In this week's update on patents - Supreme Court restores its order on extension of limitation periods; Delhi High Court restrains HFCL in a patent infringement suit by Sterlite Technologies; Natco Pharma obtains patent license from Medicines Patent Pool for manufacture of Molnupiravir; Ericsson files lawsuit against Apple for 5G patent infringement; IP laws in Singapore likely to undergo amendment after IP Amendment Bill proposed in Parliament. India related patent updates Supreme Court restores its order on extension of limitation…