Patent 9997876 was granted and assigned to Apple (company) on June, 2018 by the United States Patent and Trademark Office.
Accessories for an electronic device are sealed and include a connector having a deformable seal positioned on it such that when the connector is mated to the electronic device a liquid-tight seal is formed between the accessory and the electronic device. The accessories have functions that are useful in moist, wet and/or dirty environments.