Drinking vessel e.g. tumbler, has relief impressed in convex base area in internal area which is filled with drinking liquid, where relief is mark, logo or common symbol like trefoil, heart or ball e.g. football, tennis ball or golf ball

摘要

The vessel has a relief (3) that is impressed in a convex base area (4) in an internal area (2) which is filled with drinking liquid, where the relief is a mark, a logo or a common symbol like a trefoil, heart or a ball e.g. football, tennis ball or a golf ball. The vessel has an area (5) that is visible through the base area. Recesses and/or projections (6) are arranged on the area (5). A pattern is arranged in the area (5). Independent claims are also included for the following: (A) a method for manufacturing a drinking vessel (B) an interior stamp for manufacturing a glass.