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What is a Patent?
A patent is a right granted by a government to an inventor.
The patent gives the inventor the right to prevent others
from making, using, offering for sale or selling an
invention in a particular country. A patent also allows
the inventor to prevent the importation of the invention
from other countries. The inventor has this right for
a specific period of time, but in return must disclose
information about the invention to the public. The period
of time the patent is granted for is known as the patent
term. A United States patent only protects the rights
of an inventor within the United States. The inventor
must file applications in other individual countries
in order to obtain protection for their invention on
an international scale.
What can be Patented?
An inventor may patent any new or improved inventions
in the following fields:
- Machines
- Manufactured articles
- Processes
- Compositions of matter
- Methods
What cannot be Patented?
- Ideas
- Naturally occurring laws or phenomena
- Non-useful inventions such as perpetual motion
machines
- Offensive articles
Criteria for Patentability
To be patentable an invention must:
- Be novel – i.e. new and inventive
- Be non-obvious – People who work in the related
field must not be able to automatically come up with
your invention to solve a particular problem relevant
to that industry.
- A patent application for an invention must be filed
within one year of the invention being publicly used,
offered for sale, or sold in the U.S.
Types of Patents
Utility – A utility patent is
granted for new and useful processes, machines, manufactured
articles or compositions of matter or improvements in
the same. In the United States, the term for utility
patents begins on the date the patent is issued and
ends 20 years from the filing date of the application.
There are two types of utility patent applications
can be filed, namely, provisional and non-provisional
applications. After an application of either type is
filed at the Patent Office the product in question can
be marked “Patent Pending”.
Provisional Applications
- Provisional applications may be filed without claims
specifying the exact nature of the invention. These
applications are not examined by the Patent Office.
- Provisional applications establish a filing date
and are cheaper to file than non-provisional applications.
- Provisional applications do not become
patents. They are automatically abandoned
one year after their filing date. In order to obtain
the benefit of this filing date the inventor must
file a non-provisional application claiming priority
from the provisional application must be filed before
the provisional application becomes abandoned.
- It is not necessary to file a provisional before
filing a non-provisional application.
Non-Provisional Applications
- Non-provisional applications include claims that
specify the exact invention for which a patent is
being sought. A non-provisional application is examined
by the Patent Office and can become a patent should
it meet all the required criteria.
- Non-provisional applications establish a filing
date that can be relied on to claim priority in foreign
applications for that invention.
Design – Design patents are
granted for new, original and ornamental designs for
manufactured articles. The term of a design patent is
14 years from the date of grant in the U.S.
Design Applications – Design
patents are granted for new, original and ornamental
designs for manufactured articles, i.e., they protect
the external appearance of an article. The term of a
U.S. design patent is 14 years from the date of issue.
Plant – A plant patent is granted
for inventions or discoveries and asexual reproduction
of plants (that is, vegetation). In the United States,
the term of plant patents begins on the date of grant
and ends 20 years from the filing date of the application.
Plant Applications – A plant
patent is granted for inventions or discoveries and
asexual reproduction of plants i.e., flowers, trees,
crops, etc. In the United States, the term of plant
patents begins on the date of issue and ends 20 years
from the filing date of the application.
What steps must be taken to obtain a patent?
- A search of the Patent Office records should preferably
be made by a qualified searcher to determine if the
invention has been previously disclosed or patented.
- An application clearly explaining and claiming
the invention must be prepared and filed at the Patent
and Trademark Office.
- After a period of several months to a year, the
application will be examined by a Patent Office Examiner.
The Examiner will search the Patent Office records
and then, depending on their findings, may present
arguments against the grant of the patent. These arguments
must be responded to and the Examiner’s objections
overcome before a patent may be granted. The period
of objection by the Examiner and response by the Applicant
may take a year or two to be completed.
- If the patent is allowed, an issue fee must be
paid and the Official Letters Patent will then be
forwarded to the owner of the patent.
- Maintenance fees must be paid 3.5, 7.5, and 11
years after issue to keep the patent in force. If
maintenance fees are not paid, the patent automatically
expires.
Why file for patent protection?
If you are in the business and if you have come up with
a novel, non-obvious invention that could revolutionize
your industry, the last thing you want to do is give
that information to your competitors. What if your competitors
could not use your information for the next 20 years
unless they paid you for the privilege? What if they
could not manufacture, sell or import products that
would compete with your invention? This is what a patent
offers to your company!
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