Covid vaccine patents to boost supply to poorer countries, while defending its own record as the world's biggest exporter of doses."An IP waiver will not solve the problems, will not bring a single dose of vaccine in the short- and medium-term," European Commission chief Ursula von der Leyen told a news conference at an EU summit in Portugal, using an abbreviation for "intellectual property".That position was echoed by French President Emmanuel Macron, who stressed that the bigger problem was US and British export restrictions on vaccines and their raw materials."The Anglo-Saxons block many of these ingredients and vaccines," he told reporters. "Today 100 percent of the vaccines produced in the United States are for the American.