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At the PTAB Blog

IPR and PGR Statistics for Final Written Decisions Issued in June 2025

July 24, 2025

Authored and Edited by Daniel F. Klodowski; Umber Aggarwal; Deena Kablaoui Lanier; A. Sasha Hoyt; Elliot C. Cook

In June, the PTAB cancelled 295 (60.20%) instituted claims across 22 IPR and PGR Final Written Decisions, including decisions issued following remand from the Federal Circuit.  After review, 195 (39.8%) instituted claims survived. 

For comparison, the cumulative average cancellation rate of instituted claims in IPR, CBM, and PGR Final Written Decisions is about 74%.

On a per-case basis, no instituted or substitute claims survived in 15 (68.18%) decisions, all instituted claims survived in 5 (22.73%) decisions, and a mixed outcome occurred in 2 (9.09%) decisions.  A mixed outcome occurs where at least one instituted or substitute claim remains patentable, and at least one is cancelled, in a Final Written Decision. 

Through June 30, 2025, the PTAB has cumulatively granted 677 (15.48%) proposed substitute claims in motions to amend while denying 3,697 (84.52%) proposed substitute claims in IPRs. 

The overall cumulative instituted claim survival rate in IPRs, CBMs, and PGRs through June 30, 2025, broken down by technology center, is as follows:

The cumulative number of Final Written Decisions through June 30, 2025, separated by technology center, is as follows:

Related Practices

Patent Office Invalidation Proceedings

PTAB Invalidation Proceedings: IPR and PGR

Related Offices

Reston, VA

Washington, DC

Contacts

Daniel F. Klodowski
Partner
Washington, DC
+1 202 408 4216
Email
Umber Aggarwal
Associate
Reston, VA
+1 571 203 2423
Email
Deena Kablaoui Lanier
Associate
Washington, DC
+1 202 408 4115
Email
A. Sasha Hoyt
Associate
Washington, DC
+1 202 408 4000
Email
Elliot C. Cook
Partner
Reston, VA
+1 571 203 2738
Email

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