A Patent Gives Inventors Exclusive Rights to Their Inventions for

question 138

Multiple Choice

A patent gives inventors exclusive rights to their inventions for

• A) 20 months.
• B) 17 years.
• C) 20 years.
• D) the lifetime of the inventor plus 50 years.

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Definitions:

Gunpowder

An explosive mixture of sulfur, charcoal, and potassium nitrate that historically revolutionized warfare.

Oxidation

Oxidation is a chemical reaction that involves the loss of electrons by a molecule, atom or ion.

Kinetic Theory

A scientific theory that explains the motion of particles in matter and how it relates to temperature.

Kinetic Energy

Kinetic energy is the energy that a body possesses due to its motion, calculated as one-half the product of its mass and the square of its velocity.