Prosecution Insights
Last updated: October 26, 2026

Robert James Kallal, USPTO Patent Examiner

Listed by the USPTO as KALLAL, ROBERT JAMES

Tech Center 2800 • Art Units: 1651 1671 1683 1685 1699 2146 2863

This examiner grants 59% of resolved cases

Analysis

KALLAL, ROBERT JAMES is assigned to tech center 2800 and art unit 1651. The profile records 101 resolved cases, with an allowance rate of 59.4% and a median of 1537 days to allowance. The interview lift is 31.2%, indicating that cases with interviews had a higher recorded allowance outcome. The duration figure points to a prosecution timeline that should be incorporated into filing and continuation planning.

Listed companies include Washington University, Board of Regents of the University of Texas System, and Insilico Medicine Ip Limited. The listed firms are Bookoff McAndrews, PLLC, FOLEY & LARDNER LLP, and MARSHALL, GERSTEIN & BORUN LLP. The case volume supports using the profile for pattern review rather than relying on an isolated matter. Practitioners may focus interviews on clarifying claim scope and narrowing unresolved issues.

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

Performance Statistics

59.4%
Allow Rate
-8.6% vs TC avg
153
Total Applications
+31.2%
Interview Lift
1537
Avg Prosecution Days
Based on 101 resolved cases, 2023–2026

Rejection Statute Breakdown

36.0%
§101 Eligibility
7.7%
§102 Novelty
29.3%
§103 Obviousness
22.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
16850838 FEATURE QUANTITY CALCULATING METHOD, FEATURE QUANTITY CALCULATING PROGRAM, AND FEATURE QUANTITY CALCULATING DEVICE, SCREENING METHOD, SCREENING PROGRAM, AND SCREENING DEVICE, COMPOUND CREATING METHOD, COMPOUND CREATING PROGRAM, AND COMPOUND CREATING DEVICE Final Rejection FUJIFILM Corporation
17985098 IDENTIFYING POOR CARDIORESPIRATORY FITNESS USING SENSORS OF WEARABLE DEVICES Non-Final OA Apple Inc.
17354992 METHOD AND DEVICE FOR ASCERTAINING AN RNA SEQUENCE Final Rejection Robert Bosch GmbH
18265795 STRUCTURAL VARIANT EVALUATION THROUGH ITERATIVE GENOME CONSTRUCTION Non-Final OA GOOGLE LLC
16485623 METHOD AND SYSTEMS FOR THE RECONSTRUCTION OF GENOMIC REFERENCE SEQUENCES FROM COMPRESSED GENOMIC SEQUENCE READS Final Rejection KONINKLIJKE PHILIPS N.V.
17123591 METHODS, SYSTEMS, AND RELATED COMPUTER PROGRAM PRODUCTS FOR EVALUATING CANCER MODEL FIDELITY Final Rejection THE JOHNS HOPKINS UNIVERSITY
18550797 SPECTRAL CORRELATION ANALYSIS OF LAYERED EVOLUTIONARY SIGNALS Non-Final OA Washington University
18298355 UNSUPERVISED DISCOVERY OF TUMOR MICROENVIRONMENTAL COMMUNITIES Non-Final OA Washington University
18469665 INTERNET-OF-THINGS-BASED ALLERGEN POLLEN CONCENTRATION PREDICTION Non-Final OA INTERNATIONAL BUSINESS MACHINES CORPORATION
17571840 SYSTEM AND METHOD FOR EVALUATING BIOLOGICAL DATA USING AND APPLYING A VIRTUAL LANDSCAPE Final Rejection Accencio LLC

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Frequently Asked Questions

What is examiner Robert James Kallal's allowance rate?

59.4% of resolved applications examined by Robert James Kallal were allowed (101 resolved cases), compared with 31.6% across Art Unit 1651 over the last five years.

Does an interview help with examiner Robert James Kallal?

This examiner's interview lift is +31.2 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Robert James Kallal take to allow a patent?

Applications allowed by Robert James Kallal took 1,537 days on average from filing to allowance.

Which art unit does examiner Robert James Kallal work in?

Robert James Kallal examines applications in Art Unit 1651 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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