Your
U.S. patent will only protect you against others making, selling, or using your
invention within this country, or importing it from other countries. It will
not enable you to prevent others making, selling, or using your invention
outside the United States.
Foreign
Patent Protection. You should seek patent protection in the foreign countries, and you can
expand the potential market for your invention.
Patent
Cooperation Treaty (PCT). PCT allows an inventor claim
priority date from the initially filed U.S. application, and enable you to
reserve the right to file a utility patent application in more than 100
countries for 30 months from the initial filing.