Prosecution Insights
Last updated: October 27, 2026

John William Lippert, USPTO Patent Examiner

Listed by the USPTO as LIPPERT, JOHN WILLIAM

Tech Center 3700 • Art Units: 1615 1621 1627 1638 1672 3772

This examiner grants 59% of resolved cases

Analysis

LIPPERT, JOHN WILLIAM is a USPTO patent examiner in Tech Center 3700 and Art Unit 1615. The record includes 174 resolved cases, a 59.2% allowance rate, and a median of 1212 days to allowance. The allowance result indicates a modest majority of matters reached allowance, while the median timing supports planning for an extended prosecution cycle.

The interview lift is 39.9%, showing a strong association between interviews and allowance outcomes in the reported record. The listed companies are Trustees of Tufts College, University of Virginia Patent Foundation, and Dihesys Digital Health Systems. The listed firms are Nixon & Vanderhye, St. Onge Steward Johnston & Reens, and Amster Rothstein & Ebenstein. Interviews may be especially useful when paired with focused responses to outstanding rejections.

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

Performance Statistics

59.2%
Allow Rate
-10.8% vs TC avg
237
Total Applications
+39.9%
Interview Lift
1212
Avg Prosecution Days
Based on 174 resolved cases, 2023–2026

Rejection Statute Breakdown

0.6%
§101 Eligibility
9.1%
§102 Novelty
61.4%
§103 Obviousness
24.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18670474 CROSSLINKED HYDROGELS WITH TUNABLE RADIOPACITY FOR MEDICAL APPLICATIONS Non-Final OA Boston Scientific Scimed, Inc.
18856605 COMPOSITIONS OF DISPERSED SYSTEMS FOR BIOMEDICAL APPLICATIONS, PROCESS FOR THEIR PREPARATION AND USES THEREOF Non-Final OA CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE
18720092 PROCESSES FOR PREPARING LIPID NANOPARTICLES Non-Final OA ModernaTX, Inc.
18841466 TISSUE DISPLACEMENT FOAM Non-Final OA Mayo Foundation for Medical Education and Research
18290522 USE OF ETHYNYLPYRIDINE COMPOUNDS AS NITRIFICATION INHIBITORS Final Rejection BASF SE
18404760 DRY EYE TREAMENT DEVICE Non-Final OA Verily Life Sciences LLC
17996618 LIPID NANOPARTICLE (LNP) DELIVERY SYSTEMS AND USES THEREOF Final Rejection BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
18268472 ZWITTERIONIC LIPID NANOPARTICLE COMPOSITIONS, AND METHODS OF USE Non-Final OA CORNELL UNIVERSITY
18852262 SYSTEMS AND METHODS UTILIZING THERANOSTIC AGENTS FOR BPCT AND BNCT FOR TARGETED CANCER TREATMENT Non-Final OA University of Virginia Patent Foundation
18037684 MULTICOMPARTMENT CONDUCTIVE COLLAGEN SCAFFOLD AND RELATED METHODS OF MAKING AND USING THE SAME Final Rejection University of Virginia Patent Foundation
18720237 COSMETIC OR DERMATOLOGICAL COMPOSITION COMPRISING AT LEAST A MEROCYANINE AND A HYDROTROPE Final Rejection L'OREAL
18584761 COMPOSITION INCLUDING A METAL-ORGANIC FRAMEWORK (MOF) NANOPARTICLE FOR ORAL PROTEIN ADMINISTRATION Final Rejection WUHAN UNIVERSITY

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Frequently Asked Questions

What is examiner John William Lippert's allowance rate?

59.2% of resolved applications examined by John William Lippert were allowed (174 resolved cases), compared with 43.4% across Art Unit 1615 over the last five years.

Does an interview help with examiner John William Lippert?

This examiner's interview lift is +39.9 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner John William Lippert take to allow a patent?

Applications allowed by John William Lippert took 1,212 days on average from filing to allowance.

Which art unit does examiner John William Lippert work in?

John William Lippert examines applications in Art Unit 1615 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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