Prosecution Insights
Last updated: October 26, 2026

John S. Wasaff, USPTO Patent Examiner

Listed by the USPTO as WASAFF, JOHN S.

Tech Center 3700 • Art Units: 3626 3628 3629 3689 3742

This examiner grants 34% of resolved cases

Analysis

WASAFF, JOHN S. works in tech center 3700 and art unit 3626. The profile records 390 resolved cases, with an allowance rate of 33.8% and a median of 1294 days to allowance. Interview lift is 44.0%, indicating a strong positive association between interviews and allowance outcomes. The high interview metric is especially relevant because the overall allowance rate is comparatively low in the reported record.

The listed companies are Wells Fargo Bank, N.A., Halliburton Energy Services Inc., and Canon Inc. Associated firms are FOLEY & LARDNER LLP, A.C. Entis-IP Ltd., and Amarok IP Inc. The portfolio crosses financial, energy, and imaging technology. Practitioners may consider interviews an important component of prosecution, supported by careful claim differentiation and a clear response record.

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

Performance Statistics

33.8%
Allow Rate
-36.2% vs TC avg
436
Total Applications
+44.0%
Interview Lift
1294
Avg Prosecution Days
Based on 390 resolved cases, 2023–2026

Rejection Statute Breakdown

23.0%
§101 Eligibility
12.1%
§102 Novelty
40.8%
§103 Obviousness
21.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18662015 CONTRACT ADVISOR Final Rejection Wells Fargo Bank, N.A.
18194887 BOREHOLE HOLDUP PREDICTION USING MACHINE LEARNING AND PULSED NEUTRON LOGGING TOOL DATA Non-Final OA Halliburton Energy Services, Inc.
19055597 STORAGE MEDIUM STORING AN APPLICATION PROGRAM, CONTROL METHOD FOR INFORMATION PROCESSING APPARATUS, AND INFORMATION PROCESSING APPARATUS Final Rejection CANON KABUSHIKI KAISHA
18675768 CAUSAL DISCOVERY USING KNOWLEDGE GRAPH LINK PREDICTION Non-Final OA Robert Bosch GmbH
18650749 INFORMATION PROCESSING APPARATUS AND INFORMATION PROCESSING SYSTEM Final Rejection SUBARU CORPORATION
18631317 RECOMMENDATION SYSTEM TO REPLACE OR REPAIR AN EXISTING DEVICE TO IMPROVE A HOME SCORE Final Rejection STATE FARM MUTUAL AUTOMOBILE INSURANCE COMPANY
18840693 AUTOMATICALLY QUANTIFYING AN UNCERTAINTY OF A PREDICTION PROVIDED BY A TRAINED REGRESSION MODEL Non-Final OA Siemens Aktiengesellschaft
19032083 POINT MANAGEMENT SYSTEM, POINT MANAGEMENT METHOD, AND NON-TRANSITORY RECORDING MEDIUM Non-Final OA RICOH COMPANY, LTD.
18769715 SERVICE CALL TOPIC PREDICTION Final Rejection Dell Products L.P.
18684558 METHOD FOR CONVERTING METROLOGY DATA Non-Final OA ASML NETHERLANDS B.V.

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Frequently Asked Questions

What is examiner John S. Wasaff's allowance rate?

33.8% of resolved applications examined by John S. Wasaff were allowed (390 resolved cases), compared with 24.6% across Art Unit 3626 over the last five years.

Does an interview help with examiner John S. Wasaff?

This examiner's interview lift is +44.0 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 S. Wasaff take to allow a patent?

Applications allowed by John S. Wasaff took 1,294 days on average from filing to allowance.

Which art unit does examiner John S. Wasaff work in?

John S. Wasaff examines applications in Art Unit 3626 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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