Patent ID: 8922232

Claim:
A test-use individual substrate which is used for testing a semiconductor wafer, comprising: a main body portion; a thin portion which extends from the main body portion and which is relatively thinner than the main body portion; a contact portion which has a first outwardly protruding shape projecting from a first surface of the thin portion; and a projecting portion which has a second outwardly protruding shape projecting from a second surface of the thin portion, wherein the first outwardly protruding shape and the second outwardly protruding shape protrude in opposite directions, a length of the first outwardly protruding shape is shorter than a length of the thin portion in an extending direction of the thin portion, a length of the second outwardly protruding shape is shorter than the length of the thin portion in the extending direction of the thin portion, the thin portion connects to the main body portion at one end of the thin portion and other end of the thin portion is a free end, the test-use individual substrate comprises a plurality of the contact portions, and the thin portion has a slit formed between the contact portions.