Patent · US Expired

Wig

US4799502A · kind A · utility

14Cited by
7References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 17, 1986
Grant dateJan 24, 1989
Priority date
Expiry dateDec 17, 2006

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA41G3/005
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

A wig or hairpiece comprising a wig base formed by a network having a convexly curved surface corresponding to the counter of a user's head, and hairs planted over the entire convexly curved surface of the network. The wig base is formed in a zigzag fashion at its front edge portion which corresponds to a hairline at the user's forehead. The wig base is stitched at a location slightly inside its front edge portion by a filament.

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