article_snippet: , the filing awarded today describes a way of making the inside of a phone waterproof rather than the outside.
article_snippet: Individual components would be covered in a thin film designed to stop liquids damaging the phone, even if it manages to penetrate the outer casing.
article_snippet: a patent that took its rival’s technology a step further said protective cases have ‘little value’ once water has entered the phone and details a system of adding ‘hydrophobic coating to components’.
article_snippet: While bulky cases have had a certain amount of success at mitigating water entry through the aforementioned openings, a protective case is of little or no value once water has entered a device housing.
highlights_snippet: The patent says protective cases have ‘little value’ once water has entered the phone .
  