Prosecution Insights
Last updated: April 19, 2026

Pioneer Hi-Bred International, Inc.

69 pending office actions • 5 clients

Portfolio Summary

69
Total Pending OAs
15
Final Rejections
54
Non-Final OAs

Client Portfolio (5 clients)

Client (Assignee)Pending OAs
Pioneer Hi-Bred International, Inc. 62
Corteva Agriscience LLC 3
Pioneer Hi-Bred International, Inc. 2
Pioneer Hi-Bred Internatonal, Inc. 1
Pioneer Hi-Bred International, Inc. 1

Pending Office Actions

App #TitleClientExaminerArt UnitStatusFiled
18971417 INSECTICIDAL PROTEINS AND METHODS FOR THEIR USE Pioneer Hi-Bred International, Inc. KEOGH, MATTHEW R 1663 Non-Final OA Dec 06, 2024
18937410 INSECTICIDAL PROTEINS AND METHODS FOR THEIR USE Corteva Agriscience LLC KEOGH, MATTHEW R 1663 Non-Final OA Nov 05, 2024
18859791 COMPOSITIONS AND METHODS FOR SOMATIC EMBRYOGENESIS IN DICOT PLANTS Pioneer Hi-Bred International, Inc. JOHNSON, EMILY KATHARINE 1662 Non-Final OA Oct 24, 2024
18857700 PARTHENOGENESIS METHODS AND COMPOSITIONS Pioneer Hi-Bred Internatonal, Inc. SHEN, YANXIN NMN 1663 Non-Final OA Oct 17, 2024
18825012 MAIZE EVENT DP-004114-3 AND METHODS FOR DETECTION THEREOF Pioneer Hi-Bred International, Inc. KALLIS, RUSSELL 1663 Non-Final OA Sep 05, 2024
18841562 CROSS TALK MODULATORS AND METHODS OF USE Pioneer Hi-Bred International, Inc. ORDAZ, CHRISTIAN JOSE 1663 Non-Final OA Aug 26, 2024
18814176 PLANT DERIVED INSECTICIDAL PROTEINS AND METHODS FOR THEIR USE Pioneer Hi-Bred International, Inc. RADOSAVLJEVIC, ALEKSANDAR 1662 Non-Final OA Aug 23, 2024
18840335 MULTIPLE DISEASE RESISTANCE GENES AND GENOMIC STACKS THEREOF Pioneer Hi-Bred International, Inc. JOHNSON, EMILY KATHARINE 1662 Non-Final OA Aug 21, 2024
18835293 MONOCOT LEAF EXPLANT PREPARATION Pioneer Hi-Bred International, Inc. FAN, WEIHUA 1663 Non-Final OA Aug 01, 2024
18783586 INSECTICIDAL PROTEINS AND METHODS FOR THEIR USE Pioneer Hi-Bred International, Inc. IBRAHIM, MEDINA AHMED 1662 Non-Final OA Jul 25, 2024
18780871 PLANT REGULATORY ELEMENTS AND METHODS OF USE THEREOF Pioneer Hi-Bred International, Inc. BOGGS, RUSSELL T 1663 Non-Final OA Jul 23, 2024
18765988 COMPOSITIONS AND METHODS OF MODIFYING A PLANT GENOME TO PRODUCE A MS1 OR MS5 MALE-STERILE PLANT Pioneer Hi-Bred International, Inc. SULLIVAN, BRIAN JAMES 1663 Non-Final OA Jul 08, 2024
18713877 HIGH EFFICIENCY LARGE SCALE CHROMOSOMAL GENOME MANIPULATION Pioneer Hi-Bred International, Inc. FAN, WEIHUA 1663 Non-Final OA May 28, 2024
18710321 MAIZE EVENT DP-910521-2AND METHODS FOR DETECTION THEREOF Pioneer Hi-Bred International, Inc. KRUSE, DAVID H 1663 Non-Final OA May 15, 2024
18646067 MOLECULAR BREEDING METHODS Pioneer Hi-Bred International, Inc. PAGE, BRENT T 1663 Non-Final OA Apr 25, 2024
18641717 COMPOSITIONS AND METHODS FOR IMPROVED AGRONOMIC PERFORMANCE IN PLANTS Pioneer Hi-Bred International, Inc. SHARMA, SANTOSH 1663 Non-Final OA Apr 22, 2024
17786117 COMPOSITIONS AND GENOME EDITING METHODS FOR IMPROVING GRAIN YIELD IN PLANTS Pioneer Hi-Bred International, Inc. STOCKDALE, JESSICA NICOLE 1663 Non-Final OA Apr 15, 2024
18696217 SEEDLING GERMINATION AND GROWTH CONDITIONS Pioneer Hi-Bred International, Inc. STANKOVIC, BRATISLAV 1662 Non-Final OA Mar 27, 2024
18598050 Regulatory Elements From Lamium Leaf Distortion Associated Virus (LLDAV) Corteva Agriscience LLC KINGDON, CATHY 1663 Non-Final OA Mar 07, 2024
18589753 SOYBEAN VARIETY 5PUDG46 Pioneer Hi-Bred International, Inc. MCWILLIAMS, KELSEY LYNN 1663 Non-Final OA Feb 28, 2024
18589661 SOYBEAN VARIETY 5PENE00 Pioneer Hi-Bred International, Inc. BUI, PHUONG T 1663 Final Rejection Feb 28, 2024
18590177 SOYBEAN VARIETY 5PEDZ12 Pioneer Hi-Bred International, Inc. KUBELIK, ANNE R 1663 Non-Final OA Feb 28, 2024
18589608 SOYBEAN VARIETY 5PCSE55 Pioneer Hi-Bred International, Inc. BUI, PHUONG T 1663 Final Rejection Feb 28, 2024
18589727 SOYBEAN VARIETY 5PMHB70 Pioneer Hi-Bred International, Inc. KUBELIK, ANNE R 1663 Non-Final OA Feb 28, 2024
18590116 SOYBEAN VARIETY 5PFLN03 Pioneer Hi-Bred International, Inc. MEADOWS, CHRISTINA L 1663 Non-Final OA Feb 28, 2024
18590032 SOYBEAN VARIETY 5PRBQ80 Pioneer Hi-Bred International, Inc. KUMAR, VINOD 1663 Non-Final OA Feb 28, 2024
18686677 SILAGE INOCULANTS FOR INHIBITION OF ACETOBACTER Pioneer Hi-Bred International, Inc. ZILBERING, ASSAF 1792 Non-Final OA Feb 26, 2024
18585419 SOYBEAN VARIETY 5PDAG73 Pioneer Hi-Bred International, Inc. KEOGH, MATTHEW R 1663 Non-Final OA Feb 23, 2024
18684373 METHODS OF IDENTIFYING, SELECTING, AND PRODUCING ANTHRACNOSE STALK ROT RESISTANT CROPS Pioneer Hi-Bred International, Inc. STOCKDALE, JESSICA NICOLE 1663 Non-Final OA Feb 16, 2024
18684093 COMPOSITIONS AND METHODS FOR GRAY LEAF SPOT RESISTANCE Pioneer Hi-Bred International, Inc. WILLIAMS, KEITH RICHARD 1663 Final Rejection Feb 15, 2024
18441236 COTTON VARIETY 11PDFV62 Pioneer Hi-Bred International, Inc. KRUSE, DAVID H 1663 Non-Final OA Feb 14, 2024
18437343 COMPOSITIONS AND METHODS OF MODIFYING A PLANT GENOME TO PRODUCE A MS9, MS22, MS26, OR MS45 MALE-STERILE PLANT Pioneer Hi-Bred International, Inc. PAGE, BRENT T 1663 Final Rejection Feb 09, 2024
18399210 WHEAT VARIETY 6PNUQ24B Pioneer Hi-Bred International, Inc. ZHENG, LI 1662 Non-Final OA Dec 28, 2023
18394021 BACTERIAL STRAINS WITH TOXIN COMPLEX FOR INSECT CONTROL Pioneer Hi-Bred International, Inc. SHARMA, SANTOSH 1663 Non-Final OA Dec 22, 2023
18544882 METHODS FOR THE IDENTIFICATION OF VARIANT RECOGNITION SITES FOR RARE-CUTTING ENGINEERED DOUBLE-STRAND-BREAK-INDUCING AGENTS AND COMPOSITIONS AND USES THEREOF Pioneer Hi-Bred International, Inc. REGA, KYLE THOMAS 1636 Non-Final OA Dec 19, 2023
18567214 AGRONOMIC PRACTICES AND SUSTAINABILITY METHODS INVOLVING YIELD TRAITS Pioneer Hi-Bred International, Inc. SPEED, DEQUANTARIUS JAVON 1663 Non-Final OA Dec 05, 2023
18499341 CANOLA HYBRID 16GG0316C Pioneer Hi-Bred International, Inc. ZHENG, LI 1662 Non-Final OA Nov 01, 2023
18499367 CANOLA HYBRID 21GG1082N Pioneer Hi-Bred International, Inc. ZHONG, WAYNESHAOBIN 1662 Non-Final OA Nov 01, 2023
18557401 CLUBROOT RESISTANCE IN BRASSICA Pioneer Hi-Bred International, Inc. CHATTERJEE, JAYANTA 1662 Non-Final OA Oct 26, 2023
18262995 CLUBROOT RESISTANCE IN BRASSICA Pioneer Hi-Bred International, Inc. IBRAHIM, MEDINA AHMED 1662 Non-Final OA Jul 26, 2023
18351638 WHEAT SEED PRODUCTION Pioneer Hi-Bred International, Inc. HIRT, ERIN E 1616 Non-Final OA Jul 13, 2023
18257165 CELL PENETRATING PEPTIDE MEDIATED RNA TRANSDUCTION WITHIN INSECT CELLS Pioneer Hi-Bred International, Inc. LEE, JIA-HAI 1658 Non-Final OA Jun 13, 2023
18250912 LEGHEMOGLOBIN IN SOYBEAN Pioneer Hi-Bred International, Inc. COLLINS, CYNTHIA E 1662 Non-Final OA Apr 27, 2023
18305213 METHODS OF IDENTIFYING AND CHARACTERIZING GENE EDITING VARIATIONS IN NUCLEIC ACIDS Pioneer Hi-Bred International, Inc. HORLICK, KENNETH R 1681 Final Rejection Apr 21, 2023
18249891 DOUBLED HAPLOID INDUCER Pioneer Hi-Bred International, Inc. SHEN, YANXIN NMN 1663 Non-Final OA Apr 20, 2023
18041714 MULTIPLE DISEASE RESISTANCE GENES AND GENOMIC STACKS THEREOF Pioneer Hi-Bred International, Inc. CHATTERJEE, JAYANTA 1662 Final Rejection Feb 15, 2023
18167447 SOYBEAN VARIETY 5PGPZ13 Pioneer Hi-Bred International, Inc. STEPHENS, REBECCA JOHANNA 1663 Final Rejection Feb 10, 2023
18167247 SOYBEAN VARIETY 5PUDM32 Pioneer Hi-Bred International, Inc. KEOGH, MATTHEW R 1663 Non-Final OA Feb 10, 2023
18067345 GENERATING MAIZE PLANTS WITH ENHANCED RESISTANCE TO NORTHERN LEAF BLIGHT Pioneer Hi-Bred International, Inc. KEOGH, MATTHEW R 1663 Final Rejection Dec 16, 2022
18064423 UTILIZATION OF PERICARP COLOR1 (P1) AND OTHER ANTHOCYANIN GENES AS SEED MARKERS FOR WHEAT Pioneer Hi-Bred International, Inc. STOCKDALE, JESSICA NICOLE 1663 Final Rejection Dec 12, 2022
18063983 PLANT EPSP SYNTHASES AND METHODS OF USE Pioneer Hi-Bred International, Inc. BOGGS, RUSSELL T 1663 Non-Final OA Dec 09, 2022
18062858 NOVEL CRISPR-CAS SYSTEMS FOR GENOME EDITING Pioneer Hi-Bred International, Inc. KEOGH, MATTHEW R 1663 Final Rejection Dec 07, 2022
18055019 MAIZE EVENT DP-910521-2 AND METHODS FOR DETECTION THEREOF Pioneer Hi-Bred International, Inc. KUBELIK, ANNE R 1663 Non-Final OA Nov 14, 2022
17996639 SOYBEAN WITH ALTERED SEED PROTEIN Pioneer Hi-Bred International, Inc. CHATTERJEE, JAYANTA 1662 Final Rejection Oct 20, 2022
17995246 NOVEL INSECTICIDAL TOXIN RECEPTORS AND METHODS OF USE Pioneer Hi-Bred International, Inc. BAUSCH, SARAE L 1699 Non-Final OA Sep 30, 2022
17905861 MULTI-MODAL METHODS AND SYSTEMS Pioneer Hi-Bred International, Inc. LI, SUN M 3685 Non-Final OA Sep 08, 2022
17905447 MODULATING NUCLEOTIDE EXPRESSION USING EXPRESSION MODULATING ELEMENTS AND MODIFIED TATA AND USE THEREOF Pioneer Hi-Bred International, Inc. MCWILLIAMS, KELSEY LYNN 1663 Non-Final OA Sep 01, 2022
17904983 SORGHUM DOUBLED HAPLOID PRODUCTION SYSTEM Pioneer Hi-Bred International, Inc. MEADOWS, CHRISTINA L 1663 Non-Final OA Aug 25, 2022
17904736 NOVEL CRISPR-CAS SYSTEMS FOR GENOME EDITING Pioneer Hi-Bred International, Inc. PENNINGTON, KATIE LEIGH 1634 Final Rejection Aug 22, 2022
17818060 SYSTEMS AND METHODS FOR CELLULAR REPROGRAMMING OF A PLANT CELL Pioneer Hi-Bred International, Inc. BYRNES, DAVID R 1662 Non-Final OA Aug 08, 2022
17760273 CAS-MEDIATED HOMOLOGY DIRECTED REPAIR IN SOMATIC PLANT TISSUE Pioneer Hi-Bred International, Inc. KEOGH, MATTHEW R 1663 Non-Final OA Aug 05, 2022
17813038 TARGETING MICRORNA TO REGULATE NATIVE GENE FUNCTION BY GENOME EDITING Pioneer Hi-Bred International, Inc. MCWILLIAMS, KELSEY LYNN 1663 Non-Final OA Jul 17, 2022
17792124 TWO-STEP GENE SWAP Pioneer Hi-Bred International, Inc. FAN, WEIHUA 1663 Non-Final OA Jul 11, 2022
17656594 AGRONOMIC TRAIT MODIFICATION USING GUIDE RNA/CAS ENDONUCLEASE SYSTEMS AND METHODS OF USE Pioneer Hi-Bred International, Inc. COLLINS, CYNTHIA E 1662 Final Rejection Mar 25, 2022
17581145 METHODS FOR IDENTIFICATION OF NOVEL GENES FOR MODULATING PLANT AGRONOMIC TRAITS Pioneer Hi-Bred International, Inc. LOGSDON, CHARLES 1662 Non-Final OA Jan 21, 2022
17578554 Cotton Variety 11PGRF33 Pioneer Hi-Bred International, Inc. KUBELIK, ANNE R 1663 Final Rejection Jan 19, 2022
17442552 PLANT EXPLANT TRANSFORMATION Corteva Agriscience LLC BYRNES, DAVID R 1662 Non-Final OA Sep 23, 2021
17383580 TERMINATOR SEQUENCE FOR GENE EXPRESSION IN PLANTS Pioneer Hi-Bred International, Inc. BUI, PHUONG T 1663 Final Rejection Jul 23, 2021
17057220 SYSTEMS AND METHODS FOR IMPROVED BREEDING BY MODULATING RECOMBINATION RATES Pioneer Hi-Bred International, Inc. SULLIVAN, BRIAN JAMES 1663 Non-Final OA Nov 20, 2020

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