Practice Areas:
Patent Prosecution: Biotechnology and Chemistry

Summary of Practice:
John Stolpa is a patent attorney with experience in the general areas of biotechnology, pharmaceuticals and chemistry. His current practice focuses on opinion writing, portfolio analyses, client counseling, due diligence analyses, and all aspects of U.S. and foreign patent procurement, primarily in the fields of immunology, molecular biology, biochemistry, cellular biology and cytometry.

Prior to joining Sheridan Ross, John earned his Ph.D. in Microbiology and Immunology at the University of Colorado Health Sciences Center, where he studied lymphocyte signal transduction and effector functions in the laboratory of Dr. John Cambier. John also studied the interactions between lymphocytes and antigen presenting cells as a post-doctoral fellow at National Jewish Medical and Research Center in Denver. In addition, John worked previously as an associate with a large law firm in Washington, D.C.

Bar Admissions:
California, 2004
District of Columbia, 2005
Colorado, 2006
United States Patent and Trademark Office, 2005

Professional and Trade Memberships:
American Bar Association
Colorado Bar Association
American Intellectual Property Law Association

Presentations, Articles, Publications:
Diner, B.C., Tridico, A.C. & Stolpa, J.C. The Effect of the Supreme Court’s Decision in eBay v. MercExchange on the Biopharmaceutical Industry. BNA International IP & Technology Programme, May, 2006.

Mills, D.M., Stolpa, J.C. & Cambier, J.C. Cognate B Cell Signaling via MHC Class II: Differential Regulation of B Cell Antigen Receptor and MHC Class II/Ig-α /β Signaling by CD22. The Journal of Immunology 172:195-201, 2004.

McCormick, J.K., Pragman, A.A., Stolpa, J.C., Leung, D.Y. & Schlievert, P.M. Functional Characterization of Streptococcal Pyrogenic Exotoxin J, a Novel Superantigen. Infection and Immunity 69:1381-88, 2001.

Lang, P., Stolpa, J.C., Freiberg, B.A., Crawford, F., Kappler, J., Kupfer, A. & Cambier, J.C. TCR-Induced Transmembrane Signaling by Peptide/MHC Class II via Associated Ig-α /β Dimers. Science 291:1537-40, 2001.

Tamir, I., Stolpa, J.C., Helgason, C.D., Nakamura, K., Bruhns, P., Daeron, M. & Cambier, J.C. The RasGAP-Binding Protein p62dok is a Mediator of Inhibitory Fcγ RIIB Signals in B Cells. Immunity 12:347-58, 2000.

Stolpa, J.C. & Cambier, J.C. Mutation of the connecting peptide region of the I-A a chain disrupts the interaction between MHC class II molecules and Ig-α /β. Symposium Presentation: The Eleventh International Congress of Immunology, Stockholm, Sweden, July, 2001.

Stolpa, J.C., Lang, P. & Cambier, J.C. Antigen stimulates the formation of a functional MHC class II-Ig-α/β receptor-transducer complex in B cells. Symposium Presentation: The Thirty-seventh Midwinter Conference of Immunologists, Asilomar, CA, January, 1998.

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