Prosecution Insights
Last updated: September 26, 2026

Riken

Technology areas: Biotechnology & Pharmaceuticals • Transportation, E-Commerce & Mechanical Systems

31 pending office actions • 20 art units • 29 examiners • 0 of 31 (0%) have an AI response strategy ready • 34 patents granted in the last 365 days

Portfolio Summary

31
Total Pending OAs
16
Non-Final OAs
14
Final Rejections
1
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 11 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

2
Overdue
0
Due this week
5
Due this month
3
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. 11 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (2)Due ≤ 30 days (5)Due ≤ 60 days (3)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.

18
Hard (58%)
12
Medium (39%)
1
Easy (3%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 only3 (10%)
§101 + other4 (13%)
§103 only10 (32%)
§102 only2 (6%)
§112 only1 (3%)
Multi-statute (no §101)11 (35%)

Industry Mix

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

14
Life Sciences
45% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
2
Semiconductors
6% of docket
10
Mechanical / Eng
32% of docket
5
Business / Other
16% 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.

310 h
Manual time on pending OAs
62 h
Time saved (low, 20%)
108 h
Time saved (mid, 35%)
2.7 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
DAVIS, SHARON M 2 68.0% +26.8%
MONTANARI, DAVID A 2 64.6% +49.1%
KONERU, LAKSHMI S 1 62.9% +16.0%
PATEL, VISHAL A 1 59.0% +22.4%
GO, JOHN PHILIP 1 33.9% +42.9%
DOUMBIA, MOHAMED 1 72.6% +30.2%
HIGGS, STELLA EUN 1 38.8% +33.7%
SALAZAR JR, JORGE L 1 95.0% +6.2%
ARIANI, KADE 1 74.8% +32.6%
RAGHU, GANAPATHIRAM 1 73.6% +26.4%

Hard Cases (18)

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
18034621 CHIMERIC ANTIGEN RECEPTOR (CAR)-T CELL EXPRESSING CXCL12 RECEPTOR DUNN, LINDSAY MICHELLE 13d
19111824 METHOD AND APPARATUS FOR DETERMINING RISKS OF NEURODEGENERATIVE DISEASES HIGGS, STELLA EUN 14d
18591144 RECORDING MEDIUM, INFORMATION PROCESSING SYSTEM, AND DATA PROCESSING SYSTEM WONG, ERIC TAK WAI 14d
17928184 METHOD FOR TREATING CELL POPULATION AND METHOD FOR ANALYZING GENES INCLUDED IN CELL POPULATION CHUNDURU, SURYAPRABHA 20d
19125969 INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND COMPUTER PROGRAM GO, JOHN PHILIP —
19104128 SUPERCONDUCTIVE PASSIVE ELEMENT, MANUFACTURING METHOD FOR SUPERCONDUCTIVE PASSIVE ELEMENT, AND DEVICE INCLUDING SAID PASSIVE ELEMENT SALAZAR JR, JORGE L —
18849210 COMBINATION DRUG FOR TREATING MALIGNANT TUMOR ARIANI, KADE —
18851231 METHOD FOR PRODUCING METHACRYLIC ACID RAGHU, GANAPATHIRAM —

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
18721195 PISTON RING AND PISTON RING SET PATEL, VISHAL A 26d overdue
19111824 METHOD AND APPARATUS FOR DETERMINING RISKS OF NEURODEGENERATIVE DISEASES HIGGS, STELLA EUN 14d
17638753 ORGANOID MESODERM LINEAGE DIVERSIFICATION MONTANARI, DAVID A 34d
19141052 OIL CONTROL RING KONERU, LAKSHMI S 70d
19125969 INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND COMPUTER PROGRAM GO, JOHN PHILIP —
19096998 FLUORESCENCE DETECTION DEVICE DOUMBIA, MOHAMED —
18849210 COMBINATION DRUG FOR TREATING MALIGNANT TUMOR ARIANI, KADE —
18851231 METHOD FOR PRODUCING METHACRYLIC ACID RAGHU, GANAPATHIRAM —

Top Art Units

Art UnitApps
1632 4
3675 2
3681 2
3646 2
3682 1
3693 1
1671 1
1638 1
2881 1
3796 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19141052 OIL CONTROL RING KONERU, LAKSHMI S 3675 §103 Non-Final OA 70d Pending Jun 19, 2025
18721195 PISTON RING AND PISTON RING SET PATEL, VISHAL A 3675 §103Other Non-Final OA 26d overdue Pending Jun 18, 2024
19125969 INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND COMPUTER PROGRAM GO, JOHN PHILIP 3681 §101§103 Final Rejection — Pending Apr 30, 2025
19096998 FLUORESCENCE DETECTION DEVICE DOUMBIA, MOHAMED — §103Other Non-Final OA — Pending Apr 01, 2025
19111824 METHOD AND APPARATUS FOR DETERMINING RISKS OF NEURODEGENERATIVE DISEASES HIGGS, STELLA EUN 3681 §101 Final Rejection 14d Pending Mar 14, 2025
19104128 SUPERCONDUCTIVE PASSIVE ELEMENT, MANUFACTURING METHOD FOR SUPERCONDUCTIVE PASSIVE ELEMENT, AND DEVICE INCLUDING SAID PASSIVE ELEMENT SALAZAR JR, JORGE L — §102§103§112 Non-Final OA — Pending Feb 14, 2025
18849210 COMBINATION DRUG FOR TREATING MALIGNANT TUMOR ARIANI, KADE — §102§103 Non-Final OA — Pending Nov 20, 2024
18851231 METHOD FOR PRODUCING METHACRYLIC ACID RAGHU, GANAPATHIRAM — §101§102§103§112 Non-Final OA — Pending Sep 26, 2024
18833375 SYSTEM, METHOD, AND PROGRAM FOR QUANTIFYING EFFECTS OF CONDITION CHANGE PERTAINING TO SUBJECT BARR, MARY EVANGELINE 3682 §102§103 Final Rejection — Pending Jul 25, 2024
18688649 KIDNEY ORGANOID AND METHOD FOR PRODUCING SAME ABEYRATNE-PERERA, HASHANTHI KOMITIGE 1632 §101§112 Non-Final OA — Pending May 23, 2024
18713123 RADIONUCLIDE PRODUCTION METHOD, TARGET HOLDING DEVICE FOR QUANTUM BEAM IRRADIATION, SYSTEM, AND TARGET DAVIS, SHARON M 3646 §102§112 Non-Final OA — Pending May 23, 2024
18648861 Non-Destructive Inspection Device DAVIS, SHARON M 3646 §103§112 Non-Final OA — Pending Apr 29, 2024
18279282 POLYNUCLEOTIDE FOR TREATMENT OF NEURODEGENERATIVE DISEASE, VECTOR, CELL, PHARMACEUTICAL COMPOSITION, AND SCREENING METHOD GROOMS, TIFFANY NICOLE — §103§112 Non-Final OA — Pending Mar 12, 2024
18591144 RECORDING MEDIUM, INFORMATION PROCESSING SYSTEM, AND DATA PROCESSING SYSTEM WONG, ERIC TAK WAI 3693 §101 Final Rejection 14d Pending Feb 29, 2024
18557879 ARTIFICIAL ADJUVANT VECTOR CELL CAPABLE OF INDUCING IMMUNE RESPONSE TO CORONAVIRUS, PHARMACEUTICAL COMPOSITION CONTAINING SAID CELL, AND USE APPLICATIONS OF SAID CELL AND SAID PHARMACEUTICAL COMPOSITION BLUMEL, BENJAMIN P 1671 §102§103 Non-Final OA — Pending Dec 15, 2023
18558065 STRING-LIKE AGGREGATES OF RETINAL PIGMENT EPITHELIAL CELLS, DEVICE AND PRODUCTION METHOD FOR PRODUCING SAME, AND THERAPEUTIC AGENT COMPRISING SAID STRING-LIKE AGGREGATES VAN BUREN, LAUREN K 1638 §103 Final Rejection 33d Pending Oct 30, 2023
18285995 Slow Atomic Beam Generator, Physical Package, Physical Package For Optical Lattice Clock, Physical Package For Atomic Clock, Physical Package For Atomic Interferometer, Physical Package For Quantum Information Processing Device, And Physical Package System STOFFA, WYATT A 2881 §102§103 Non-Final OA — Pending Oct 06, 2023
18553441 METHOD AND DEVICE FOR INDUCING HYPOMETABOLIC STATE IN SUBJECT WITH DISEASE ANTHONY, MARIA CATHERINE 3796 §102 Final Rejection 47d Pending Sep 29, 2023
18034621 CHIMERIC ANTIGEN RECEPTOR (CAR)-T CELL EXPRESSING CXCL12 RECEPTOR DUNN, LINDSAY MICHELLE 1644 §101§102§103§112 Final Rejection 13d Pending Sep 07, 2023
18279628 METHODS FOR PRODUCING CAS3 PROTEINS MOAZZAMI, NAGHMEH NINA 1652 §103 Non-Final OA — Pending Sep 01, 2023
18447671 QUANTUM LOGIC GATE OPERATION DEVICE, QUANTUM LOGIC GATE OPERATION METHOD AND A NON-TRANSITORY COMPUTER-READABLE MEDIUM LUDWIG, PETER L 3627 §103 Non-Final OA — Pending Aug 10, 2023
18262792 PREVENTIVE OR THERAPEUTIC AGENT FOR BENIGN ADULT FAMILIAL MYOCLONIC EPILEPSY SU-TOBON, QIWEN NMN 1636 §103 Final Rejection 20d Pending Jul 25, 2023
18246943 CELL CULTURE VESSEL, OBSERVATION DEVICE, MICROSCOPE, CULTURE METHOD, AND OBSERVATION METHOD KRCHA, MATTHEW D 1796 §103 Final Rejection — Pending Jun 26, 2023
18269264 METHOD AND KIT FOR DETECTING TARGET NUCLEIC ACID FRAGMENT BELLAH, JEFFREY LAWRENCE 1683 §103Other Final Rejection 23d overdue Pending Jun 22, 2023
18265609 METHOD FOR PRODUCING PLURIPOTENT STEM CELL POPULATION MONTANARI, DAVID A 1632 §102§103 Final Rejection — Pending Jun 06, 2023
18028372 HAIR GROWTH AGENT HA, JULIE 1654 §102§103§112 Non-Final OA — Pending Mar 24, 2023
17928184 METHOD FOR TREATING CELL POPULATION AND METHOD FOR ANALYZING GENES INCLUDED IN CELL POPULATION CHUNDURU, SURYAPRABHA 1681 §102§103§112 Final Rejection 20d Pending Nov 28, 2022
17638753 ORGANOID MESODERM LINEAGE DIVERSIFICATION MONTANARI, DAVID A 1632 §102 Final Rejection 34d Pending Feb 25, 2022
17626042 THERAPEUTIC AGENT FOR DISEASE CAUSED BY DOMINANT MUTANT GENE MOLOYE, TITILAYO 1632 §112 Non-Final OA — Pending Jan 10, 2022
17615065 OPTICAL INTERFERENCE MEASURING APPARATUS AND OPTICAL INTERFERENCE MEASURING METHOD SUN, XIUQIN 2857 §101 Final Rejection — Pending Nov 29, 2021
17280392 IN VITRO GROWTH METHOD FOR HAIR FOLLICULAR EPITHELIAL STEM CELLS BATES, KEENAN ALEXANDER 1631 §103 Non-Final OA — Pending Apr 27, 2021

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