Intellectual Property Code
Section 75. Extent of Protection and Interpretation of Claims. - 75.1. The extent of protection conferred by the patent shall be determined by the claims, which are to be interpreted in the light of the description and drawings.
75.2. For the purpose of determining the extent of protection conferred by the patent, due account shall be taken of elements which are equivalent to the elements expressed in the claims, so that a claim shall be considered to cover not only all the elements as expressed therein, but also equivalents. (n)