Prosecution Insights
Last updated: August 16, 2026

Denka Company Limited

71 pending office actions • 34 art units • 59 examiners • 0 of 71 (0%) have an AI response strategy ready • 41 patents granted in the last 365 days

Portfolio Summary

71
Total Pending OAs
47
Non-Final OAs
21
Final Rejections
3
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 29 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

15
Overdue
0
Due this week
11
Due this month
2
Due in next 60 days
1
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. 29 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (15)Due ≤ 30 days (11)Due ≤ 60 days (2)Due later (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.

29
Hard (41%)
36
Medium (51%)
6
Easy (8%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other2 (3%)
§103 only25 (35%)
§102 only4 (6%)
§112 only4 (6%)
Double-patenting only2 (3%)
Double-patenting + other7 (10%)
Multi-statute (no §101)27 (38%)

Industry Mix

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

54
Life Sciences
76% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
5
Semiconductors
7% of docket
0
Mechanical / Eng
0% of docket
12
Business / Other
17% 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.

710 h
Manual time on pending OAs
142 h
Time saved (low, 20%)
248 h
Time saved (mid, 35%)
6.2 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
AUER, LAURA A 3 49.3% +34.3%
LAWLER, JOHN VINCENT 2 56.9% +43.0%
KOSLOW, CAROL M 2 81.8% +12.0%
RUMP, RICHARD M 2 74.6% +20.1%
DARLING, DEVIN MITCHELL 2 61.3% +27.3%
DAVIS, SHENG HAN 2 66.2% +33.7%
WALKER, AJA ARYANNA 2 75.0% +33.3%
KRYLOVA, IRINA 2 36.5% +48.2%
NASSIRI MOTLAGH, ANITA 2 55.5% +25.0%
BUCKMASTER, MARLENE VRENI 2 28.6% +77.1%

Hard Cases (29)

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
18022701 FLUORIDE PHOSPHOR, COMPLEX, AND LIGHT-EMITTING DEVICE KOSLOW, CAROL M 147d overdue
18256692 CHLOROPRENE POLYMER COMPOSITION, DIP-MOLDED ARTICLE, AND METHOD FOR PRODUCING SAID COMPOSITION AND ARTICLE USELDING, JOHN E 49d overdue
18026889 OXIDE POWDER AND METHOD FOR PRODUCING SAME, AND RESIN COMPOSITION AHVAZI, BIJAN 29d overdue
18683720 FIBERS FOR ARTIFICIAL HAIR, FIBER BUNDLE FOR ARTIFICIAL HAIR, AND HAIR DECORATION PRODUCT MCKINNON, LASHAWNDA T 26d overdue
16978959 DETECTION OF ALZHEIMER'S DISEASE (AD), FRONTOTEMPORAL LOBAR DEGENERATION (FTLD), AMYOTROPHIC LATERAL SCHLEROSIS (ALS), PARKINSON'S DISEASE (PD), AND DEMENTIA WITH LEWY BODIES (DLB) INDICATED BY PHOSPHORYLATION OF MARCKS FRITCHMAN, REBECCA M 10d overdue
17919096 ADENOVIRUS IMMUNOASSAY METHOD AND IMMUNOASSAY INSTRUMENT BUCKMASTER, MARLENE VRENI 9d overdue
18282347 SILICA POWDER AND PRODUCTION METHOD THEREFOR NGUYEN, CAM N 2d overdue
18563799 INORGANIC OXIDE POWDER, METHOD FOR PRODUCING SAME, AND RESIN COMPOSITION GREEN, ANTHONY J 8d

Interview Candidates (21)

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
18022701 FLUORIDE PHOSPHOR, COMPLEX, AND LIGHT-EMITTING DEVICE KOSLOW, CAROL M 147d overdue
18552557 SETTER FOR CERAMIC FIRING AUER, LAURA A 17d overdue
18282440 METAL OXIDE POWDER, AND METHOD FOR PRODUCING SAME RUMP, RICHARD M 10d overdue
17919096 ADENOVIRUS IMMUNOASSAY METHOD AND IMMUNOASSAY INSTRUMENT BUCKMASTER, MARLENE VRENI 9d overdue
18035435 PHOSPHOR POWDER, LIGHT-EMITTING DEVICE, IMAGE DISPLAY DEVICE, AND ILLUMINATION DEVICE NASSIRI MOTLAGH, ANITA 13d
18271129 AGGREGATED BORON NITRIDE PARTICLES, BORON NITRIDE POWDER, HEAT-CONDUCTIVE RESIN COMPOSITION, AND HEAT-DISSIPATION SHEET WALKER, AJA ARYANNA 21d
18282319 SILICON DIOXIDE POWDER DAVIS, SHENG HAN 26d
18035593 PHOSPHOR POWDER, LIGHT-EMITTING DEVICE, IMAGE DISPLAY DEVICE, AND ILLUMINATION DEVICE NASSIRI MOTLAGH, ANITA 30d

Top Art Units

Art UnitApps
1672 4
1767 4
1764 4
1783 3
1761 3
1736 3
1763 3
1734 3
1787 2
1789 2

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18807116 COPOLYMER AND LAMINATE CONTAINING SAME LAWLER, JOHN VINCENT 1787 §103§112DP Non-Final OA Pending Aug 16, 2024
18799459 CURABLE COMPOSITION AND CURED PRODUCT THEREOF LAWLER, JOHN VINCENT 1787 §103 Non-Final OA Pending Aug 09, 2024
18833175 METHOD FOR DETECTING HELICOBACTER SUIS ANTIBODY USING WHOLE CELL OGUNBIYI, OLUWATOSIN A §103 Non-Final OA Pending Jul 25, 2024
18710224 INORGANIC FILLER AND HEAT DISSIPATION MEMBER DIGGS, TANISHA §103 Non-Final OA Pending May 15, 2024
18706327 REAGENT COMPOSITION AND KIT BERKE-SCHLESSEL, DAVID W 1651 DP Non-Final OA Pending Apr 30, 2024
18702627 CO2 IMMOBILIZATION MATERIAL AND METHOD FOR PRODUCING CO2 IMMOBILIZATION PRODUCT BUI, DUNG H 1773 §102§103 Non-Final OA Pending Apr 18, 2024
18701790 SPHERICAL SILICA PARTICLES, AND RESIN COMPOSITION USING SAME WASHVILLE, JEFFREY D §102 Non-Final OA Pending Apr 16, 2024
18689133 FLUORESCENT POWDER AND LIGHT-EMITTING DEVICE GROOMS, NOA WILLIAM FRAN 2896 §103§112DP Non-Final OA Pending Mar 05, 2024
18688846 FLUORESCENT POWDER AND LIGHT-EMITTING DEVICE KOSLOW, CAROL M §103§112 Non-Final OA Pending Mar 04, 2024
18687278 POWDER INCLUDING SPECIFIC BORON NITRIDE PARTICLES, HEAT DISSIPATION SHEET, AND METHOD FOR PRODUCING HEAT DISSIPATION SHEET SALVATORE, LYNDA 1789 DP Final Rejection 147d overdue Pending Feb 27, 2024
18686971 RUBBER COMPOSITION, VULCANIZATE, AND VULCANIZED MOLDED OBJECT PAK, HANNAH J §103Other Non-Final OA Pending Feb 27, 2024
18685605 METHOD FOR PRODUCING POSITIVE ELECTRODE COMPOSITION AND METHOD FOR PRODUCING POSITIVE ELECTRODE BUCHANAN, JACOB §103 Non-Final OA Pending Feb 22, 2024
18684435 SPHERICAL CRYSTALLINE SILICA POWDER AND METHOD FOR PRODUCING SAME FORREST, MICHAEL §103 Non-Final OA Pending Feb 16, 2024
18683720 FIBERS FOR ARTIFICIAL HAIR, FIBER BUNDLE FOR ARTIFICIAL HAIR, AND HAIR DECORATION PRODUCT MCKINNON, LASHAWNDA T 1789 §102§103§112 Non-Final OA 26d overdue Pending Feb 14, 2024
18681617 HEAT DISSIPATION MEMBER AND ELECTRONIC DEVICE JEAN BAPTISTE, WILNER 2899 §103 Final Rejection Pending Feb 06, 2024
18681669 HEAT DISSIPATION MEMBER AND ELECTRONIC DEVICE WHALEN, DANIEL B 2893 §103§112Other Non-Final OA Pending Feb 06, 2024
18681594 HEAT DISSIPATION MEMBER AND ELECTRONIC DEVICE ABDELAZIEZ, YASSER A 2898 §103§112 Non-Final OA Pending Feb 06, 2024
18681255 COPPER-DIAMOND COMPOSITE, HEAT DISSIPATION MEMBER AND ELECTRONIC DEVICE ZHENG, LOIS L 1733 §102§103§112 Non-Final OA Pending Feb 05, 2024
18290904 REAGENT CONTAINING HUMANIZED ANTIBODY EVANS, CHRISTOPHER RYAN §102§112DP Non-Final OA Pending Jan 22, 2024
18578989 OXIDE COMPOSITE PARTICLES, METHOD FOR PRODUCING SAME, AND RESIN COMPOSITION MCCRACKEN, DANIEL §103 Non-Final OA Pending Jan 12, 2024
18578955 OXIDE COMPOSITE PARTICLES, METHOD FOR PRODUCING SAME, AND RESIN COMPOSITION SALAMON, PETER A §103 Non-Final OA Pending Jan 12, 2024
18568066 HEXAGONAL BORON NITRIDE POWDER AND METHOD FOR PRODUCING SAME, AND COSMETIC AND METHOD FOR PRODUCING SAME RUMP, RICHARD M §103 Non-Final OA Pending Dec 07, 2023
18563799 INORGANIC OXIDE POWDER, METHOD FOR PRODUCING SAME, AND RESIN COMPOSITION GREEN, ANTHONY J 1731 §102§103Other Non-Final OA 8d Pending Nov 22, 2023
18552801 CHLOROPRENE POLYMER, CHLOROPRENE POLYMER COMPOSITION, VULCANIZATION MOLDED BODY AND ROLL DARLING, DEVIN MITCHELL §102DP Non-Final OA Pending Oct 30, 2023
18288121 COMPOSITION RAIMUND, CHRISTOPHER W 1746 §112 Final Rejection 162d overdue Pending Oct 24, 2023
18287386 REAGENT COMPOSITION AND KIT SPANGLER, JOSEPH RANKIN 1656 §112 Final Rejection 96d overdue Pending Oct 18, 2023
18553124 Peptide of Norovirus Origin, Polynucleotide, Antibody, Composition, Method for Identifying Neutralizing Epitope for Norovirus GRIZER, CASSANDRA SENN 1672 §103 Non-Final OA Pending Sep 28, 2023
18284796 SPHERICAL INORGANIC POWDER AND LIQUID ENCAPSULATION MATERIAL DAVIS, SHENG HAN 1732 §103§112 Non-Final OA 55d Pending Sep 28, 2023
18284804 INORGANIC POWDER, INORGANIC COMPOSITION, AND RESIN COMPOSITION KOLB, KATARZYNA I 1767 §102§103§112 Non-Final OA Pending Sep 28, 2023
18552557 SETTER FOR CERAMIC FIRING AUER, LAURA A 1783 §103 Final Rejection 17d overdue Pending Sep 26, 2023
18283624 BORON NITRIDE PARTICLES AND METHOD FOR PRODUCING SAME, AND RESIN COMPOSITION ZHANG, RUIYUN 1782 §102§103 Non-Final OA Pending Sep 22, 2023
18283482 BORON NITRIDE POWDER AND RESIN COMPOSITION DIAZ, MATTHEW R 1761 §103 Final Rejection Pending Sep 22, 2023
18283479 BORON NITRIDE POWDER AND RESIN COMPOSITION RAJA, JAANZEB CHAANGEZ 1736 §102§103§112 Final Rejection 20d Pending Sep 22, 2023
18282319 SILICON DIOXIDE POWDER DAVIS, SHENG HAN 1732 §102§103 Non-Final OA 26d Pending Sep 15, 2023
18282347 SILICA POWDER AND PRODUCTION METHOD THEREFOR NGUYEN, CAM N 1736 §102§103 Non-Final OA 2d overdue Pending Sep 15, 2023
18282440 METAL OXIDE POWDER, AND METHOD FOR PRODUCING SAME RUMP, RICHARD M 1759 §102Other Non-Final OA 10d overdue Pending Sep 15, 2023
18278683 BLOCK COPOLYMER COMPOSITION, HEAT-SHRINKABLE FILM, AND CONTAINER BHUSHAN, KUMAR R 1766 §102§112 Non-Final OA 23d Pending Aug 24, 2023
18276400 ACRYLIC BLOCK COPOLYMER, (METH)ACRYLIC BLOCK COPOLYMER LATEX, (METH)ACRYLIC BLOCK COPOLYMER LATEX COMPOSITION, AND SHAPED OBJECT BOYLE, ROBERT C 1764 §102 Final Rejection 22d Pending Aug 08, 2023
18273831 SPHERICAL ALUMINA PARTICLES, METHOD FOR PRODUCING SAME, AND RESIN COMPOSITION SMARI, ABDUL-RAHMAN YUSUF WALEED 1767 §102§103 Non-Final OA Pending Jul 24, 2023
18271129 AGGREGATED BORON NITRIDE PARTICLES, BORON NITRIDE POWDER, HEAT-CONDUCTIVE RESIN COMPOSITION, AND HEAT-DISSIPATION SHEET WALKER, AJA ARYANNA 1761 §103§112 Non-Final OA 21d Pending Jul 06, 2023
18269257 Method for Measuring Target Antigen, and Insoluble Particles and Kit for Target Antigen Measurement Used Therein DAHLE, CHUN WU 1641 §103 Non-Final OA Pending Jun 22, 2023
18256667 RUBBER MATERIAL, RUBBER COMPOSITION, VULCANIZED OBJECT, FOAMED OBJECT, AND WET SUIT KRYLOVA, IRINA 1764 §103§112 Non-Final OA 71d Pending Jun 09, 2023
18256692 CHLOROPRENE POLYMER COMPOSITION, DIP-MOLDED ARTICLE, AND METHOD FOR PRODUCING SAID COMPOSITION AND ARTICLE USELDING, JOHN E 1763 §102§103§112 Final Rejection 49d overdue Pending Jun 09, 2023
18266099 BORON NITRIDE POWDER, HEAT DISSIPATION SHEET, AND METHOD FOR PRODUCING HEAT DISSIPATION SHEET WALKER, AJA ARYANNA 1761 §103 Final Rejection 53d Pending Jun 08, 2023
18254715 CARBON BLACK, SLURRY, AND LITHIUM ION SECONDARY BATTERY EGGERDING, ALIX ECHELMEYER 1729 §103 Final Rejection Pending May 26, 2023
18254757 CARBON BLACK, SLURRY, AND LITHIUM ION SECONDARY BATTERY HENDRICKSON, STUART L 1736 §112 Non-Final OA Pending May 26, 2023
18035593 PHOSPHOR POWDER, LIGHT-EMITTING DEVICE, IMAGE DISPLAY DEVICE, AND ILLUMINATION DEVICE NASSIRI MOTLAGH, ANITA 1734 §102§103Other Final Rejection 30d Pending May 05, 2023
18035435 PHOSPHOR POWDER, LIGHT-EMITTING DEVICE, IMAGE DISPLAY DEVICE, AND ILLUMINATION DEVICE NASSIRI MOTLAGH, ANITA 1734 §102DP Final Rejection 13d Pending May 04, 2023
18246819 HEXAGONAL BORON NITRIDE POWDER AND METHOD FOR PRODUCING SINTERED BODY AUER, LAURA A 1783 §103 Final Rejection Pending Mar 27, 2023
18246811 BORON NITRIDE POWDER AND METHOD FOR PRODUCING BORON NITRIDE POWDER AUER, LAURA A 1783 §103 Final Rejection Pending Mar 27, 2023
18026889 OXIDE POWDER AND METHOD FOR PRODUCING SAME, AND RESIN COMPOSITION AHVAZI, BIJAN 1763 §103§112 Final Rejection 29d overdue Pending Mar 17, 2023
18022701 FLUORIDE PHOSPHOR, COMPLEX, AND LIGHT-EMITTING DEVICE KOSLOW, CAROL M 1734 §102§103§112 Non-Final OA 147d overdue Pending Feb 22, 2023
18041830 BORON NITRIDE PARTICLES, METHOD FOR PRODUCING BORON NITRIDE PARTICLES, RESIN COMPOSITION, AND METHOD FOR PRODUCING RESIN COMPOSITION FERRE, ALEXANDRE F 1788 §103 Non-Final OA Pending Feb 16, 2023
18041408 ELECTRON EMITTER AND DEVICE PROVIDED WITH SAME CHOI, JAMES J 2878 §103 Final Rejection Pending Feb 12, 2023
18017974 MALEIMIDE COPOLYMER KRYLOVA, IRINA 1764 §102§103 Non-Final OA Pending Jan 25, 2023
18015918 A SIMPLE METHOD FOR COLLECTING A SAMPLE OF A MUCOSAL FLUID ADHERED TO THE MUCOSAL SURFACE OF THE NASAL CAVITY AND A TEST KIT FOR DETECTING AN ANALYTE IN THE SAMPLE BUCKMASTER, MARLENE VRENI 1672 §102§112 Final Rejection Pending Jan 12, 2023
18005028 RESIN COMPOSITION AND MOLDED RESIN ARTICLES DARLING, DEVIN MITCHELL 1764 §103 Non-Final OA Pending Jan 10, 2023
18008598 HEAT DISSIPATION SHEET GAITONDE, MEGHA MEHTA 1781 §103 Non-Final OA Pending Dec 06, 2022
17920143 MALEIMIDE-BASED COPOLYMER, MALEIMIDE-BASED COPOLYMER COMPOSITION, RESIN COMPOSITION, AND INJECTION MOLDED BODY SASTRI, SATYA B 1762 §103 Non-Final OA Pending Oct 20, 2022
17919096 ADENOVIRUS IMMUNOASSAY METHOD AND IMMUNOASSAY INSTRUMENT BUCKMASTER, MARLENE VRENI 1672 §101§103§112Other Non-Final OA 9d overdue Pending Oct 14, 2022
17917622 MYCOPLASMA PNEUMONIAE IMMUNOASSAY METHOD AND IMMUNOASSAY INSTRUMENT DEVI, SARVAMANGALA 1645 §112 Non-Final OA Pending Oct 07, 2022
17906772 BORON NITRIDE SINTERED BODY, COMPLEX, METHOD FOR MANUFACTURING THESE, AND HEAT DISSIPATION MEMBER MILLER, CAMERON KENNETH 1731 §102§103§112 Non-Final OA 8d Pending Sep 20, 2022
17905040 METHOD FOR PRODUCING INACTIVATED INFLUENZA VACCINE AND VACCINE COMPOSITION THEREOF WANG, RUIXUE 1672 §103 Non-Final OA 66d overdue Pending Aug 25, 2022
17795035 ACRYLIC RUBBER, RUBBER COMPOSITION, CROSSLINKED PRODUCT OF SAME, AND RUBBER HOSE SASTRI, SATYA B 1762 §102§103 Non-Final OA Pending Jul 25, 2022
17792835 HEAT DISSIPATION SHEET AND METHOD FOR MANUFACTURING HEAT DISSIPATION SHEET OYER, ANDREW J 1767 §103 Non-Final OA Pending Jul 14, 2022
17788782 DIP-MOLDED ARTICLE CAI, WENWEN 1763 §103§112 Non-Final OA 27d Pending Jun 24, 2022
17770475 BORON NITRIDE POWDER AND PRODUCTION METHOD THEREFOR, BORON CARBONITRIDE POWDER, COMPOSITE MATERIAL, AND HEAT DISSIPATING MEMBER STANLEY, JANE L 1767 §102 Final Rejection 17d overdue Pending Apr 20, 2022
17641689 METHOD AND KIT FOR QUANTIFICATION OF SMALL, DENSE LDL CHOLESTEROL WALLENHORST, MAUREEN 1797 §112DP Non-Final OA Pending Mar 09, 2022
17426561 IMMUNOCHROMATOGRAPHIC TEST STRIP FOR EXTRACTING AND MEASURING SUGAR CHAIN ANTIGENS, CAPABLE OF CONTROLLING THE DEVELOPMENT OF SPECIMEN BY IMPREGNATING HYDROPHOBIC MATERIAL WITH NITRITE OR SOLID ACID REAGENT HINES, JANA A 1645 §103§112Other Final Rejection 16d Pending Jul 28, 2021
17426563 IMMUNOCHROMATOGRAPHIC TEST KIT FOR EXTRACTING AND MEASURING SUGAR CHAIN ANTIGENS, CAPABLE OF CONTROLLING ANALYTE DEVELOPMENT LUSI, ELLIS FOLLETT 1677 §103DP Final Rejection 23d overdue Pending Jul 28, 2021
16978959 DETECTION OF ALZHEIMER'S DISEASE (AD), FRONTOTEMPORAL LOBAR DEGENERATION (FTLD), AMYOTROPHIC LATERAL SCHLEROSIS (ALS), PARKINSON'S DISEASE (PD), AND DEMENTIA WITH LEWY BODIES (DLB) INDICATED BY PHOSPHORYLATION OF MARCKS FRITCHMAN, REBECCA M 1758 §101§103 Non-Final OA 10d overdue Pending Sep 08, 2020

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