Prosecution Insights
Last updated: October 02, 2026

Examiner: BLADES, JOHN A

Tech Center 1700 • Art Units: 1746 1784 1791

This examiner grants 51% of resolved cases

Analysis

John A Blades is an examiner in Tech Center 1700 and Art Unit 1746. With 533 resolved cases, the examiner has an allowance rate pct of 50.8. This indicates a balanced outcome for applications. The large dataset provides a clear view of the examiner's consistent prosecution patterns.

The interview lift pct is 39.2, which is a significant increase. This suggests that interviews are a highly effective tool for securing an allowance. The 39.2 lift pct is one of the most impactful statistics for this examiner, as it substantially improves the 50.8 allowance rate pct. The median days to allowance is 1174. Practitioners should prioritize interviews to leverage this high lift and navigate the 1174 day timeline more effectively. The data indicates that verbal advocacy is a primary driver of success in this docket.

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
548
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
53.9%
§103 Obviousness
22.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18987201 LABEL PRINTER Non-Final OA TOSHIBA TEC KABUSHIKI KAISHA
18422603 GRAPHITE-MULLITE JOINT FORMATION Non-Final OA Honeywell International Inc.
18717341 LAMINATING DEVICE AND LAMINATION METHOD Final Rejection THE JAPAN STEEL WORKS, LTD.
18308256 VACUUM-SEALING DEVICE AND VACUUM CHAMBER DEVICE Final Rejection SINTOKOGIO, LTD.

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