Teflon is a remarkable substance. It has the best resistance to chemical attack of any polymer, and it can be used at any temperature between -73 C and 260 C with no effect on its properties. It also has a very low coefficient of friction.
A stale dated warrant is an unredeemed warrant which was issued more than six months prior to the current date. A stale dated warrant is expired and the original instrument is no longer negotiable.
What is stale check? June 21, 2010. Stale check is a check that is presented to be cashed or deposited at a bank six months or more after the date it was written. The date when the check is presented to be cashed or deposited in a bank account is known as the payment date. Checks dated six months after this payment date do not have to be honored by a bank pursuant to the Uniform Commercial Code in the United States.