Patent 9238111 was granted and assigned to Owen Mumford Corporate on January, 2016 by the United States Patent and Trademark Office.
A pen needle or pen needle cap assembly is designed to be manually attached e.g. by screwing onto an injection device, and is provided with a gripping region designed to allow the torque that can be applied in the tightening sense to be less than that which can be applied in the loosening sense.