Patent Rules — 26
 the applicants, or if a decision is made by the Commissioner under subsection 31(2), (3) or (4) of the Act, other than a decision refusing an application under one of those subsections, the joint applicant whose name appears first when listed in alphabetical order after that correction or decision — or if there is more than one correction or decision, or both a correction and a decision, after the most recent of those corrections or decisions — is deemed to be appointed as the common representative. Common representative by default — patent (7) Subject to subsections (9) and (11), in respect of a patent — other than a reissued patent — in relation to which there are joint patentees and no common representative is appointed under paragraph (3)(a), the person who, immediately before the patent was granted, was the common representative in respect of the application on the basis of which the patent was granted, is deemed to be appointed as the common representative in respect of the patent. Common representative by default — reissued patent (8) Subject to subsections (9) and (11), in respect of a reissued patent, in relation to which there are joint patentees and no common representative is appointed under paragraph (3)(a), the person who was the common representative in respect of the original patent immediately before the patent was reissued is deemed to be appointed as the common representative in respect of the reissued patent. Common representative by default — transfer of rights of single applicant or patentee (9) Subject to subsection (11), in the case where, under section 49 of the Act, the Commissioner, on or after the applicable date referred to in subsection (10), recorded the transfer of all or part of the rights of an applicant in an application for a patent or all or part of the rights of a patentee in a patent, as set out in the records of the Patent Office immediately before the transfer is recorded, that applicant was the only applicant of the application immediately before the transfer was recorded, or that patentee was the only patentee of the patent immediately before the transfer was recorded, no other person has been a single applicant of that application or a single patentee of that patent since that transfer was recorded and no common representative has been appointed under subsection (3) in respect of that application or that patent, the following person is deemed to be appointed as the common representative in respect of that patent or application: (a) if, immediately after the transfer is recorded, the person who transferred those rights is still an applicant of the application or a patentee of the patent, that person; and (b) if, immediately after the transfer is recorded, the person who transferred those rights is no longer an applicant of the application or a patentee of the patent, the transferee whose name appears first in the request to record the transfer. Applicable date (10) For the purposes of subsection (9), the applicable date is (a) in respect of an application for a patent, other than a PCT national phase application or a divisional application, the filing date of the application; (b) in respect of a PCT national phase application, the national phase entry date; (c) in respect of a divisional application, the presentation date of the application; (d) despite paragraphs (a) to (c), in respect of an application in relation to which one or more corrections or decisions referred to in subsection (6) have been made, the date of that correction or decision or, if there is more than one correction or decision, or both a correction and a decision, the date of the most recent of those corrections or decisions; (e) in respect of a patent, other than a reissued patent, the date on which the patent was granted; and (f) in respect of a reissued patent, the date on which the patent was reissued. Common representative by default — transfer of rights of common representative (11) If, under section 49 of