Developments are the bedrock of advancement. An innovation is another answer for a specialized issue and can be secured through licenses.This makes open doors for designers to sell, exchange or permit their licensed advancements with other people who might need to utilize them. The Patent Cooperation Treaty is an international patent law treaty, concluded in 1970. It provides a unified procedure for filing patent applications to protect inventions in each of its contracting states. A patent application filed under the PCT is called an international application, or PCT application. Company specialized in international patent services with more than 15 years of experience. Protect your invention with the best. Excellent prices. Dedicated agents. Response within 24 hours. Services: Patent Search, International patents, FTO Analysis, Patent Drafts. The Patent Cooperation Treaty (PCT) is an international patent law treaty, concluded in 1970. It provides a unified procedure for filing patent applications to protect inventions in each of its contracting states. A patent application filed under the PCT is called an international application, or PCT application.