The Webb Law Firm
Instillation container with level-difference portion
An eyedropper including a container and a cap which can be screwed onto the container unit wherein a tubular fluid instilling portion is provided at a tip of the container. An outer circumferential region of the tubular fluid instilling portion is provided with a step portion where the outer diameter of the container is smaller and whose outer diameter is substantially not reduced or changed moving towards the tip. The cap is provided with a convex seal portion, which, in the mounted condition, is in close contact with the tip and the step portion.
Santen Pharmaceutical Co., Ltd.
B A
B65D A61F
inventional inventional
Yukio Hiroshi
Kusu Yamada