Calumet City is a city in Cook County, Illinois, United States. The population was 39,072 at the 2000 census. The ZIP code is 60409. Calumet City (commonly referred to locally as "Cal City" or "Wild Cal") was founded in 1892 when the villages of Schrumville and Sobieski Park merged under the name of West Hammond, since it lies on the west side of the Illinois-Indiana border from Hammond, Indiana. In 1924, West Hammond officially changed its name to Calumet City. In addition to being bordered to the east by Hammond, it is also bordered by Burnham and Chicago to the north, Lansing to the south, and South Holland and Dolton to the west.

What is intellectual property law?

Under intellectual property law, owners are granted certain exclusive rights to a variety of intangible assets, such as musical, literary, and artistic works; discoveries and inventions; and words, phrases, symbols, and designs. Common types of intellectual property include copyrights, trademarks, patents, industrial design rights and trade secrets. Intellectual property law involves advising and assisting individuals and businesses on the development, use, and protection of intellectual property -- which includes ideas, artistic creations, engineering processes, scientific inventions, and more.

Answers to intellectual property law issues in Illinois

A patent is a document issued by the U.S. Patent and Trademark Office (PTO) that grants a monopoly for a limited...

Some types of inventions will not qualify for a patent, no matter how interesting or important they are. For example...

In the context of a patent application, an invention is considered novel when it is different from all...

Once a patent is issued, it is up to the owner to enforce it. If friendly negotiations fail, enforcement involves...

Patent protection usually ends when the patent expires.

For all utility patents filed before June 8, 1995,...

Typically, inventor-employees who invent in the course of their employment are bound by employment agreements that...

On its own, a patent has no value. A patent becomes valuable only when a patent owner takes action to profit from...

Copyright protects works such as poetry, movies, video games, videos, DVDs, plays, paintings, sheet music, recorded...

For works published after 1977, the copyright lasts for the life of the author plus 70 years. However, if the work...

The term "trademark" is commonly used to describe many different types of devices that label, identify, and...