Epoxy is a term used to denote both the basic components and the cured end products of epoxy resins, as well as a colloquial name for the epoxide functional group.
Most green cards are valid for 10 years before you need to renew them. However, if yours was issued on the basis of your marriage to a U.S. citizen or a legal permanent resident, and the marriage is less than two years old, your card is only valid for two years.
The same will take anywhere between 9 to 12 months. Overall, the investment-based Green Card will take around 15 to 18 months. The document that you will get at the end of this period will be a conditional Green Card. In order to remove these conditions, you will have to file the I-829 petition, but only after 2 years.