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.
Most patents protect new, useful machines, manufactured items, and processes. This type of patent is known as a utility patent. New, distinct varieties of plant life may also be patented. All utility and plant patents filed after June 8, 1995, have a term of 20 years. Patents filed before that date have a term of either 17 years from the date the patent was issued or 20 years from its earliest filing date, whichever results in the longer term. The third type of patent is a design patent.