Prosecution Insights
Last updated: October 26, 2026

Jayanta Chatterjee, USPTO Patent Examiner

Listed by the USPTO as CHATTERJEE, JAYANTA

Tech Center 1700 • Art Units: 1662 1791

This examiner grants 44% of resolved cases

Analysis

CHATTERJEE, JAYANTA is assigned to tech center 1700 and art unit 1662. The profile includes 25 resolved cases, a 44.0% allowance rate, and a median of 989 days to allowance. The small record limits broad prediction, while the figures show that allowance has been less frequent than non-allowance in the recorded matters.

Interviews are associated with a 70.1% lift in the allowance rate, making interview preparation a central strategic consideration for this profile. The listed companies are Pioneer Hi-bred International, University of Florida Research Foundation, and Monsanto Technology. The leading firms are DENTONS US, MCKEE, VOORHEES & SEASE, and Morrison & Foerster. Applicants should pair any interview strategy with careful application-specific analysis.

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

Performance Statistics

44.0%
Allow Rate
-21.0% vs TC avg
86
Total Applications
+70.1%
Interview Lift
989
Avg Prosecution Days
Based on 25 resolved cases, 2023–2026

Rejection Statute Breakdown

4.3%
§101 Eligibility
16.4%
§102 Novelty
39.0%
§103 Obviousness
32.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18854831 METHOD OF MODULATING THE ALKALOID CONTENT OF TOBACCO Non-Final OA Nicoventures Trading Limited
18298998 METHODS OF SCREENING FOR PLANT GAIN OF FUNCTION MUTATIONS AND COMPOSITIONS THEREFOR Final Rejection The Regents of the University of California
19109943 GENOME EDITING TECHNIQUE Non-Final OA The University of Tokyo
18553953 ELIMINATION OF AFLATOXIN VIA AFLATOXIN-DEGRADING ENZYME EXPRESSION IN CROPS Final Rejection ARIZONA BOARD OF REGENTS ON BEHALF OF THE UNIVERSITY OF ARIZONA

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Frequently Asked Questions

What is examiner Jayanta Chatterjee's allowance rate?

44.0% of resolved applications examined by Jayanta Chatterjee were allowed (25 resolved cases), compared with 63.0% across Art Unit 1662 over the last five years.

Does an interview help with examiner Jayanta Chatterjee?

This examiner's interview lift is +70.1 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Jayanta Chatterjee take to allow a patent?

Applications allowed by Jayanta Chatterjee took 989 days on average from filing to allowance.

Which art unit does examiner Jayanta Chatterjee work in?

Jayanta Chatterjee examines applications in Art Unit 1662 in Tech Center 1700 (Chemistry & Materials).

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