Patent 4925064 Issued on May 15, 1990. Estimated Expiration Date: May 12, 2008. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
224/155, Forming seat or component thereof5/653, Removable support specially adapted for seating224/644, Adjacent receiver wall224/907, RIGID SHIELD OR PAD POSITIONED BETWEEN ARTICLE AND BEARER297/4PORTABLE BOTTOM WITH OCCUPANT ATTACHER
A cushioning device which is quickly and easily attachable/detachable to backpacks of various sizes to, thusly, substantially reduce discomfort and abrasion from objects within a backpack which otherwise would rub against the back of the user of the backpack. The device is also functional as an upper and lower body cushion for use upon the ground, chairs and the like.