Walter Schlapkohl, Ph.D.

Walter Schlapkohl, Ph.D.


Firm Practice Areas/Practice Groups

Pharmaceutical (Biosimilars)
Startup Group


Research Fellow ¬– National Cancer Institute – 1999-2005
USPTO Patent Examiner – 2005-2007 (gene expression, cancer diagnostics)
Technical Advisor – Greenblum and Bernstein, P.L.C. – 2007-2009
Patent Agent – Greenblum and Bernstein, P.L.C. – 2009-2011
Patent Attorney – Greenblum and Bernstein, P.L.C. – 2011-Present


Research and professional experience in cell signaling technologies.
Professional experience with multi-national biotech/chemical patent application portfolios, stem cell technologies and applications, as well as medical diagnostic and treatment applications.

Professional Associations and Memberships

American Bar Association
American Association for the Advancement of Science

Representative Publications

Schlapkohl W.A. Novel-type Protein Kinase C Isoform-Specific Function, Kinase Activity, and Phosphorylation Status are Disrupted by V5 Domain Mutations. UMI/Proquest Dissertation Publication, copyright 2005.

Wang Q.J., Lu G., Schlapkohl W.A., Goerke A., Larsson C., Mischak H., Blumberg P.M., Mushinksi J.F. The V5 Domain of Protein Kinase C Plays a Critical Role in Determining the Isoform-Specific Localization, Translocation, and Biological Function of Protein Kinase C-delta and –epsilon. Molecular Cancer Research 2(2):129-40, 2004.

Goerke A., Sakai N., Gutjahr E., Schlapkohl W.A., Mushinski J.F., Haller H., Kolch W., Saito N., Mischak H. Induction of Apoptosis by Protein Kinase C delta is Independent of its Kinase Activity. Journal of Biological Chemistry 277(35):32054-62, 2002.

Mathur, A., Schlapkohl W.A., Di Cera E. Thrombin-fibrinogen Interaction: pH Dependence and Effects of the SlowFast Transition. Biochemistry 32(29):7568-73, 1993.


German (fluent)
Spanish (conversational)


Washington University in St. Louis, A.B. (1994)
University of Maryland, College Park, Ph.D. Molecular and Cell Biology (2005)
George Mason University School of Law, J.D. (2011)


Virginia Supreme Court

Bar Admissions

2011, Virginia
2009, USPTO