0001157523-10-003114 Sample Contracts

FIRST AMENDMENT TO PROMISSORY NOTE AND SECURITY AGREEMENT

Promissory Note and Security Agreement • May 13th, 2010 • Opexa Therapeutics, Inc. • Pharmaceutical preparations

• Contract Type
  Promissory Note and Security Agreement
• Filed
  May 13th, 2010
• Company
  Opexa Therapeutics, Inc.
• Industry
  Pharmaceutical preparations

THIS FIRST AMENDMENT TO PROMISSORY NOTE AND SECURITY AGREEMENT (“Agreement”), is effective as of June 19, 2009 (this “Agreement”), between Opexa Therapeutics, Inc., a Texas corporation (the “Company”), and the Investors on the signature pages hereto, and their respective successors and assigns (the “Investors”).

SECOND AMENDMENT TO SECURITY AGREEMENTS

Security Agreements • May 13th, 2010 • Opexa Therapeutics, Inc. • Pharmaceutical preparations

• Contract Type
  Security Agreements
• Filed
  May 13th, 2010
• Company
  Opexa Therapeutics, Inc.
• Industry
  Pharmaceutical preparations