How do examiners conduct prior art searches for plant patent applications?

Examiners conduct prior art searches for plant patent applications using various resources. The MPEP § 1608 outlines the process: The prior art considered by the examiner is developed by a search of appropriate subclasses of the United States patent classification system as well as patent and nonpatent literature data bases.

This comprehensive approach ensures that examiners consider a wide range of relevant prior art, including:

  • Existing patents in related plant classifications
  • Scientific literature on plant varieties
  • Databases containing information on known plant species and cultivars

Additionally, examiners may consult with other government agencies for specialized knowledge: Where appropriate, a report may be obtained from the Agricultural Research Service, Horticultural Research Branch, Department of Agriculture.

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Tags: patent examination, plant patents, prior art search, usda