Prosecution Insights
Last updated: October 10, 2026

James Pilkington, USPTO Patent Examiner

Listed by the USPTO as PILKINGTON, JAMES

Tech Center 3600 • Art Units: 3617 3656 3682

This examiner grants 70% of resolved cases

Analysis

James Pilkington is an examiner in Tech Center 3600 and Art Unit 3617. The examiner has a high volume of 1610 resolved cases and an allowance rate of 70.2 percent. This indicates a generally positive environment for obtaining a patent grant. The median days to allowance is 913, which provides a timeline for the expected duration of prosecution. With 1610 resolved cases, the data is very robust.

The interview lift for this examiner is 35.7 percent. This significant lift suggests that interviews are highly correlated with a successful outcome compared to the 70.2 percent baseline. Practitioners should strongly consider requesting an interview to take advantage of the 35.7 percent increase in allowance probability. The 913 median days to allowance is an important factor for planning in Art Unit 3617. Overall, the 70.2 percent allowance rate and the 35.7 percent interview lift suggest that proactive communication is a very effective strategy across the 1610 resolved cases.

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

Performance Statistics

70.2%
Allow Rate
+18.2% vs TC avg
1,648
Total Applications
+35.7%
Interview Lift
913
Avg Prosecution Days
Based on 1612 resolved cases, 2023–2026

Rejection Statute Breakdown

0.8%
§101 Eligibility
19.1%
§102 Novelty
39.2%
§103 Obviousness
38.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18937945 BEARING ARRANGEMENT FOR A ROTATING COMPONENT OF A WIND TURBINE Final Rejection Nordex Energy SE & Co. KG
19084563 FOIL BEARING AND BEARING BLOCK FOR RECEIVING A FOIL BEARING Final Rejection ZF CV Systems Global GmbH
18433561 OIL LUBRICATION FAN PERSUADER Non-Final OA RTX Corporation
19220281 BEARING DEVICE WITH INTEGRATED ELECTRICAL INSULATION, NOTABLY FOR AN ELECTRIC MOTOR OR MACHINE, AND ASSOCIATED MANUFACTURING METHODS Non-Final OA AKTIEBOLAGET SKF
19218731 MARKING FOR IDENTIFYING ROLLING ELEMENTS IN ROLLING BEARINGS Non-Final OA AKTIEBOLAGET SKF
19217079 BEARING UNIT PROVIDED WITH A SEALING DEVICE Non-Final OA Aktiebolaget SKF
19194167 ROLLING BEARING WITH SEALS AND A SEGMENTED SPACER RING BETWEEN THE SEALS Non-Final OA AKTIEBOLAGET SKF
19192915 BEARING DEVICE WITH INTEGRATED ELECTRIC INSULATION, IN PARTICULAR FOR AN ELECTRIC MACHINE OR MOTOR Non-Final OA AKTIEBOLAGET SKF
19023836 INSULATED BEARING AND METHOD OF MANUFACTURING THE SAME Final Rejection Aktiebolaget SKF
18924350 OPTIMIZED BALL BEARING WITH FEATURES FOR IMPROVED LUBRICATION Final Rejection AKTIEBOLAGET SKF
18443527 SUPPORT ASSEMBLY Final Rejection Aktiebolaget SKF
18514490 BEARING-ASSEMBLY COMPONENT AND METHOD FOR MANUFACTURING SUCH A BEARING-ASSEMBLY COMPONENT Final Rejection AKTIEBOLAGET SKF
18943716 WHEEL HUB ASSEMBLY Non-Final OA HAYES BICYCLE GROUP INC.

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Frequently Asked Questions

What is examiner James Pilkington's allowance rate?

70.2% of resolved applications examined by James Pilkington were allowed (1,612 resolved cases), compared with 61.6% across Art Unit 3617 over the last five years.

Does an interview help with examiner James Pilkington?

This examiner's interview lift is +35.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner James Pilkington take to allow a patent?

Applications allowed by James Pilkington took 913 days on average from filing to allowance.

Which art unit does examiner James Pilkington work in?

James Pilkington examines applications in Art Unit 3617 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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