Patent · US Expired

Package of sheet-type patches

US6467621B1 · kind B1 · utility

46Cited by
11References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 26, 1999
Grant dateOct 22, 2002
Priority date
Expiry dateAug 26, 2019

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB32B2556/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The present invention relates to a package of sheet-type patches (1) which are applied to the face, and to a method for producing the same. In the invention, sheet-type patches (1) each comprising a pack agent layer (13) formed on a substrate (12) and covered with a liner layer (14) are packaged in a package pouch (19) in which said sheet-type patches (1) are fixed onto the inner surface of the package pouch (19) via their liner layer (14). The sheet-type patches (1) can be fixed onto the inner surface of the package pouch (19) by means of an adhesive or electrostatic force. According to the invention, the process of producing sheet-type patches (1) and packaging them is much simplified, and the production efficiency in the process is much improved. In the package of sheet-type patches (1) of the invention, the patches do neither move nor adhere to each other.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.