NEW SET Genuine HP CMY Toner Set Q3961A Q3962A Q3963A LaserJet 2550 2820 2840- sealed. Please view photos for items, condition, colors and usage application. No international shipping...lower 48 states only. Buyer pays shipping. Buyer pays return shipping. Please ask questions. Date of cartridges is not known so selling as is. Taken from HP site:Date of Manufacture on PackagingThe date of manufacture on the toner cartridge box is intended for HP internal processes and may be required to comply with regulatory standards in certain countries. The date of manufacture is not an expiration or “use before” date. There is no expiration date for the use of HP toner cartridges.