Prosecution Insights
Last updated: October 27, 2026

Balram T Parbadia, USPTO Patent Examiner

Listed by the USPTO as PARBADIA, BALRAM T

Tech Center 2800 • Art Units: 2872

This examiner grants 75% of resolved cases

Analysis

This record covers 554 resolved cases in Tech Center 2800 and Art Unit 2872. The allowance rate is 74.7%, with a median of 997 days to allowance. Interview lift is 20.2%, indicating a positive association between interviews and allowance outcomes.

The principal companies are 3M Innovative Properties Company, Sharp Display Technology Corporation, and Fujifilm Corporation. The principal firms are NSIP LAW, Abel Schillinger, LLP, and BAKER BOTTS L.L.P. The data supports including interviews in prosecution planning, while the 997-day median makes timely responses and realistic portfolio scheduling relevant.

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

Performance Statistics

74.7%
Allow Rate
+6.7% vs TC avg
591
Total Applications
+20.2%
Interview Lift
997
Avg Prosecution Days
Based on 554 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
32.6%
§102 Novelty
58.3%
§103 Obviousness
7.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19008361 OPTICAL ELEMENT Non-Final OA FUJIFILM Corporation
19024636 OPTICAL STACK AND DISPLAY SYSTEM Non-Final OA 3M INNOVATIVE PROPERTIES COMPANY
18891072 PROTECTIVE ASSEMBLY Non-Final OA 3M INNOVATIVE PROPERTIES COMPANY
18024946 Optical Construction and Optical System Including Light Absorbing Optical Cavity Final Rejection 3M INNOVATIVE PROPERTIES COMPANY
18938756 IMAGING LENS, IMAGING DEVICE, AND INFORMATION PROCESSING APPARATUS Non-Final OA Lenovo (Singapore) Pte. Ltd.
18052415 Spectrally Selective Structured Materials Final Rejection The Regents of the University of California
19034012 PHASE SHIFTER AND WAVELENGTH SELECTOR Non-Final OA SUMITOMO ELECTRIC INDUSTRIES, LTD.
18912764 MICROLENS ARRAY FOR OBTAINING MULTI-FOCUS PLENOPTIC IMAGE AND METHOD OF MANUFACTURING THE SAME Non-Final OA Electronics and Telecommunications Research Institute
19061064 GLASS FOR OPTICAL FILTER AND OPTICAL FILTER Non-Final OA AGC Inc.
18510845 ELECTRONIC DEVICE WITH LENS ASSEMBLY AND LENS Non-Final OA SAMSUNG ELECTRO-MECHANICS CO., LTD.
18007053 OPTICAL STRUCTURE AND HEAD-UP DISPLAY Final Rejection Mitsui Chemicals, Inc.

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Frequently Asked Questions

What is examiner Balram T Parbadia's allowance rate?

74.7% of resolved applications examined by Balram T Parbadia were allowed (554 resolved cases), compared with 64.9% across Art Unit 2872 over the last five years.

Does an interview help with examiner Balram T Parbadia?

This examiner's interview lift is +20.2 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Balram T Parbadia take to allow a patent?

Applications allowed by Balram T Parbadia took 997 days on average from filing to allowance.

Which art unit does examiner Balram T Parbadia work in?

Balram T Parbadia examines applications in Art Unit 2872 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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