Prosecution Insights
Last updated: October 26, 2026

Ryan A Lepisto, USPTO Patent Examiner

Listed by the USPTO as LEPISTO, RYAN A

Tech Center 4100 • Art Units: 2874 2883 4100

This examiner grants 88% of resolved cases

Analysis

LEPISTO, RYAN A is associated with Tech Center 4100 and Art Unit 2874. The profile covers 1187 resolved cases, with an 87.7% allowance rate and a 7.8% interview lift. The median time to allowance is 682 days. The extensive case record provides strong historical context for the allowance figure, while the interview measure indicates a limited reported effect on outcomes.

The listed companies are AFL Telecommunications LLC, Google LLC, and Nippon Telegraph and Telephone Corporation. The listed firms are DORITY & MANNING, P.A., Muncy, Geissler, Olds & Lowe, P.C., and BIRCH STEWART KOLASCH & BIRCH, LLP. Applicants may prioritize clear written claim presentation and use interviews selectively for focused clarification. The median duration supports relatively direct planning of prosecution milestones, while the allowance rate provides a favorable historical reference for portfolio decisions.

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

Performance Statistics

87.7%
Allow Rate
+27.7% vs TC avg
1,218
Total Applications
+7.8%
Interview Lift
682
Avg Prosecution Days
Based on 1187 resolved cases, 2023–2026

Rejection Statute Breakdown

0.9%
§101 Eligibility
34.5%
§102 Novelty
45.5%
§103 Obviousness
12.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18543919 DIFFRACTIVE WAVEGUIDE HAVING NANOIMPRINT LITHOGRAPHY RESIN WITH NANOPARTICLES Final Rejection GOOGLE LLC
18251582 OPTICAL FIBER CABLE Non-Final OA NTT, Inc.
18778417 WAVELENGTH DIVISION MULTIPLEXING CASSETTE FOR A FIBER OPTIC NETWORK AND METHOD OF MAKING SAME Non-Final OA CORNING RESEARCH & DEVELOPMENT CORPORATION
18616829 SECOND ORDER MODE WAVEGUIDE COUPLING Final Rejection Honeywell International Inc.
18421102 TUNABLE PHOTONIC COUPLERS FOR ELECTRONIC/PHOTONIC SYSTEMS AND METHODS OF FORMING THE SAME Non-Final OA Taiwan Semiconductor Manufacturing Company Limited
18667503 OPTICAL MODULE Final Rejection FURUKAWA ELECTRIC CO., LTD.
18401485 FIBER DISTRIBUTION ENCLOSURE HAVING A SECOND ENCLOSURE THEREIN AND STRUCTURALLY CONFIGURED TO MAINTAIN THE SECOND ENCLOSURE IN A RAISED POSITION SO AS TO PROVIDE ENHANCED ACCESS TO THE SECOND ENCLOSURE Final Rejection PPC BROADBAND, INC.

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 Ryan A Lepisto's allowance rate?

87.7% of resolved applications examined by Ryan A Lepisto were allowed (1,187 resolved cases), compared with 78.9% across Art Unit 2874 over the last five years.

Does an interview help with examiner Ryan A Lepisto?

This examiner's interview lift is +7.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Ryan A Lepisto take to allow a patent?

Applications allowed by Ryan A Lepisto took 682 days on average from filing to allowance.

Which art unit does examiner Ryan A Lepisto work in?

Ryan A Lepisto examines applications in Art Unit 2874 in Tech Center 4100.

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