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.
According European Patent convention expiry of European patent if it is not withdrawn, abandoned, revoked or lapsed is 20 year from filing date; it can be extended by contracting state; Article 63[ 53 ] Term of the European patent. Art. 2. (1) The term of the European patent shall be 20 years from the date of filing of the application.