It's important that you installed the correct opener for the type of door that you have, as some openers are more qualified to lift heavy door varieties than others. By making sure you have a good match, you can keep the cost to repair a garage door opener down from the beginning.
National Phase: after the end of the PCT procedure, usually at 30 months from the earliest filing date of your initial application, from which you claim priority, you start to pursue the grant of your patents directly before the national (or regional) patent Offices of the countries in which you want to obtain them.
Here is an example to see how the dates work out. 1  Suppose that your trademark registration was issued on March 15, 2013. Here are the applicable dates to maintain your registration at the USPTO: 2  Earliest date you can file the first Section 8: March 15, 2018. 3  Normal due date of the first Section 8: March 15, 2019.