Patmore was a Bankstown Sports Junior and
Australian Schoolboys representative in 1986. In 1987, he was graded by the
Canterbury Bulldogs. In 1988, Patmore was a regular member of the Under 21 team and in 1989, Patmore moved to lock where his season was interrupted by injury. In 1990, Patmore started the season late in reserve grade and received the opportunity to play first grade from new Bulldogs coach
Chris Anderson following an injury to long serving centre
Andrew Farrar. He made his first grade debut in his side's 9−8 loss to the
St. George Dragons at the
Jubilee Oval in round 17 of the 1990 season. In 1991, Patmore became a regular member of the first grade side but was relegated near the end of the season for
Jarrod McCracken. In 1992, Patmore started the season in reserve grade and was promoted to first grade for
Jason McGrady to become a regular member of the team for the rest of the season. Patmore's stint with the Bulldogs ended at the conclusion of the 1993 season. In 1994, Patmore joined the
Parramatta Eels. He played only 2 games for the Eels, before leaving the club at season's end. In 1995, Patmore joined the
South Sydney Rabbitohs where he would once again only play 2 first grade games. Patmore's stint with the Rabbitohs and in Australia ended at the conclusion of the 1995 season. In 1996, Patmore played one final season of rugby league with English side
Oldham Bears. ==Coaching career==