Prosecution Insights
Last updated: October 25, 2026

Cherson Feldenkrais Ip Law Firm LLP

Technology areas: Biotechnology & Pharmaceuticals • Chemistry & Materials

53 pending office actions • 48 clients • 53 examiners • 46 art units • 0 of 53 (0%) have an AI response strategy ready

Analysis

Cherson Feldenkrais IP Law Firm LLP has 53 pending office actions in Biotechnology & Pharmaceuticals and 990 career applications. The docket and application record show meaningful activity in the technology area, giving practitioners context for both current prosecution workload and broader experience.

Its resolved allowance rate is 92.78%, and the average is 0.87 office actions per allowance. The outcome rate indicates favorable resolution within the recorded matters, while the action average reflects limited office-action activity associated with an allowance. Applicants can use these measures to assess both result patterns and the expected level of examiner interaction.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Quality Metrics (n=990 apps, methodology: how we score firms)

92.8%
Allowance Rate
n=990
+0.19σ
Allowance Rate (norm)
n=990
0.9
OAs to Allowance
n=578
-1.90σ
OAs to Allow (norm)
n=578
1024 days
Time to Allowance
n=578
+7.6pp
Interview Lift
n=990
6.1%
RCE Rate
n=990
0.0%
Appeal Rate
n=990

Rejection Performance (% of received rejections ultimately overcome)

18.5%
§101 Overcome
n=27
28.1%
§102 Overcome
n=96
21.7%
§103 Overcome
n=157
30.4%
§112 Overcome
n=168

Specialization & Scale

G06F, A61K, G06N
Top CPC Subclasses
8%
Top-3 CPC Share
n=990
1
Practitioners
n=990
990.0
Apps / Practitioner
n=990

Portfolio Summary

53
Total Pending OAs
33
Non-Final OAs
14
Final Rejections
6
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 14 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

5
Overdue
3
Due this week
1
Due this month
1
Due in next 60 days
4
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. 14 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (5)Due ≤ 7 days (3)Due ≤ 30 days (1)Due ≤ 60 days (1)Due later (4)

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.

28
Hard (53%)
17
Medium (32%)
7
Easy (13%)
1
Unknown (2%)

Rejection Statute Mix

BucketCases
§101 + other4 (8%)
§103 only13 (25%)
§102 only1 (2%)
§112 only7 (13%)
Double-patenting + other3 (6%)
Multi-statute (no §101)24 (45%)
No statute on record1 (2%)

Industry Mix

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

25
Life Sciences
47% of docket
5
Information Tech
9% of docket
0
Communications
0% of docket
6
Semiconductors
11% of docket
17
Mechanical / Eng
32% 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.

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
SEHN, MICHAEL L 1 81.2% +12.7%
NEWTON, JASON TODD 1 82.8% +22.2%
MALLEY JR., DANIEL PATRICK 1 56.3% +45.6%
MACCRATE, NICOLE PAIGE 1 57.0% +22.1%
WONG, EDNA 1 58.4% -19.7%
KIM, CHRISTOPHER S 1 63.3% +21.6%
KUMAR, KALYANAVENKA K 1 72.9% +18.3%
MATZEK, MATTHEW D 1 46.4% +36.0%
NGUYEN, UYEN T 1 40.3% +37.1%
ANDRISH, SEAN D 1 71.5% +32.2%

Hard Cases (28)

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
18278425 Bacterial colony formation method for sensitive and rapid culture of helicobacter pylori and effect evaluation method for same SWIFT, CANDICE LEE 42d overdue
17912865 A COMPOSITE FIBRE STRUCTURE AND THE PROCESS OF MANUFACTURING THEREOF RUMMEL, JULIA L 9d overdue
18865691 ANKLE-FOOT ORTHOPAEDIC DEVICE FISHER, VICTORIA HICKS 6d
18023403 POLY HYDROXY OLIGOMER COATED DOLUTEGRAVIR AQUASOMES AND METHOD THEREOF KIM, DANIELLE A 6d
18096046 FLOATING SUSTAINED RELEASE TABLET FORMULATION OF DROXIDOPA AND METHOD THEREOF CHANG, KYUNG SOOK 33d
18878920 METHOD FOR INSTALLING AN ANCHORING SYSTEM ANDRISH, SEAN D 84d
19489275 VERTICAL AXIS WIND TURBINE SEHN, MICHAEL L —
19153624 DIAPER CHANGING TABLE FOR VEHICLE NEWTON, JASON TODD —

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
18878920 METHOD FOR INSTALLING AN ANCHORING SYSTEM ANDRISH, SEAN D 84d
19489275 VERTICAL AXIS WIND TURBINE SEHN, MICHAEL L —
19153624 DIAPER CHANGING TABLE FOR VEHICLE NEWTON, JASON TODD —
19147326 A TOTAL INTERNAL PHOTONIC ABSORPTION HEXAGONAL SYSTEM MALLEY JR., DANIEL PATRICK —
19221805 AIR-CIRCULATING APPARATUS MACCRATE, NICOLE PAIGE —
19090411 Volatilization Device KIM, CHRISTOPHER S —
19110833 A SORTING MACHINE WITH A DYNAMIC VISION SYSTEM KUMAR, KALYANAVENKA K —
19100951 COMPOSITE MESH MATZEK, MATTHEW D —

Client Portfolio (48 clients)

Client (Assignee)Pending OAs
Yangtze Delta Industrial Innovation Center 3
Limited Liability Company Composite Group Chelyabinsk 2
Unique Biotech Limited 2
ESCAPE THERAPEUTICS, INC. 2
Panemondial Ltd. 1
Proprebebe Inc. 1
TIPA TECH LIMITED 1
Sachin Aggarwal 1
Fluorinnovation L.L.C-Fz 1
Guangdong Ilovenumberone Co.,Ltd 1
Seyed Ali Moazen 1
REFLEX MARINE LTD 1
Shenzhen 1 Dreamland Technology Co., Ltd. 1
ORTHOPED LTD 1
FALCON AUTOTECH PRIVATE LIMITED 1
ODS CO.LTD 1
Aym Syntex Ltd. 1
Qingdao Laimeishi Cosmetics Co., Ltd. 1
LN Laboratories 1
Neo Avishkars Private Limited 1
Shenzhen Aiper Intelligent Co. Ltd. 1
Nantong Jiangshan Agrochemical & Chemicals Co., Ltd. 1
Mindreach I2I, Sl 1
Zou, Yongmei 1
NERO ENDÜSTRI SAVUNMA SANAYI ANONIM SIRKETI 1
Shailja Jindal 1
Ataturk Universitesi Rektörlügu Bilimsel Arastirma Projeleri ( Bap ) Koordinasyon Birimi 1
University Of Hyderabad 1
Mikhail Arkadievich Zorin 1
Immunobiome Inc. 1
Taizhou Didu Environmental Protection Technology Co., Ltd. 1
Talent Unlimited Online Services Private Limited 1
Yongkang Jialemei Industry And Trade Co., Ltd. 1
Alok DAS 1
Shanghai Bio-Heart Biological Technology Co. Ltd. 1
Ningbo University 1
Kun Shan Mazo Tech Co., Ltd. 1
DMN MATERIAL TECHNOLOGY (JIANGSU) LIMITED 1
Foshan Lizhao Metal Products 1
SPINTLY INC 1
Rc Stampi Srl 1
José Antonio Caraball Ugarte 1
Varalakshmi MUMMIDI 1
Tengfei Technology Co., Ltd. 1
Sandhya Madhuri Maddala 1
FABHEADS AUTOMATION 1
Rabbit Indústria E Comércio De Produtos De Higiene Pessoal Ltda 1
Xnergy 1

Top Art Units

Art UnitApps
16133
37452
36422
37522
36182
28372
36731
17261
17951
36531

Pending Office Actions

App #TitleClientExaminerArt UnitStatutesStatusDue inAIFiled
19489275 VERTICAL AXIS WIND TURBINE Panemondial Ltd. SEHN, MICHAEL L 3745 §102§103§112 Non-Final OA — Pending Dec 02, 2025
19153624 DIAPER CHANGING TABLE FOR VEHICLE Proprebebe Inc. NEWTON, JASON TODD 3673 §102§112 Non-Final OA — Pending Aug 05, 2025
19147326 A TOTAL INTERNAL PHOTONIC ABSORPTION HEXAGONAL SYSTEM Tipa Tech Limited MALLEY JR., DANIEL PATRICK 1726 §103§112 Non-Final OA — Pending Jul 11, 2025
19221805 AIR-CIRCULATING APPARATUS Sachin Aggarwal MACCRATE, NICOLE PAIGE 3642 §112 Non-Final OA — Pending May 29, 2025
19094226 PROCESS FOR THE MANUFACTURE OF NONAFLUORO-TERT-BUTYL ALCOHOL BY ELECTROFLUORINATION (ECF) Fluorinnovation L.L.C-Fz WONG, EDNA 1795 §112 Non-Final OA — Pending Mar 28, 2025
19090411 Volatilization Device Guangdong Ilovenumberone Co.,Ltd KIM, CHRISTOPHER S 3752 §112 Non-Final OA — Pending Mar 26, 2025
19110833 A SORTING MACHINE WITH A DYNAMIC VISION SYSTEM Seyed Ali Moazen KUMAR, KALYANAVENKA K 3653 §102§103§112 Non-Final OA — Pending Mar 12, 2025
19100951 COMPOSITE MESH Limited Liability Company Composite Group Chelyabinsk MATZEK, MATTHEW D 1786 §112 Non-Final OA — Pending Feb 04, 2025
18880297 DEVICE FOR FORMING AND WEAVING A NON-METAL COMPOSITE REINFORCING MESH Limited Liability Company "Composite Group Chelyabinsk" NGUYEN, UYEN T 3732 §103§112 Non-Final OA — Pending Dec 31, 2024
18878920 METHOD FOR INSTALLING AN ANCHORING SYSTEM Reflex Marine Ltd. ANDRISH, SEAN D 3678 §103§112 Final Rejection 84d Pending Dec 26, 2024
18957922 Automatic Inflatable Tent with Good Airtightness Shenzhen 1 Dreamland Technology Co., Ltd. MUDD, HENRY HOOPER 3642 §103§112 Final Rejection — Pending Nov 25, 2024
18865691 ANKLE-FOOT ORTHOPAEDIC DEVICE Orthoped Ltd. FISHER, VICTORIA HICKS 3786 §103§112 Final Rejection 6d Pending Nov 14, 2024
18857842 RACK AND PINION DRIVE APPARATUS Falcon Autotech Private Limited ELAHMADI, ZAKARIA 3618 §102§103 Final Rejection — Pending Oct 18, 2024
18853142 METHOD FOR MANUFACTURING TRANSPARENT BLEACHING TRAY Ods Co.Ltd WOLLSCHLAGER, JEFFREY MICHAEL 1742 Other Final Rejection 7d Pending Oct 01, 2024
18846281 HIGH BULK YARN AND METHOD OF MANUFACTURING THEREOF Aym Syntex Ltd. PIZIALI, ANDREW T 1789 §103 Non-Final OA — Pending Sep 12, 2024
18826189 SAMPLING METHOD AND RELATED DEVICE FOR QUANTUM NEURAL NETWORK STRUCTURE OPTIMIZATION Yangtze Delta Industrial Innovation Center Of Quantum Science And Technology HUANG, FRANK F 2485 §112 Non-Final OA — Pending Sep 06, 2024
18820376 QUANTUM CIRCUIT OPTIMIZATION METHOD, DEVICE, EQUIPMENT AND STORAGE MEDIUM Yangtze Delta Industrial Innovation Center Of Quantum Science And Technology WERNER, MARSHALL L 2125 §101§112 Non-Final OA — Pending Aug 30, 2024
18799862 False Eyelashes Qingdao Laimeishi Cosmetics Co., Ltd. CONNELL, JENNIFER PETSCHE 3772 §103 Non-Final OA 83d Pending Aug 09, 2024
18796354 QUANTUM CHIP AND QUANTUM COMPUTING DEVICE Yangtze Delta Industrial Innovation Center Of Quantum Science And Technology GROVER, TYLER CHRISTIAN 2897 §102§103 Non-Final OA — Pending Aug 07, 2024
18835041 READY TO MIX GREEN COFFEE AND METHOD OF PROCESSING THEREOF Ln Laboratories Pvt Ltd. DIOU BERDECIA, LUIS EUGENIO 1792 §103§112 Non-Final OA — Pending Aug 01, 2024
18729186 AN APPARATUS AND A METHOD FOR PROVIDING NON-INVASIVE INTERMITTENT POSITIVE PRESSURE VENTILATION Neo Avishkars Private Limited RUSSELL, SYDNEY REYES 3785 §103§112 Non-Final OA — Pending Jul 16, 2024
18772294 AUTOMATIC POOL CLEANER Shenzhen Aiper Intelligent Co., Ltd. JENKINS, JERMAINE L 2855 §102§103 Non-Final OA — Pending Jul 15, 2024
18743186 Dispersible Oil Suspension Agent Containing Benzylazole and Preparation Method Therefor Nantong Jiangshan Agrochemical & Chemicals Co., Ltd. JUSTICE, GINA CHIEUN YU 1617 §112 Non-Final OA — Pending Jun 14, 2024
18714596 SLIDE-FIT ELECTRICAL CONTACT TERMINATION FOR MATING SOLID ROUND CONTACTS IN PCBS OR CYLINDRICAL SOCKETS Mindreach I2I, Sl TA, THO DAC 2834 §102§103§112 Non-Final OA — Pending May 30, 2024
18677919 Lithium Battery Explosion-proof Structure with Built-in BMS Board Zou, Yongmei ORDUNA, TAMARA 1776 §103 Non-Final OA — Pending May 30, 2024
18713201 FIRE EXTINGUISHING SYSTEM WITH MECHANICAL ACTIVATOR Nero Endüstri Savunma Sanayi Anonim Sirketi GREENLUND, JOSEPH A 3752 §102§103§112 Non-Final OA — Pending May 24, 2024
18652848 DEVICE, SYSTEM, AND METHOD FOR BULK-ONLY TRANSFER Shailja Jindal NGUYEN, CHUONG M 2411 §103 Non-Final OA — Pending May 02, 2024
18609015 Multi-strain probiotic formulation for ameliorating or preventing symptoms of treatment resistant depression Unique Biotech Limited PAGUIO FRISING, MICHELLE F 1651 §102§112DP Final Rejection 3d overdue Pending Mar 19, 2024
18692845 PERSONALIZED EYE PROTECTION BLOCK FOR PROTECTING THE CORNEA AND LENS IN TUMORS OCCURRING IN AND AROUND THE EYELID Ataturk Universitesi Rektörlügu Bilimsel Arastirma Projeleri ( Bap ) Koordinasyon Birimi LOGIE, MICHAEL J 2881 §102§103§112 Non-Final OA — Pending Mar 18, 2024
18443332 ANTI-HIV-1 RECOMBINANT HIV-1 DERIVED TOPOISOMERASE II BETA KINASE AS AN IMMUNOGEN FOR HIV VACCINE University Of Hyderabad COOK, LISA V 1641 §101§102§112 Non-Final OA — Pending Feb 16, 2024
18431003 ELECTROLYTE COMPOSITION FOR INTRODUCTION INTO A HUMAN DIGESTIVE TRACT, BALANCED IN MACROELEMENT COMPOUND AND PH WITH A MURAL CHYMUS OF INITIAL PARTS OF THE SMALL INTESTINE Mikhail Arkadievich Zorin ALAWADI, SARAH 1619 §101§112 Non-Final OA — Pending Feb 02, 2024
18430704 Probiotic composition comprising Bacillus clausii UBBC-07 for modifying Gut microbiome in IBD patients Unique Biotech Limited DICKENS, AMELIA NICOLE 1645 §103 Final Rejection 63d Pending Feb 02, 2024
18292945 METHOD FOR PRODUCING A SPONTANEOUS METASTASIS MODEL Immunobiome Inc. RAHMAN, MASUDUR 1633 §102§103§112 Non-Final OA — Pending Jan 29, 2024
18510719 Lateral Spraying Device and Use Method Thereof Taizhou Didu Environmental Protection Technology Co., Ltd. HEINLE, COURTNEY D 3745 §103§112 Non-Final OA — Pending Nov 16, 2023
18387060 SYSTEM AND METHOD FOR DETECTION OF UNAUTHENTICATED USERS Talent Unlimited Online Services Private Limited NICKERSON, JEFFREY L 2432 §103 Non-Final OA — Pending Nov 06, 2023
18373974 TYPE OF GRASS TRIMMER AND METHOD OF USING THE SAME Yongkang Jialemei Industry And Trade Co., Ltd. CAHN, DANIEL P 3671 §102§112 Final Rejection — Pending Sep 28, 2023
18025659 VEHICLE Alok Das CHOWDHURY, AL-BIRR RAHMAN 3618 §103 Final Rejection 70d overdue Pending Sep 19, 2023
18240363 DRUG COATING FOR EXPANDABLE BALLOON CATHETER AND PREPARATION METHOD THEREFOR Shanghai Bio-Heart Biological Technology Co. Ltd. BECKHARDT, LYNDSEY MARIE 1613 §103 Non-Final OA — Pending Aug 31, 2023
18278425 Bacterial colony formation method for sensitive and rapid culture of helicobacter pylori and effect evaluation method for same Ningbo University SWIFT, CANDICE LEE 1657 §101§103§112 Final Rejection 42d overdue Pending Aug 23, 2023
18234900 MINIATURE INDUCTIVE COIL AND PREPARATION METHOD THEREOF Kun Shan Mazo Tech Co., Ltd. BARNES, MALCOLM 2837 §102§112 Non-Final OA — Pending Aug 17, 2023
18234897 METHOD FOR PREPARING FOAM MATERIALS BY SUPERCRITICAL FOAMING Dmn Material Technology (Jiangsu) Limited COONEY, JOHN M 1765 §103§112 Non-Final OA — Pending Aug 17, 2023
18346289 GRAB Foshan Lizhao Metal Products Co., Ltd. KOSANOVIC, HELENA 3762 §103 Final Rejection 22d Pending Jul 03, 2023
18037849 SYSTEM AND METHOD FOR OVER THE AIR COMMISSIONING OF DEVICES COMMUNICATING OVER A COMMUNICATION NETWORK Spintly Inc. TODD, GREGORY G 2443 §102Other Final Rejection 31d overdue Pending May 19, 2023
18249521 ENHANCED SKIN PERMEATION OF A NOVEL PEPTIDE VIA STRUCTURAL MODIFICATION, CHEMICAL ENHANCEMENT, AND MICRONEEDLES Escape Therapeutics, Inc. FISCHER, JOSEPH 1658 §102§103§112DP Non-Final OA — Pending Apr 18, 2023
18032344 MANUFACTURING SYSTEM FOR MOULDS FOR CAST COSMETIC PRODUCTS, METHOD AND MOULD Rc Stampi Srl LUK, EMMANUEL S 1744 §103 Non-Final OA — Pending Apr 18, 2023
18029921 SYSTEM FOR WASHING BIOLOGICAL WASTE TO RECOVER SAME AS SOLID BIOFUEL José Antonio Caraball Ugarte HINES, LATOSHA D 1771 §112 Non-Final OA — Pending Apr 03, 2023
18023403 POLY HYDROXY OLIGOMER COATED DOLUTEGRAVIR AQUASOMES AND METHOD THEREOF Varalakshmi Mummidi KIM, DANIELLE A 1613 §103§112 Non-Final OA 6d Pending Feb 27, 2023
18019098 INTEGRATED MOULD-PRESSING PILLOWCASE AND MOULD-PRESSING FORMING DEVICE Tengfei Technology Co., Ltd. ROY, DEBJANI 1741 §103 Final Rejection — Pending Feb 01, 2023
18096046 FLOATING SUSTAINED RELEASE TABLET FORMULATION OF DROXIDOPA AND METHOD THEREOF Sandhya Madhuri Maddala CHANG, KYUNG SOOK 1613 §103§112 Non-Final OA 33d Pending Jan 12, 2023
17912865 A COMPOSITE FIBRE STRUCTURE AND THE PROCESS OF MANUFACTURING THEREOF Fabheads Automation Private Limited RUMMEL, JULIA L 1784 §102§103§112 Non-Final OA 9d overdue Pending Sep 20, 2022

View all 53 →

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Frequently Asked Questions

What is Cherson Feldenkrais Ip Law Firm LLP's patent allowance rate?

92.8% of resolved applications prosecuted by Cherson Feldenkrais Ip Law Firm LLP were allowed, across 990 applications in USPTO records.

How many office actions does Cherson Feldenkrais Ip Law Firm LLP average before allowance?

0.87 office actions per allowed application on average.

How many pending office actions does Cherson Feldenkrais Ip Law Firm LLP have?

53 pending office actions as of October 2026, for 48 clients, before 53 examiners in 46 art units.

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