The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 12, 2021
Filed:
Sep. 20, 2017
Pum-tech Korea Co., Ltd, Incheon, KR;
Ctk Co., Ltd, Seongnam-si, KR;
Do Hoon Lee, Incheon, KR;
PUM-TECH KOREA CO., LTD, Incheon, KR;
CTK CO., LTD, Seongnam, KR;
Abstract
The present invention relates to an airtight lip cosmetic case of which the inside is doubly sealed, comprising: a lower case; an upper case which is rotatably coupled to the top of the lower case and has a sealing shoulder formed on the outside thereof; a rising piston which rises within the upper case and has a lip cosmetic product attached to the upper side thereof; a sealing piston which is fixed and coupled to the outside of the rising piston; and an over-cap which is detachable from the lower case, wherein the airtight lip cosmetic case further comprises a sealing ring formed on the outer circumference of the rising piston such that the sealing ring rises in a state of being in close contact with the inner circumference of the upper case, and a sealing blade formed on the outer circumference of the sealing piston.