Prosecution Insights
Last updated: October 27, 2026

Ganapathiram Raghu, USPTO Patent Examiner

Listed by the USPTO as RAGHU, GANAPATHIRAM

Tech Center 1600 • Art Units: 1652 1653 1656 1699

This examiner grants 74% of resolved cases

Analysis

RAGHU, GANAPATHIRAM works in Tech Center 1600 and Art Unit 1652. The profile covers 1319 resolved cases, a 73.7% allowance rate, and a median of 918 days to allowance. Interviews show a 26.5% lift, indicating that interview practice may materially affect outcomes in this docket.

The principal companies are Amyris Inc., Danisco US Inc., and CJ CheilJedang Corporation. The associated firms are Morgan, Lewis & Bockius LLP (WA), Knobbe, Martens, Olson & Bear, LLP, and Meunier Carlin & Curfman LLC. Counsel should consider well-prepared interviews alongside written claim amendments, particularly where biotechnology issues remain contested.

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

Performance Statistics

73.7%
Allow Rate
+13.7% vs TC avg
1,363
Total Applications
+26.5%
Interview Lift
918
Avg Prosecution Days
Based on 1319 resolved cases, 2023–2026

Rejection Statute Breakdown

8.2%
§101 Eligibility
21.4%
§102 Novelty
30.6%
§103 Obviousness
33.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18021059 MICROORGANISM FOR PRODUCING PUTRESCINE AND PROCESS FOR PRODUCING PUTRESCINE BY USING SAME Non-Final OA CJ CHEILJEDANG CORPORATION
18851231 METHOD FOR PRODUCING METHACRYLIC ACID Non-Final OA RIKEN
18318424 METHODS FOR BIOFUEL AND CHEMICAL PRODUCTION Final Rejection The Regents of the University of California
18849848 CHEMOENZYMATIC SYNTHESIS OF SELENONEINE AND ITS ANALOGS Non-Final OA The Trustees of Princeton University
18353673 ACID TOLERANT CLOSTRIDIA Final Rejection Alliance for Energy Innovation, LLC
18852356 METHODS AND COMPOSITIONS FOR THE TREATMENT OF STROKE Non-Final OA The United States Government as represented by the Department of Veterans Affairs
18921390 COLLOIDAL FIBRIN NANOPARTICLE COMPOSITIONS AND USES Non-Final OA NORTH CAROLINA STATE UNIVERSITY
18863702 GENETICALLY MODIFIED YEAST AND FERMENTATION PROCESSES FOR THE PRODUCTION OF XYLITOL Non-Final OA Cargill, Incorporated
18713604 PRODUCTION OF D-LYSERGIC ACID Non-Final OA Imperial College Innovations Limited
18847362 L-THREONINE TRANSALDOLASES AND USES THEREOF Non-Final OA UNIVERSITY OF DELAWARE
18840367 PROCESS FOR PRODUCING FERMENTATION PRODUCTS AND BIOGAS FROM STARCH-CONTAINING MATERIALS Non-Final OA Novozymes A/S
18767374 METHOD FOR PRODUCING SYNGAS FERMENTATION PRODUCTS USING HIGHLY ACTIVE MICROORGANISMS Non-Final OA GWANGJU INSTITUTE OF SCIENCE AND TECHNOLOGY
18888874 COMBINATION OF HYDROLASES AND ANTI-MICROORGANISM DRUGS AND USES THEREOF Non-Final OA THE HONG KONG POLYTECHNIC UNIVERSITY
18915097 PRODUCTION OF ISOPRENOIDS Non-Final OA AMYRIS, INC.
18578894 NOVEL ENZYMES FOR THE PRODUCTION OF GAMMA-AMBRYL ACETATE Final Rejection Amyris, Inc.
18920959 ARGINASE BEARING VESICLE COMPOSITION AND METHOD OF USE Non-Final OA CAPRICOR, INC.
18694709 METHOD FOR PREPARING STARCH USING CARBON DIOXIDE, RECOMBINANT MICROORGANISM, AND METHOD FOR CONSTRUCTING RECOMBINANT MICROORGANISM Non-Final OA Tianjin Institute of Industrial Biotechnology, Chinese Academy of Sciences
18562742 METHOD FOR OBTAINING BIO-SOURCED SUSBTITUTED ALKYL(METH)ACRYLAMIDE Final Rejection SNF GROUP

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Frequently Asked Questions

What is examiner Ganapathiram Raghu's allowance rate?

73.7% of resolved applications examined by Ganapathiram Raghu were allowed (1,319 resolved cases), compared with 53.5% across Art Unit 1652 over the last five years.

Does an interview help with examiner Ganapathiram Raghu?

This examiner's interview lift is +26.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Ganapathiram Raghu take to allow a patent?

Applications allowed by Ganapathiram Raghu took 918 days on average from filing to allowance.

Which art unit does examiner Ganapathiram Raghu work in?

Ganapathiram Raghu examines applications in Art Unit 1652 in Tech Center 1600 (Biotechnology & Pharmaceuticals).

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