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.
Sometime after you pay the issue fee, the USPTO will send an Issue Notification containing your patent issue date and coveted patent number. After the patent issues, it's just a matter of paying maintenance fees due at 4, 8 and 12 years to keep the patent enforceable during its 20-year lifespan. Successfully steering an invention all the way to a patent is one reason inventors seem to generate a sense of awe. It takes a certain feistiness to make it happen.