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.
Bill S-17 would extend patent protection to 20 years for drug patents issued before 1989, when they lasted only 17 years from time of filing. Although few debate the need for patent protection, the Senate hearing indicated that there are major disagreements about how long the protection should last.