Canadian Company Claims RDF Patent

quinticent writes: "Looks like they are at it again. Companies seem to like to let a standard become, well, standard before pulling out the lawyers to claim they own a patent on it. Now some Canadian company is claiming they own a US patent on RDF (doesn't Slashdot use RDF?). When will the US government realize that allowing patents on common ideas is just wrong? The CNet article is here."