0001037760-01-500010 Sample Contracts

August 9, 2001 Mr. Thomas L. Gutshall Chairman and CEO Cepheid 1190 Borregas Avenue Sunnyvale, CA 94089-1302 RE: Modification and Restatement of January 10, 2000 Letter Agreement Dear Mr. Gutshall:

Distribution Agreement • November 14th, 2001 • Cepheid • Laboratory analytical instruments

• Contract Type
  Distribution Agreement
• Filed
  November 14th, 2001
• Company
  Cepheid
• Industry
  Laboratory analytical instruments

This serves to confirm the mutually agreed modification and restatement of our letter agreement dated January 10, 2000 (the "Distribution Agreement"). The Distribution Agreement between Cepheid ("SUPPLIER") and Fisher Scientific Company L.L.C. ("FISHER") concerns the SmartCycler™ System, accessories and reaction tubes developed by and made by or for SUPPLIER.

PATENT AND TECHNOLOGY LICENSING AND SUPPLY AGREEMENT

Patent and Technology Licensing and Supply Agreement • November 14th, 2001 • Cepheid • Laboratory analytical instruments • California

• Contract Type
  Patent and Technology Licensing and Supply Agreement
• Filed
  November 14th, 2001
• Company
  Cepheid
• Industry
  Laboratory analytical instruments
• Jurisdiction
  California

This Agreement, by and between CEPHEID, a California Corporation having its principal place of business in Sunnyvale, California (hereinafter "CEPHEID") and ENVIRONMENTAL TECHNOLOGIES GROUP, INC., a Delaware Corporation with offices located in Baltimore, Maryland (hereinafter "ETG").