The Celtics appear not to have ever worn an anniversary patch.
Maybe they will for their 75th, in 2021.
The Oklahoma City Thunder have yet to celebrate an anniversary.
Their 10th is coming up in 2018.
Apparently, the Nuggets aren't wearing a 50th Anniversary patch this season.
The Hawks don't seem to have had patches
for their 30th and 40th Anniversaries.
Their 50th is coming up in 2018.
It looks like the Phoenix Suns have never used an anniversary patch.
Maybe they're waiting for their 50th, in 2018.
It looks like the Portland Trail Blazers
have never used an anniversary patch.
Maybe they're waiting for their 50th, in 2020.
I can find no anniversary patch for the Bullets/Wizards franchise.
The Nets' 35th Anniversary in New Jersey was their last.
It looks like the Jazz never have, either.
Maybe they're waiting for their 40th in Utah, in 2019;
or their 50th overall, in 2024.
It looks like the Mavs never have, either.
Maybe they're waiting for their 40th, in 2020.
The Clippers didn't wear a 30th Anniversary patch in 2014.
Memphis Grizzlies, 2001-2011.
This is as close as the Pelicans, the original Charlotte Hornets,
come to an anniversary patch.
The Bobcats, of course, are now the new Charlotte Hornets.