Jason A. Engel

Jason A. Engel

K&L Gates LLP

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Inter Partes Review Client Alert Series: Amending Claims During Inter Partes Review

The Patent Trial and Appeal Board continues to make clear that amending claims during post-grant inter partes review (“IPR”) challenges is far different from amending claims during original examination or reexamination. The...more

12/20/2013 - Inter Partes Review Proceedings Motion to Amend Patents Prior Art

Five Lessons Learned at a PTAB Hearing

Following a recent hearing involving K&L Gates’ lawyers before the Patent Trial and Appeal Board (“PTAB”) on behalf of the patent owner in an inter partes reexamination, several key practice tips emerged that may be useful as...more

12/2/2013 - Inter Partes Review Proceedings Patent Litigation Patent Trial and Appeal Board Patents

Major Patent Law Changes First-to-File Provisions - Effective March 16, 2013

On Saturday, March 16, 2013, the “first-inventor-to-file” provisions of the Leahy-Smith America Invents Act (“AIA”) go into effect. These provisions replace the current “first-to-invent” system. In addition to various other...more

12/19/2012 - America Invents Act First-to-File First-to-Invent Patent Applications Patent Reform Patents Prior Art USPTO

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