It can be abbreviated MNTAIN, MNTN, MOUNTIN, MT, MTIN, MTN. However, the most common abbreviation used is MT. For the source and more detailed information concerning this sub â¦ ject, click on the related links section indicated below.ne common abbreviation is ca.. Another way is the equals sign = with a squiggle over it-- like an S on its side. ## The word about is abbreviated as: abt.
For applications filed before June 8, 1995 and for patents that were still in force on June 8, 1995, the patent term is either 17 years from the issue date or 20 years from the filing date of the earliest U.S. or international (PCT) application to which priority is claimed (excluding provisional applications), the longer term applying.
A maximum of 5 years can be restored to the patent. In all cases, the total patent life for the product with the patent extension cannot exceed 14 years from the productâs approval date, or in other words, 14 years of potential marketing time. If the patent life of the product after approval has 14 or more years, the product would not be eligible for patent extension.