For North American companies, the UPC is an existing form of the GTIN. The family of data structures (not symbologies) comprising GTIN include: GTIN-12 (UPC-A): this is a 12-digit number used primarily in North America
A plateau is high, flat ground or a situation where something has stalled that was progressing forward previously. 1  An example of a plateau is a high, flat field.  An example of a plateau is a situation where no progress is being made on a project while you await funding approval.
1. : a vent in the crust of the earth or another planet or a moon from which usually molten or hot rock and steam issue; also: a hill or mountain composed wholly or in part of the ejected material. 2. : something of explosively violent potential.