@misc{sitti2012drz,
  title = {Dry adhesive structures},
  month = dec,
  year = {2012},
  note = {US Patent App. 13/533,386},
  slug = {sitti2012drz},
  author = {Sitti, Metin and Murphy, Michael and Aksak, Burak},
  month_numeric = {12}
}