@patent{sitti2023liquid,
  title = {A Liquid Repellent Fibrillar Dry Adhesive Material and a Method of Producing the Same},
  year = {2023},
  note = {US Patent App. 17/785,452},
  author = {Sitti, Metin and Drotlef, Dirk-Michael and Liimatainen, Ville}
}