Portable folding chair

Abstract

Claims

The ornamental design for a portable folding chair, as shown and described.

Description

(1) 1. Portable folding chair

(2) 1.1 : Perspective

(3) 1.2 : Front

(4) 1.3 : Back

(5) 1.4 : Left

(6) 1.5 : Right

(7) 1.6 : Top

(8) 1.7 : Bottom

(9) 1.8 : Perspective

(10) 1.9 : Front

(11) 1.10 : Back

(12) 1.11 : Left

(13) 1.12 : Right

(14) 1.13 : Top

(15) 1.14 : Bottom

(16) 1.15 : Perspective

(17) 1.16 : Front

(18) 1.17 : Back

(19) 1.18 : Left

(20) 1.19 : Right

(21) 1.20 : Top

(22) 1.21 : Bottom

(23) Reproductions 1.1 to 1.7 show the portable chair in a folded state; reproductions 1.8 to 1.14 show the portable chair half-opened and reproductions 1.15 to 1.21 show the portable chair opened.