Deposit Services ATCC provides a portfolio of deposit services to serve the needs of the scientific community. Patent Deposit Service ATCC has been providing dependable storage of materials for patent purposes since 1949, long before depositing was a formal requirement of any patent office. Our patent depository currently includes more than 20,000 strains of biological materials. BioEscrow® Deposit A deposit service that provides neutral, third-party assistance to academic research institutions and private sector companies that are exchanging proprietary biological materials, information or technology. Make a Deposit ATCC is a private, nonprofit biological resource center (BRC) and research organization that holds contributions of research materials that are assets to the scientific community. Type Strain Deposit Service ATCC has been providing dependable storage of materials for publication purposes since 1949, long before depositing type strain material was a formal requirement. Safe Deposit Services Our safe deposit services are consistent with ATCC's practices for handling and storage of materials entrusted to ATCC since its founding in 1925.