Depositing seeds for patent applications – how many is enough?

Patents offer assignees exclusive rights to their inventions in exchange for detailed disclosure. A detailed description with drawings meets this requirement for many inventions, but in the case of inventions that are, or require the use of biological material, a detailed disclosure involves the deposit of this material in a recognised institution, from where samples can be requested. NCIMB is such a recognised institution and holds the status of International Depositary Authority (IDA) under the Budapest Treaty. We store patent deposits of bacteria, fungi, bacteriophages, plasmids, plant cell tissue culture …