This cartridge was DOB!! We had a project coming up and ordered the ink cartridge. We knew how critical it is to use FRESH ink for a project so we did not open the cartridge till the day we were ready to print. We've had the cartridge sealed in the box for 5 weeks - outside of the return window. Magenta was totally clogged and the yellow partially. We attempted to clean the print head. That worked SOMEWHAT for one copy, then back to being cl..