Camellia sinensis in Dentistry: Technological Prospection and Scientific Evidence

Figure 3

Distribution of patents deposited with term “Camellia sinensis” for dental applications by International Patent Classification Codes (IPC). A61K: prescriptions for medical, dental, or hygienic purposes; A61Q: cosmetic products or formulations for personal hygiene; A61P: specific therapeutic activity of chemical compounds or medicinal presets; A01N: preservation of organisms of humans or animals or plants or their parts; A23F: coffee, tea, their substitutes, manufacture, preparation, or infusion thereof; C09K: materials for applications not otherwise provided for; applications of materials not otherwise provided for; C07D: heterocyclic compounds; Y10S: technical subjects covered by former USPC cross-reference art collections (XRACs) and digests.