Prosecution Insights
Last updated: May 29, 2026

Evonik Operations GmbH

50 pending office actions • 28 art units • 47 examiners • 0 of 50 (0%) have an AI response strategy ready • 103 patents granted in the last 365 days

Portfolio Summary

50
Total Pending OAs
38
Non-Final OAs
10
Final Rejections
2
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 49 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

25
Overdue
1
Due this week
17
Due this month
4
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. 49 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (25)Due ≤ 7 days (1)Due ≤ 30 days (17)Due ≤ 60 days (4)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.

1
Hard (2%)
35
Medium (70%)
3
Easy (6%)
11
Unknown (22%)

Rejection Statute Mix

BucketCases
§101 only1 (2%)
§103 only28 (56%)
§102 only6 (12%)
§112 only3 (6%)
Double-patenting + other1 (2%)
No statute on record11 (22%)

Industry Mix

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

48
Life Sciences
96% of docket
1
Information Tech
2% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
1
Mechanical / Eng
2% 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.

500 h
Manual time on pending OAs
100 h
Time saved (low, 20%)
175 h
Time saved (mid, 35%)
4.4 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
ROBINSON, HOPE A 2 67.9% +43.2%
KOROTCHKINA, LIOUBOV G 2 28.0% +59.9%
GOULD, ANNA ELIZABETH 2 41.2% +55.0%
EZEWOKO, MICHAEL I 1 61.4% +51.1%
EPSTEIN, TODD MATTHEW 1 60.6% +43.9%
POLLOCK, AUSTIN M 1 51.3% +37.7%
LAWRENCE JR, FRANK M 1 83.9% +19.8%
OGUNBIYI, OLUWATOSIN A 1 63.3% +42.1%
JONES-FOSTER, ERICA NICOLE 1 49.3% +45.3%
MERCIER, MELISSA S 1 71.9% +5.9%

Quick Wins (1)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18293448 APPARATUS AND METHOD FOR SIMULTANEOUSLY TREATING DIFFERENT FLUCTUATING GAS FLOWS LAWRENCE JR, FRANK M 5d overdue

Hard Cases (3)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 3 ordered by deadline are shown.

App #TitleExaminerDue in
17924243 METHOD FOR PRODUCING HIGHER LINEAR FATTY ACIDS OR ESTERS KOROTCHKINA, LIOUBOV G 119d overdue
18255344 SYNTHETIC MIXED CULTURE RESEMBLING A SKIN MICROBIOME KOROTCHKINA, LIOUBOV G 92d overdue
17608274 FEED COMPOSITIONS CONTAINING BETAINE SALTS AFREMOVA, VERA 23d overdue

Interview Candidates (12)

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
17924243 METHOD FOR PRODUCING HIGHER LINEAR FATTY ACIDS OR ESTERS KOROTCHKINA, LIOUBOV G 119d overdue
18255344 SYNTHETIC MIXED CULTURE RESEMBLING A SKIN MICROBIOME KOROTCHKINA, LIOUBOV G 92d overdue
17800369 IN-SITU POLYMERIZED HYBRID POLYMER ELECTROLYTE FOR HIGH VOLTAGE LITHIUM BATTERIES GOULD, ANNA ELIZABETH 80d overdue
18265094 ENZYME BASED PRODUCTION OF SPECIALIZED PRO-RESOLVING MEDIATORS (SPMS) VIA DOCOSAHEXAENOIC ACID (DHA) AND EICOSAPENTAENOIC ACID (EPA) ROBINSON, HOPE A 45d overdue
18024886 SYNTHESIS OF NANOSTRUCTURED LITHIUM ZIRCONIUM PHOSPHATE GOULD, ANNA ELIZABETH 35d overdue
18570018 NONANIC ACID ESTERS JONES-FOSTER, ERICA NICOLE 23d overdue
18293448 APPARATUS AND METHOD FOR SIMULTANEOUSLY TREATING DIFFERENT FLUCTUATING GAS FLOWS LAWRENCE JR, FRANK M 5d overdue
18005086 POLYNUCLEOTIDE ENCODING AN AMINO ACID SEQUENCE, ENCODING AN OXIDOREDUCTASE ROBINSON, HOPE A 4d overdue

Top Art Units

Art UnitApps
1766 5
1652 4
1645 4
1615 3
1692 3
1653 3
1738 2
1776 2
1765 2
1764 2

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18870565 DIGITAL MONITORING OF PATHOGEN LOAD IN LIVESTOCK EZEWOKO, MICHAEL I 3682 §103 Non-Final OA 56d Pending Nov 29, 2024
18869988 IMPROVED BIOTECHNOLOGICAL METHOD FOR PRODUCING GUANIDINO ACETIC ACID (GAA) BY USING NADH-DEPENDENT DEHYDROGENASES EPSTEIN, TODD MATTHEW 1652 §103 Non-Final OA 28d Pending Nov 27, 2024
18439722 METAL FOAM BODIES AND PROCESS FOR PRODUCTION THEREOF POLLOCK, AUSTIN M 1738 §103 Non-Final OA 30d Pending Feb 12, 2024
18293448 APPARATUS AND METHOD FOR SIMULTANEOUSLY TREATING DIFFERENT FLUCTUATING GAS FLOWS LAWRENCE JR, FRANK M 1776 §112 Non-Final OA 5d overdue Pending Jan 30, 2024
18293016 MICROORGANISMS DISPLAYING VIRAL DECOY RECEPTORS OGUNBIYI, OLUWATOSIN A 1645 §102 Non-Final OA 22d Pending Jan 29, 2024
18570018 NONANIC ACID ESTERS JONES-FOSTER, ERICA NICOLE 1656 Other Non-Final OA 23d overdue Pending Dec 13, 2023
18563327 HARD-SHELL CAPSULE WITH INFLUX PREVENTION OF GASTRIC FLUIDS MERCIER, MELISSA S 1615 Other Non-Final OA 42d Pending Nov 21, 2023
18562157 IMPROVED BIOTECHNOLOGICAL METHOD FOR PRODUCING GUANIDINO ACETIC ACID (GAA) BY INACTIVATION OF AN AMINO ACID EXPORTER GRASER, JENNIFER E 1645 Other Non-Final OA 19d Pending Nov 17, 2023
18559752 ANTIMICROBIAL CONTROL FOR GRAINS OR SEEDS DURING MALTING CHORBAJI, MONZER R 1799 §103 Non-Final OA 41d Pending Nov 08, 2023
18559719 TREATMENT OF GRAINS OR SEEDS FOR THE CONTROL OF MICROORGANISMS UTILIZING PEROXY ACIDS GWARTNEY, ELIZABETH A 1759 §103 Final Rejection 23d overdue Pending Nov 08, 2023
18285196 METHOD FOR PRODUCING HIGHER LINEAR ALKANES FRONDA, CHRISTIAN L 1652 Other Non-Final OA 42d Pending Sep 29, 2023
18279995 PREPARATIONS COMPRISING PROBIOTIC STRAINS AND ANTHOCYANINS DEVI, SARVAMANGALA 1645 Non-Final OA 9d Pending Sep 01, 2023
18447527 PRODUCTION OF ALKOXYSILOXANES HOU, FRANK S 1692 Other Non-Final OA 26d Pending Aug 10, 2023
18260420 HYDROXY-SUBSTITUTED SPHINGOLIPIDS WISTNER, SARAH CLINKSCALES 1616 Other Non-Final OA 73d overdue Pending Jul 05, 2023
18345424 Process for the preparation of dicidal BAHTA, MEDHANIT W 1692 Other Non-Final OA 66d overdue Pending Jun 30, 2023
18257780 DILUTION-STABLE AQUEOUS COMPOSITIONS FOR THE MASS HYDROPHOBIZATION OF MINERAL BUILDING MATERIALS EGWIM, KELECHI CHIDI 1762 §102 Non-Final OA 29d Pending Jun 15, 2023
18257336 EMULSIFIER SYSTEM MOORE, MARGARET G 1765 §103 Non-Final OA 60d overdue Pending Jun 14, 2023
18331731 ONE-COMPONENT SYSTEM COMPRISING BLOCKED POLYURETHANE PREPOLYMERS STONEHOCKER, VIRGINIA LEE 1766 §103 Non-Final OA 9d overdue Pending Jun 08, 2023
18265430 PRODUCTION OF POLYURETHANE FOAM RIOJA, MELISSA A 1764 §103 Final Rejection Pending Jun 05, 2023
18265094 ENZYME BASED PRODUCTION OF SPECIALIZED PRO-RESOLVING MEDIATORS (SPMS) VIA DOCOSAHEXAENOIC ACID (DHA) AND EICOSAPENTAENOIC ACID (EPA) ROBINSON, HOPE A 1652 §102 Non-Final OA 45d overdue Pending Jun 02, 2023
18255344 SYNTHETIC MIXED CULTURE RESEMBLING A SKIN MICROBIOME KOROTCHKINA, LIOUBOV G 1653 §103 Non-Final OA 92d overdue Pending May 31, 2023
18314808 COMPOSITION FOR PENETRATING SUGAR BASED DELIVERY SYSTEM BROWE, DAVID 1617 §103 Non-Final OA 30d Pending May 09, 2023
18129386 SOLUTIONS OF AMINES IN POLYMERIC PHENOLS IN COMBINATION WITH OTHER RESINS FEELY, MICHAEL J 1766 §103 Final Rejection 20d Pending Mar 31, 2023
18025021 SELECTIVE LASER SINTERING OF POLYMERIC POWDERS EMBEDDED WITH WATER-SOLUBLE FLOW ADDITIVES SIDDIQUEE, TAMEEM 2116 §103 Non-Final OA 17d overdue Pending Mar 07, 2023
18024886 SYNTHESIS OF NANOSTRUCTURED LITHIUM ZIRCONIUM PHOSPHATE GOULD, ANNA ELIZABETH 1726 §103 Non-Final OA 35d overdue Pending Mar 06, 2023
18043708 PROCESS FOR PREPARING POLYSULFANE SILANES BY MEANS OF PHASE TRANSFER CATALYSIS PAGANO, ALEXANDER R 1692 §103 Non-Final OA 29d Pending Mar 01, 2023
18043472 HIGH PERFORMANCE SILICON-BASED MATERIALS FOR LITHIUM ION BATTERY ANODES FERRE, ALEXANDRE F 1788 §103 Non-Final OA 28d overdue Pending Feb 28, 2023
18042764 SILOXANE COMPOUND AND FORMULATIONS COMPRISING SAID COMPOUND ZIMMER, MARC S 1765 §102 Non-Final OA 2d overdue Pending Feb 23, 2023
18016027 NANO-COMPOSITE SEPARATOR INCLUDING POLYMER MATRIX AND HYDROPHOBIC FILLER, METHOD FOR MANUFACTURING, AND LITHIUM ION BATTERY INCLUDING THE SAME CULLEN, SEAN P 1725 §103 Final Rejection 22d overdue Pending Jan 13, 2023
18015866 A FACILITY AND A MEMBRANE PROCESS FOR SEPARATING METHANE AND CARBON DIOXIDE FROM A GAS STREAM SLAUGOVSKY, RACHEL MARIE 1776 §103 Non-Final OA 2d overdue Pending Jan 12, 2023
18005086 POLYNUCLEOTIDE ENCODING AN AMINO ACID SEQUENCE, ENCODING AN OXIDOREDUCTASE ROBINSON, HOPE A 1652 §102 Non-Final OA 4d overdue Pending Jan 11, 2023
18004139 MODIFIED SILICAS, PROCESS FOR PREPARATION THEREOF AND USE THEREOF FORREST, MICHAEL 1738 §103 Non-Final OA 27d Pending Jan 03, 2023
18054741 PROCESS FOR PREPARING FILLED HARD-SHELL CAPSULES WITH (METH)ACRYLATE COPOLYMER BASED COATINGS WITH A CAPSULE-FILLING MACHINE TCHERKASSKAYA, OLGA V 1615 §103 Non-Final OA 51d overdue Pending Nov 11, 2022
17924243 METHOD FOR PRODUCING HIGHER LINEAR FATTY ACIDS OR ESTERS KOROTCHKINA, LIOUBOV G 1653 Other Final Rejection 119d overdue Pending Nov 09, 2022
17995264 PREPARATION FOR USE AS VASORELAXANT LEE, HOI YAN NMN 1693 Other Non-Final OA 23d Pending Sep 30, 2022
17800369 IN-SITU POLYMERIZED HYBRID POLYMER ELECTROLYTE FOR HIGH VOLTAGE LITHIUM BATTERIES GOULD, ANNA ELIZABETH 1726 §103 Final Rejection 80d overdue Pending Aug 17, 2022
17794269 AN EPIGENETIC CLOCK FOR GALLIFORMES KAPUSHOC, STEPHEN THOMAS 1683 DPOther Final Rejection 63d Pending Jul 21, 2022
17788240 FISH FEED PELLETS LOADED WITH A MICROBIAL OIL MERRIAM, ANDREW E 1791 §103 Non-Final OA 5d overdue Pending Jun 22, 2022
17757528 SORBITAN ESTERS AND PROCESS FOR ENZYMATICALLY PREPARING SAME FERNANDEZ, SUSAN EMILY 1651 §112 Non-Final OA 28d Pending Jun 16, 2022
17757055 DOSAGE FORM FOR USE IN TREATING OR PREVENTING OF A DISEASE JANOSKO, CHASITY PAIGE 1613 §103 Final Rejection 86d Pending Jun 08, 2022
17639218 PHASE TRANSFER ACTIVE TRIMERIZATION CATALYST SALTS ROSEBACH, CHRISTINA H.W. 1766 §103 Non-Final OA 6d Pending Feb 28, 2022
17636546 PRODUCTION OF RIGID POLYURETHANE FOAM BOYLE, KARA BRADY 1766 §112 Non-Final OA 16d Pending Feb 18, 2022
17627728 MULTI-BLOCK SHAPE MEMORY BIORESORBABLE POLYMERS NGUYEN, HA S 1766 §103 Non-Final OA 35d overdue Pending Jan 17, 2022
17627399 METHOD FOR DETERMINING THE RISK OF AN AVIAN PATHOGENIC E. COLI (APEC) INFECTION IN AN AVIAN FLOCK HINES, JANA A 1645 §102 Non-Final OA 30d Pending Jan 14, 2022
17608274 FEED COMPOSITIONS CONTAINING BETAINE SALTS AFREMOVA, VERA 1653 §101 Non-Final OA 23d overdue Pending Nov 02, 2021
17436104 Rhamnolipids as deposition aid KETCHAM, KAREN A 1614 §103 Non-Final OA 22d Pending Sep 03, 2021
17414726 PRODUCTION OF RIGID POLYURETHANE FOAM KRYLOVA, IRINA 1764 §103 Final Rejection 15d Pending Jun 16, 2021
17294947 DRIED BIOLOGICAL COMPOSITIONS AND METHODS THEREOF CHANG, KYUNG SOOK 1613 Other Non-Final OA 81d overdue Pending May 18, 2021
17040190 THERMOPLASTIC MATERIALS INCORPORATING BIOACTIVE INORGANIC ADDITIVES COUGHLIN, DANIEL F 1619 §103 Final Rejection 26d overdue Pending Sep 22, 2020
16963285 FUNCTIONALLY GRADED POLYMER KNEE IMPLANT FOR ENHANCED FIXATION, WEAR RESISTANCE, AND MECHANICAL PROPERTIES AND THE FABRICATION THEREOF HELM, CARALYNNE E 1615 §103 Non-Final OA 78d overdue Pending Jul 20, 2020

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