Prosecution Insights
Last updated: October 26, 2026

Badri Narayanan Champakesan, USPTO Patent Examiner

Listed by the USPTO as CHAMPAKESAN, BADRI NARAYANAN

Tech Center 2400 • Art Units: 2438 2494 2496

This examiner grants 91% of resolved cases

Analysis

Badri Narayanan Champakesan is a patent examiner in Art Unit 2438 within Tech Center 2400. The examiner has 387 resolved cases. The allowance rate for these cases is 91.0 percent. This figure represents the proportion of applications that reach a grant. Practitioners can use this percentage to assess the probability of success for applications assigned to this examiner.

The data shows an interview lift of 55.3 percent. This metric indicates the change in the allowance rate when an interview is conducted during prosecution. The median days to allowance is 860. This pendency figure provides a baseline for applicants to estimate the duration of the process from filing to the issuance of a patent. This timeline is a factor for managing expectations regarding the speed of the grant process.

Private Identity LLC and Bayerische Motoren Werke Aktiengesellschaft are top companies appearing in this examiner's portfolio. Comcast Cable Communications LLC also has a presence in the records. Legal representation is provided by firms such as WOLF GREENFIELD & SACKS, P.C. and FOLEY & LARDNER LLP. BakerHostetler is also listed as a top firm for these 387 resolved cases. These data points establish a foundation for developing a prosecution strategy.

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

Performance Statistics

91.0%
Allow Rate
+33.0% vs TC avg
404
Total Applications
+55.3%
Interview Lift
860
Avg Prosecution Days
Based on 387 resolved cases, 2023–2026

Rejection Statute Breakdown

4.6%
§101 Eligibility
10.0%
§102 Novelty
55.1%
§103 Obviousness
15.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19130017 GUIDANCE AND NAVIGATION SYSTEM FOR AN AIRCRAFT Non-Final OA THALES
19106177 Method and Apparatus For Providing or Receiving Information For Accessing an Object Non-Final OA Bayerische Motoren Werke Aktiengesellschaft

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Who Appears Before This Examiner

Top companies before this examiner

Law firms appearing most often

Frequently Asked Questions

What is examiner Badri Narayanan Champakesan's allowance rate?

91.0% of resolved applications examined by Badri Narayanan Champakesan were allowed (387 resolved cases), compared with 69.5% across Art Unit 2438 over the last five years.

Does an interview help with examiner Badri Narayanan Champakesan?

This examiner's interview lift is +55.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Badri Narayanan Champakesan take to allow a patent?

Applications allowed by Badri Narayanan Champakesan took 860 days on average from filing to allowance.

Which art unit does examiner Badri Narayanan Champakesan work in?

Badri Narayanan Champakesan examines applications in Art Unit 2438 in Tech Center 2400 (Networking & Security).

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month