33.—(1) The comptroller must send to the applicant a copy of any observations on patentability he receives under section 21.
(2) But paragraph (1) does not apply to any observation which, in the opinion of the comptroller, would—
(a)disparage any person in a way likely to damage such person; or
(b)be generally expected to encourage offensive, immoral or anti-social behaviour.
(3) The comptroller may, if he thinks fit, send to the applicant a copy of any document referred to in the observations.
(4) The comptroller must send to an examiner any observations on patentability.
(5) But paragraph (4) does not apply where the observations are received after the examiner has reported under section 18(4) that an application complies with the requirements of the Act and these Rules.