Prosecution Insights
Last updated: August 18, 2026

Kaneka Corporation

53 pending office actions • 35 art units • 50 examiners • 0 of 53 (0%) have an AI response strategy ready • 73 patents granted in the last 365 days

Portfolio Summary

53
Total Pending OAs
19
Non-Final OAs
31
Final Rejections
3
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 20 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

13
Overdue
2
Due this week
3
Due this month
0
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. 20 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (13)Due ≤ 7 days (2)Due ≤ 30 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.

24
Hard (45%)
26
Medium (49%)
3
Easy (6%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other2 (4%)
§103 only24 (45%)
§112 only2 (4%)
Double-patenting only1 (2%)
Double-patenting + other2 (4%)
Multi-statute (no §101)22 (42%)

Industry Mix

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

42
Life Sciences
79% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
5
Mechanical / Eng
9% of docket
6
Business / Other
11% 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.

530 h
Manual time on pending OAs
106 h
Time saved (low, 20%)
186 h
Time saved (mid, 35%)
4.6 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
FOSS, DAVID ROGER 2 73.1% +37.9%
KESSLER JR, THOMAS JOSEPH 2 45.7% +48.9%
BROOKS, KREGG T 2 57.1% +1.4%
RUMMEL, IAN A 1 56.5% +18.3%
NGUYEN, VI X 1 86.0% +13.2%
MANGOHIG, THOMAS A 1 20.1% +24.3%
SELLS, JAMES D 1 81.3% +12.0%
MILLER, MAKENNA RYLEIGH 1
WORRELL, KEVIN 1 12.7% -3.6%
QIAO, HUIHONG 1 70.4% +25.2%

Hard Cases (25)

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
18682731 UNDRAWN MULTIFILAMENT, METHOD FOR PRODUCING THE SAME, MULTIFILAMENT, METHOD FOR PRODUCING THE SAME, STAPLE, AND METHOD FOR PRODUCING THE SAME SONG, INJA 44d overdue
18044737 FLAME-RETARDANT FABRIC AND PROTECTIVE CLOTHING MADE OF THE SAME JOHNSON, JENNA LEIGH 22d overdue
18683624 PATCH AND PRODUCTION METHOD THEREOF TCHERKASSKAYA, OLGA V 17d overdue
18045136 CURABLE COMPOSITION EGWIM, KELECHI CHIDI 15d overdue
17801715 METHOD FOR REDUCING NUCLEIC ACID AND ADSORBING FILTER BAKSHI, PANCHAM 11d overdue
18372374 METHOD OF PRODUCING A CELL POPULATION COMPRISING AN AMNION-DERIVED MESENCHYMAL STEM CELL LEONARD, ARTHUR S 1d overdue
17789131 PRIMER SET AND METHOD FOR DETECTING TARGET NUCLEIC ACID USING SAME GIAMMONA, FRANCESCA FILIPPA 30d
18708435 METHOD FOR PRODUCING STRETCHED FILM NGUON, VIRAK 76d

Interview Candidates (9)

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
19216835 RESIN COMPOSITION AND MOLDED ARTICLE RUMMEL, IAN A 10d overdue
18069172 PRODUCTION METHOD FOR GRAPHITE SHEET, AND POLYIMIDE FILM FOR GRAPHITE SHEET FOSS, DAVID ROGER 27d
19212020 RESIN COMPOSITION AND USE FOR SAME FOSS, DAVID ROGER
18876537 EMBOLIZATION DEVICE NGUYEN, VI X
18955030 LAMINATE, METHOD FOR PRODUCING THE SAME, AND MOLDED ARTICLE MANGOHIG, THOMAS A
18910040 COMPOSITION FOR HOT MELT ADHESIVE SELLS, JAMES D
18778255 ANTIBACTERIAL POLYACRYLONITRILE-BASED SYNTHETIC FIBER, METHOD FOR PRODUCING SAME, AND HEADDRESS PRODUCT QIAO, HUIHONG
18387737 BALLOON FOR BALLOON CATHETER AND METHOD OF MANUFACTURING BALLOON CATHETER KESSLER JR, THOMAS JOSEPH

Top Art Units

Art UnitApps
1764 4
3771 3
1763 2
1786 2
1632 2
3783 2
1765 2
1789 2
1623 2
1785 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19216835 RESIN COMPOSITION AND MOLDED ARTICLE RUMMEL, IAN A 1785 §103 Final Rejection 10d overdue Pending May 23, 2025
19212020 RESIN COMPOSITION AND USE FOR SAME FOSS, DAVID ROGER 1764 §103 Final Rejection Pending May 19, 2025
18876537 EMBOLIZATION DEVICE NGUYEN, VI X 3771 §102§103 Non-Final OA Pending Dec 18, 2024
18955030 LAMINATE, METHOD FOR PRODUCING THE SAME, AND MOLDED ARTICLE MANGOHIG, THOMAS A §103 Non-Final OA Pending Nov 21, 2024
18910040 COMPOSITION FOR HOT MELT ADHESIVE SELLS, JAMES D 1745 §102§103 Non-Final OA Pending Oct 09, 2024
18847363 METHOD FOR PRESERVING SOLID COMPOSITION THAT CONTAINS FORM II TYPE CRYSTALS OF REDUCED COENZYME Q10, AND PACKING THAT CONTAINS SAID SOLID COMPOSITION MILLER, MAKENNA RYLEIGH DP Non-Final OA Pending Sep 16, 2024
18796659 WATER-REPELLENT POLYACRYLONITRILE-BASED ARTIFICIAL HAIR FIBER, METHOD FOR PRODUCING SAME, AND HEAD DECORATION PRODUCT WORRELL, KEVIN §102§103 Non-Final OA Pending Aug 07, 2024
18778255 ANTIBACTERIAL POLYACRYLONITRILE-BASED SYNTHETIC FIBER, METHOD FOR PRODUCING SAME, AND HEADDRESS PRODUCT QIAO, HUIHONG 1763 §103§112DP Non-Final OA Pending Jul 19, 2024
18710056 PATCH GREENE, IVAN A 1619 §103DP Non-Final OA Pending May 14, 2024
18660716 COLD STORAGE MEDIUM COMPOSITION AND USE THEREOF AHVAZI, BIJAN §103Other Non-Final OA Pending May 10, 2024
18708435 METHOD FOR PRODUCING STRETCHED FILM NGUON, VIRAK 1783 §103§112 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 Final Rejection 23d overdue Pending Apr 26, 2024
18695099 METHOD FOR CULTURING MICROORGANISM, TRANSFORMED MICROORGANISM, AND METHOD FOR PRODUCING POLY(3-HYDROXYALKANOATE) GOUGH, TIFFANY MAUREEN 1651 §102§103 Non-Final OA Pending Mar 25, 2024
18614317 FLAME-RETARDANT UPHOLSTERED FURNITURE THOMPSON, CAMIE S 1786 §103 Final Rejection 75d Pending Mar 22, 2024
18693332 EXTENSION GUIDE CATHETER GHANNOUM, ISSA JAMIL §103 Non-Final OA Pending Mar 19, 2024
18603645 SOLAR CELL PILLAY, DEVINA 1726 §103 Final Rejection 8d overdue Pending Mar 13, 2024
18589817 SKIN PENETRATION IMPROVER ALLEY, GENEVIEVE S 1617 §103§112 Final Rejection Pending Feb 28, 2024
18683624 PATCH AND PRODUCTION METHOD THEREOF TCHERKASSKAYA, OLGA V 1615 §103§112 Final Rejection 17d overdue Pending Feb 14, 2024
18437517 RESIN COMPOSITION, FORMED ARTICLE AND FILM WEYDEMEYER, ALICIA JANE 1781 §103§112 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§112 Final Rejection 44d overdue Pending Feb 09, 2024
18576903 Semipermeable Membrane PERRIN, CLARE M 1779 §103 Final Rejection 7d Pending Jan 05, 2024
18568982 GENETICALLY MODIFIED POTATO WITH REDUCED GLYCOALKALOID AND METHOD FOR PRODUCING SAME SHARMA, SANTOSH 1663 §103§112 Final Rejection Pending Dec 11, 2023
18387737 BALLOON FOR BALLOON CATHETER AND METHOD OF MANUFACTURING BALLOON CATHETER KESSLER JR, THOMAS JOSEPH 3771 §103 Non-Final OA Pending Nov 07, 2023
18482488 METHOD FOR REDUCING BIOBURDEN OF CYCLIC LIPOPEPTIDE COMPOUND JOYNER, KEVIN 1799 §103 Final Rejection Pending Oct 06, 2023
18285220 METHOD FOR INHIBITING TRYPSIN, AND METHOD FOR PRODUCING A CELL PREPARATION USING THE SAME CORDAS, EMILY ANN 1632 §102§103 Non-Final OA Pending Sep 29, 2023
18374160 POLYPROPYLENE RESIN EXTRUDED FOAM PARTICLES LEFF, ANGELA MARIE DITRAN §112 Non-Final OA Pending Sep 28, 2023
18372374 METHOD OF PRODUCING A CELL POPULATION COMPRISING AN AMNION-DERIVED MESENCHYMAL STEM CELL LEONARD, ARTHUR S 1631 §103§112 Final Rejection 1d overdue Pending Sep 25, 2023
18466984 METHOD FOR PRODUCING FOREIGN PROTEIN USING E. COLI DICKENS, AMELIA NICOLE 1645 §112 Final Rejection Pending Sep 14, 2023
18548751 VECTOR, LINEAR COVALENTLY CLOSED DNA PRODUCTION METHOD USING VECTOR, PARVOVIRUS VECTOR PRODUCTION METHOD, AND PARVOVIRUS-VECTOR-PRODUCING CELL PRODUCTION METHOD O'NEILL, MARISOL ANN 1633 §103Other Non-Final OA Pending Sep 01, 2023
18241465 LAMINATE AND METHOD FOR PRODUCING SAME WALTERS JR, ROBERT S 1717 §103 Final Rejection 7d Pending Sep 01, 2023
18217760 METHOD FOR PRODUCING STRETCHED FILM USELDING, JOHN E 1763 §102§103 Non-Final OA Pending Jul 03, 2023
18268443 EMBOLIZATION DEVICE KHANDKER, RAIHAN R 3771 §103 Non-Final OA 26d Pending Jun 20, 2023
17928720 CATHETER KOO, BENJAMIN K 3783 §103 Non-Final OA Pending Jun 07, 2023
18265325 BALLOON FOR BALLOON CATHETER SMALE, AVERY E 3783 §102§103 Final Rejection Pending Jun 05, 2023
18202707 GLUTARIMIDE RESIN BERRO, ADAM JOSEPH 1765 §103 Final Rejection Pending May 26, 2023
18202649 ONE-PART CURABLE RESIN COMPOSITION AND ADHESIVE MILLER, BETHANY MACKENZIE 1787 §103 Final Rejection Pending May 26, 2023
18253566 CORE-SHEATH CONJUGATE FIBER FOR ARTIFICIAL HAIR, HAIR ORNAMENT INCLUDING SAME, AND METHOD FOR PRODUCING SAME GILLETT, JENNIFER ANN 1789 §103 Final Rejection Pending May 18, 2023
18252131 POLY(3-HYDROXYALKANOATE) PRODUCTION METHOD EPSTEIN, TODD MATTHEW 1652 §103§112 Final Rejection Pending May 08, 2023
18248756 AUTOMATIC DETERMINATION SYSTEM, AUTOMATIC DETERMINATION METHOD, AND COMPUTER-READABLE RECORDING MEDIUM HAVING STORED THEREIN AUTOMATIC DETERMINATION PROGRAM RAMIREZ, ALEX 1798 §101§103 Final Rejection Pending Apr 12, 2023
18248015 MULTILAYER FILM AND PACKAGING MATERIAL KESSLER JR, THOMAS JOSEPH 1782 §103§112 Final Rejection Pending Apr 05, 2023
18192605 LATEX AND RESIN COMPOSITION, AND METHODS FOR PRODUCING SAME BROOKS, KREGG T 1764 §103§112 Non-Final OA Pending Mar 29, 2023
18044737 FLAME-RETARDANT FABRIC AND PROTECTIVE CLOTHING MADE OF THE SAME JOHNSON, JENNA LEIGH 1789 §103§112 Final Rejection 22d overdue Pending Mar 09, 2023
18016266 METHOD FOR PRODUCING CARDIOMYOCYTE SPHEROIDS BEHARRY, ZANNA MARIA 1632 §102§103§112 Final Rejection Pending Jan 13, 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
17975220 POLYROTAXANE ADDITIVES FOR RIGID POLYMERS BROOKS, KREGG T 1764 §103 Final Rejection Pending Oct 27, 2022
17917654 CURABLE COMPOSITION, CURED PRODUCT, AND METHODS THEREOF ILLING, CAITLIN NORINE 1767 §102§103 Final Rejection Pending Oct 07, 2022
18045136 CURABLE COMPOSITION EGWIM, KELECHI CHIDI 1762 §102§103 Final Rejection 15d overdue Pending Oct 07, 2022
17801715 METHOD FOR REDUCING NUCLEIC ACID AND ADSORBING FILTER BAKSHI, PANCHAM 1623 §103§112 Final Rejection 11d overdue Pending Aug 23, 2022
17799036 METHOD FOR PRODUCING REDUCED COENZYME Q10 FORM II CRYSTALS NOLAN, JASON MICHAEL 1623 §103Other Non-Final OA 42d overdue Pending Aug 11, 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 §101§103§112 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

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