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.
If the patent term has not expired, you will then want to check with the USPTO to see if the required maintenance fees have been paid. There are three maintenance fees due for utility patents (design patents do not have maintenance fees): 3 years, 7 years and 11 years. U.S. Patent No. 6,854,555). 2  If the competitor's product does not have a patent number directly on it, check the packaging, marketing materials and website for any patent notices. 3  After you have identified a patent number of interest, you can perform a patent number search to view the patent.