPOSITE ACTIVE SUBSTANCE, METHOD FOR PRODUCING POSITIVE ELECTRODE COMPOSITE ACTIVE SUBSTANCE, AND METHOD FOR PRODUCING LITHIUM ION SECONDARY BATTERY DARBY, BRENDON CHARLES 1749 §103 Non-Final OA 26d overdue Pending May 05, 2023
18137757 NON-THERMOPLASTIC POLYIMIDE FILM, MULTI-LAYERED POLYIMIDE FILM AND METAL-CLAD LAMINATE FANG, SHANE 1766 §103 Non-Final OA 2d overdue Pending Apr 21, 2023
18044737 FLAME-RETARDANT FABRIC AND PROTECTIVE CLOTHING MADE OF THE SAME JOHNSON, JENNA LEIGH 1789 §103 Final Rejection 22d overdue Pending Mar 09, 2023
18043934 BLOW-MOLDED OR INJECTION-MOLDED ARTICLE REUTHER, ARRIE L 1764 §103 Final Rejection 52d overdue Pending Mar 03, 2023
18043764 PATCH AND PRODUCTION METHOD THEREOF BASQUILL, SEAN M 1614 §103 Final Rejection 38d overdue Pending Mar 02, 2023
18176210 VAPOR CHAMBER AND SEMICONDUCTOR PACKAGE HAVING SAME MOUNTED THEREON NETTLES, CORALIE ANN 2893 §103 Final Rejection 73d overdue Pending Feb 28, 2023
18043531 RESIN COMPOSITION FOR EASILY DYEABLE SYNTHETIC FIBERS, AND SYNTHETIC FIBER EASILY DYEABLE WITH ACIDIC DYE KHAN, AMINA S 1761 §103 Non-Final OA 12d Pending Feb 28, 2023
18005312 ALIPHATIC-POLYESTER-BASED RESIN COMPOSITION AND UTILIZATION THEREOF BUTTNER, DAVID J 1765 §103 Final Rejection 30d overdue Pending Jan 12, 2023
18069172 PRODUCTION METHOD FOR GRAPHITE SHEET, AND POLYIMIDE FILM FOR GRAPHITE SHEET FOSS, DAVID ROGER 1764 §103 Final Rejection 27d Pending Dec 20, 2022
18065034 PRODUCTION METHOD FOR GRAPHITE SHEET, AND POLYIMIDE FILM FOR GRAPHITE SHEET ZHANG, KELING NMN 1732 §103 Final Rejection 38d overdue Pending Dec 13, 2022
17998374 BLONANSERIN-CONTAINING PATCH AND PRODUCTION METHOD THEREFOR COUGHLIN, DANIEL F 1619 §103 Final Rejection 31d overdue Pending Nov 10, 2022
17995827 METHOD OF PRODUCING POLYHYDROXYALKANOATE COPOLYMER MIXTURE AND TRANSFORMED MICROORGANISM IANNUZO, NATALIE NMN 1653 §103 Non-Final OA 19d overdue Pending Oct 07, 2022
18045136 CURABLE COMPOSITION EGWIM, KELECHI CHIDI 1762 §103 Final Rejection 15d overdue Pending Oct 07, 2022
17953745 EXPANDABLE METHYL-METHACRYLATE-BASED RESIN PARTICLES, METHYL-METHACRYLATE-BASED EXPANDED PARTICLES, METHYL-METHACRYLATE-BASED MOLDED FOAM, AND EVAPORATIVE PATTERN ROSEBACH, CHRISTINA H.W. 1766 §103 Final Rejection 74d overdue Pending Sep 27, 2022
17900947 ELECTRIC DEVICE FOR DEFIBRILLATION, AND METHOD FOR GENERATING DEFIBRILLATION SIGNAL MALAMUD, DEBORAH LESLIE 3792 §103 Non-Final OA 181d overdue Pending Sep 01, 2022
17801715 METHOD FOR REDUCING NUCLEIC ACID AND ADSORBING FILTER BAKSHI, PANCHAM 1623 §103 Final Rejection 11d overdue Pending Aug 23, 2022
17799036 METHOD FOR PRODUCING REDUCED COENZYME Q10 FORM II CRYSTALS NOLAN, JASON MICHAEL 1623 §103 Final Rejection 42d overdue Pending Aug 11, 2022
17879046 COMPOSITION, CURABLE COMPOSITION, CURED PRODUCT, AND STORAGE METHOD CAI, WENWEN 1763 §103 Final Rejection 99d overdue Pending Aug 02, 2022
17793963 THICKENER BORI, IBRAHIM D 1629 §103 Final Rejection 49d overdue Pending Jul 20, 2022
17789131 PRIMER SET AND METHOD FOR DETECTING TARGET NUCLEIC ACID USING SAME GIAMMONA, FRANCESCA FILIPPA 1681 §103 Non-Final OA 30d Pending Jun 24, 2022
17742035 PRODUCTION METHOD FOR LIPID PARTICLES IN LIQUID AND METHOD FOR CULTURING MICROORGANISMS MARTIN, RACHEL E 1657 §103 Final Rejection 10d overdue Pending May 11, 2022
17486166 METHOD FOR PRODUCING RESIN COMPOSITION, AND RESIN COMPOSITION DOLLINGER, MICHAEL M 1766 §103 Non-Final OA 110d overdue Pending Sep 27, 2021
17486036 GRANULAR BODY AND USE THEREOF WOODWARD, ANA LUCRECIA 1765 Other Non-Final OA 34d Pending Sep 27, 2021

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