About Our Contributors

engellet_thumbTom Engellenner is a partner in the Intellectual Property Department of Pepper Hamilton LLP, resident in the Boston office. Tom’s practice includes patents, licensing, trademarks, copyrights and litigation. He has particular expertise in the fields of biotechnology, pharmaceuticals, optics and electronic devices. In the past three years he has handled over 40 inter partes reviews (IPRs).  He has an impressive record of winning on behalf of Patent Owners in IPRs, preserving valuable assets and often bolstering underlying patent infringement litigation positions. Tom has won nearly a dozen cases outright for Patent Owners, convincing the PTAB not to institute a trial.  In several others, he has won partial victories, ensuring that at least some of the challenged claims avoided challenge, again permitting underlying litigation to go forward.  Tom has also led legal teams in numerous other contested and ex parte Patent Office proceedings, such as interferences, reexaminations, reissues and appeals.

Representative PTAB cases:
IPR2014-00199 (representing Patent Owner, trial instituted as to only 1 claim)
IPR2014-00302 (representing Patent Owner, trial not instituted)
Interference No. 105489 (Bayer v. Enzo) (favorable settlement)
Interference No. 105955 (Perkin Elmer v. DH Technologies) (won adverse judgment)

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mollaagr_thumbReza Mollaaghababa, Ph.D.
is a partner in the Intellectual Property Department of Pepper Hamilton LLP, resident in the Boston office. He has particular expertise in photonics/optics, nanotechnology, medical devices, semiconductor processing, lithography, telecommunications, magnetic resonance, and computer hardware and software.  Reza has also handled over forty IPRs and likewise has an impressive record of winning on behalf of Patent Owners in IPRs, preserving valuable assets and  bolstering underlying patent infringement litigation positions.

Representative PTAB cases:
Inter Partes Review 2014-00514 (representing Patent Owner, trial not instituted)
Inter Partes Review 2014-00515 (representing Patent Owner, trial not instituted)
Inter Partes Review 2014-00889 (representing Patent Owner, trial not instituted)
Inter Partes Review 2014-00890 (representing Patent Owner, trial not instituted)
Inter Partes Review 2015-00114 (representing Patent Owner, trial not instituted)
Inter Partes Review 2015-00118 (representing Patent Owner, trial not instituted)
Interference No. 105955 (Perkin Elmer v. DH Technologies) (won adverse judgment)