International Patent Laws
INTERNATIONAL
PATENT APPLICATIONS
There are three treaties that affect rights of United States Inventors
Seeking International Patents.
The Paris Convention, the Patent Cooperation Treaty (PCT), and the
European Patent convention (EPC).
The Paris Convention is a treaty that provides reciprocal patent filing
rights between various countries. Members of Paris convention are
known as convention countries. An inventor who relies on Paris convention
treaty to file for an International Patent must file a Patent Application
in each convention Country. The US inventor can retain the filing
date of his or her US Patent Application in the convention country
as long as the Patent Application filed in the convention country
within one year of the US Patent filing date.
A US inventor filing in a non-convention country must file the foreign
application before publishing or selling the invention. Therefore,
publication or sale of an invention could preclude the inventor from
obtaining Patent Rights in many foreign countries.
Does applying for patents in other countries apply to my invention?
If your invention is likely to be adopted in other countries, you
should consider protecting your invention in those countries in addition
to applying for a patent in the United States. Your United States
patent will only protect you against others making, selling, or using
your invention within the United States. Your United States patent
will not enable you to prevent others from making, selling, or using
your invention outside the United States. Filing an international
patent application will protect your invention from being adopted
in other countries. Moreover, an international patent may expand the
potential market for your invention.
When should I file my international or foreign patent application?
Foreign patent protection will enable you to prevent others from profiting
from your idea in foreign countries. The United States is a member
of the International Convention for Protection of Industrial Property,
and therefore a United States inventor may obtain the benefit of their
U.S. filing date in any adhering foreign country. However, to take
advantage of this right you may file an International non-provisional
patent application known as a “PCT” application (Patent Cooperation
Treaty application) designating the foreign countries where protection
is being sought within 12-month deadline calculated from the date
the United States utility Patent was filed for. If you apply for a
design patent, you are advised to file corresponding foreign patent
applications within six months from the filing date of your U.S. patent
application. Accordingly, you should consider filing for a PCT application
as soon as possible in order to allow enough time to prepare the foreign
application.
Where should I file my international or foreign patent application?
The World Intellectual Property Organization located in Geneva, Switzerland
administers the PCT application. However, PCT applications filed by
United States Residents are filed in the United States Patent and
Trademark Office. The international application is treated as confidential
and third parties are not permitted to have access to the international
application, unless requested or authorized by the applicant, before
the date of international publication. Designated Offices are, however,
permitted to publish the fact that they have been designated, together
with a limited amount of bibliographic data.
What is the difference between filing multiple foreign patents
and a single PCT application?
If you are not able to undertake multiple national foreign filings
immediately, a PCT application is a good solution. When initially
filing a PCT application, you do not need to designate the specific
countries where foreign protection is being sought for up to 20 months,
which may be extended to 30 months from your earliest relied on U.S.
patent application filing date. This gives you up to 30 months to
actively market your invention and decide which countries should be
designated on your application.
In some cases a foreign manufacturer may be interested in obtaining
information from a United States inventor. If you have patent rights
in the foreign country, you will be able to write a contract that
has a broad coverage.
If I need to apply for patents in multiple foreign countries would
filing a PCT application save me time and money?
You save money by filing a PCT application because you will file one
application—the international application—in one place, in one language
and pays one initial set of fees, which without the PCT would require
separate applications for each country or region.
In summary, if needed, to protect your invention in several foreign
countries, instead of filing a patent application in each and every
foreign country, file a PCT application instead. The PCT application
will save you time, work, and money.
What happens when I file my PCT application?
Once you file a PCT application, the application is searched for novelty
and non-obviousness by an International search authority. An International
Preliminary Examination Report is prepared based on the international
search. Before the International Preliminary Examination Report is
finalized, you may amend your PCT application, if necessary. Amending
a single PCT application is better than having to amend numerous patent
applications in various countries later. The PCT application will
go through other various stages until the patent is finally granted.
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