The America Invents Act has ushered in a variety of new ways to challenge patents at the U.S. Patent and Trademark Office. Learn More

Learn about inter partes review (IPR), covered business method review (CBM), post-grant review (PGR), reexaminations, derivation proceedings, and interferences. Learn More

Most recent patent office litigation statistics regarding volume and timing from the USPTO from 2007-2013. Learn More

Concise definitions and discussions of important patent office litigation concepts and terminology. Learn More

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Quick Stat

268

Total Number of requests for Covered Business Method patent review filed as of December 18, 2014

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2216

Total number of requests for Inter Partes Review filed as of December 18, 2014

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Patent Office Litigation - Order Your Copy Today

A key publication for patent owners, litigators, and IP professionals operating in today’s global economy, Patent Office Litigation is a two-volume set focused on the new contested proceedings under the America Invents Act. This book examines how the proceedings interact with other aspects of patent procurement and enforcement, and delivers practical analysis and advice. To order your copy of Patent Office Litigation today, click here.

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Real Party in Interest

The real party in interest requirement is closely tied to the inter partes reexamination estoppel provisions.

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Dec 18, 2014

PTO Litigation Center Report – December 18, 2014

PRPS is still down, so no new IPR or CBM filings are available.  Additionally, no new requests for ex parte reexamination at the USPTO have been posted.

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Dec 16, 2014

PTO Litigation Center Report – December 16, 2014

Listed below are all new filings before PTAB of requests for inter partes review (IPR) and covered business methods review (CBM).  Since the last report, no new requests for ex parte reexamination at the USPTO have been posted.

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Dec 15, 2014

PTO Litigation Center Report – December 15, 2014

Listed below are all new filings before PTAB of requests for inter partes review (IPR) and covered business methods review (CBM).  Also listed are any newly-posted requests for ex parte reexamination at the USPTO.

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Dec 12, 2014

PTO Litigation Center Report – December 12, 2014

Listed below are all new filings before PTAB of requests for inter partes review (IPR) and covered business methods review (CBM).  Also listed are any newly-posted requests for ex parte reexamination at the USPTO.

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Dec 11, 2014

PTO Litigation Center Report – December 11, 2014

Listed below are all new filings before PTAB of requests for inter partes review (IPR) and covered business methods review (CBM).  Also listed are any newly-posted requests for ex parte reexamination at the USPTO.

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Dec 10, 2014

PTO Litigation Center Report – December 10, 2014

Listed below are all new filings before PTAB of requests for inter partes review (IPR) and covered business methods review (CBM).  Since the last report, no new requests for ex parte reexamination at the USPTO have been posted.

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Dec 9, 2014

PTO Litigation Center Report – December 9, 2014

Listed below are all new filings before PTAB of requests for inter partes review (IPR) and covered business methods review (CBM).  Also listed are any newly-posted requests for ex parte reexamination at the USPTO.

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Dec 8, 2014

PTO Litigation Center Report – December 8, 2014

Listed below are all new filings before PTAB of requests for inter partes review (IPR) and covered business methods review (CBM).  Since the last report, no new requests forex parte reexamination at the USPTO have been posted.

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Dec 5, 2014

PTO Litigation Center Report – December 5, 2014

Listed below are all new filings before PTAB of requests for inter partes review (IPR) and covered business methods review (CBM).  Since the last report, no new requests for ex parte reexamination at the USPTO have been posted.

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Dec 4, 2014

PTO Litigation Center Report – December 4, 2014

Listed below are all new filings before PTAB of requests for inter partes review (IPR) and covered business methods review (CBM).  Since the last report, no new requests for ex parte reexamination at the USPTO have been posted.

Learn More