US Patent 7392608 Note card protector

A combination note card and protector, now known commercially as the a Heart Warmer®, is an unattached pocket made of fabric where a side folds down to display a card, trinket, or other sentiment. Its purpose is to send a greeting, trinket or other sentiment, which is held in the pocket, to a loved one. The recipient can then place the Heart Warmer® in his pocket close to his heart. It is constructed out of a single piece of fabric folded in half and sewn on at least portion of the sides with the a corner of the fabric folded down to create a pocket effect. It preferably comes with a card that fits into the pocket for the sender to write a personal message to the recipient.