Prosecution Insights
Last updated: October 25, 2026

John A Blades, USPTO Patent Examiner

Listed by the USPTO as BLADES, JOHN A

Tech Center 1700 • Art Units: 1746 1784 1791

This examiner grants 51% of resolved cases

Analysis

BLADES, JOHN A is assigned to Technology Center 1700 and art unit 1746. The profile includes 536 resolved cases and a 51.1% allowance rate. The median time to allowance is 1172 days. Interview lift is 39.0%, providing a clear data signal that interviews are associated with improved allowance outcomes in the recorded cases.

The listed companies are Kabushiki Kaisha Toshiba, Panduit Corp., and United Parcel Service of America Inc. The listed firms are AMIN, TUROCY & WATSON, LLP, Barley Snyder, and Harness, Dickey & Pierce P.L.C. The size of the record supports using the statistics for practical planning, particularly when deciding whether interview preparation should receive early prosecution attention.

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

Performance Statistics

51.1%
Allow Rate
-13.9% vs TC avg
553
Total Applications
+39.0%
Interview Lift
1172
Avg Prosecution Days
Based on 536 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
17.0%
§102 Novelty
53.8%
§103 Obviousness
22.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19290485 MEDIA FEED CONTROL FOR A LABEL APPLICATOR Non-Final OA Panduit Corp.
18893863 LABEL APPLICATOR FOR VARIED SURFACES Final Rejection United Parcel Service Of America, Inc.
18308256 VACUUM-SEALING DEVICE AND VACUUM CHAMBER DEVICE Final Rejection SINTOKOGIO, LTD.
17438988 RECYCLABLE FILM FOR THERMOFORMING Non-Final OA AMCOR FLEXIBLES NORTH AMERICA, INC.
18717341 LAMINATING DEVICE AND LAMINATION METHOD Final Rejection THE JAPAN STEEL WORKS, LTD.
15943868 SINGLE-PLY LINER LABEL COMBINATION AND ROLL Non-Final OA Iconex LLC
18799789 THERMOPLASTIC COMPOSITES WITH IMPROVED INDUCTION HEATING PROPERTIES Non-Final OA Toray Advanced Composites USA Inc.
18753590 PROTECTION FILM, METHOD FOR AFFIXING SAME, AND METHOD FOR MANUFACTURING SEMICONDUCTOR COMPONENT Final Rejection MITSUI CHEMICALS ICT MATERIA, INC.
18281168 LAMINATING DEVICE AND METHOD FOR INSTALLING FILM IN LAMINATING DEVICE Non-Final OA LAMI CORPORATION INC.
18284049 Device for manufacturing vacuum-insulated glass Non-Final OA JP AUTOMATION CO., LTD.
17668120 Method of Installing a Heat Shrink Cover, Electrical Heating System, and Installation System Non-Final OA Tyco Electronics Raychem GmbH

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Frequently Asked Questions

What is examiner John A Blades's allowance rate?

51.1% of resolved applications examined by John A Blades were allowed (536 resolved cases), compared with 57.1% across Art Unit 1746 over the last five years.

Does an interview help with examiner John A Blades?

This examiner's interview lift is +39.0 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 A Blades take to allow a patent?

Applications allowed by John A Blades took 1,172 days on average from filing to allowance.

Which art unit does examiner John A Blades work in?

John A Blades examines applications in Art Unit 1746 in Tech Center 1700 (Chemistry & Materials).

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