The ornamental design for a portion of a sole bottom surface, as shown and described.
Description
FIG. 1 is a bottom plan view of a portion of a sole bottom surface showing my new design.
The broken line showing of the shoe upper and the remainder of the shoe sole is for illustration purposes only and forms no part of the claimed design.
Non-Patent Citations
Reference
1
Nike 1983 Shoe Show Catalog, p. 21, published Jan. 1983.
2
Nike Fall 1992 Team Sales Catalog, p. 11, published Jan. 1992.
3
Nike Holiday 1996 Footwear Catalog, pp. 44, 89, Mar. 1996.
4
Nike Late Spring 1995 Footwear Catalog, p. 26, published Sep. 1994.
5
Nike Late Spring 1996 Footwear Catalog, p. 163, published Aug. 1995.
6
Nike Spring 1995 Footwear Catalog, pp. 76, 96, published Jun. 1994.
