(1) For the purposes of section 201, a person is taken to carry on business, practise or act as a patent attorney if, and only if, the person does, or undertakes to do, patents work in Australia.
(2) Patents work means one or more of the following done, on behalf of someone else, for gain:
(a) applying for or obtaining patents in Australia or anywhere else;
(b) preparing specifications or other documents for the purposes of this Act or the patent law of another country;
(c) giving advice (other than advice of a scientific or technical nature) about the validity, or infringement, of patents.