Ideally, the date and rightsholder will be noted in or on the materials (such as the copyright page in a book, or in the metadata of a digital file). There are also databases of records, many of which are accessible online for free.
If you are not the creator of the work, you cannot claim copyright on it.
You can determine the publication year of a book by looking at the copyright page, which is typically located on the back of the title page. The publication year is usually listed near the copyright information.
To determine if material posted online is copyrighted, look for a copyright symbol (), the word "copyright," or the phrase "all rights reserved." Additionally, check for any statements or disclaimers indicating the material is protected by copyright law. You can also search for the material in copyright databases or contact the creator for permission to use it.
Nothing will happen to a person who breaches copyright law unless the holder of the copyright chooses to sue the violator. The lawsuit court settlement will determine the monetary damagesowed to the copyright holder (if any).
To determine if a picture is copyrighted, look for a copyright symbol (), the word "copyright," or the abbreviation "Copr." along with the year and the name of the copyright owner. You can also check the website where you found the image for any usage restrictions or contact the creator directly for permission to use the image.
You can determine the publication date of a book by looking at the copyright page, which is typically located on the back of the title page. The copyright page will usually include the publication date along with other important information about the book.
The web is not a place. The web is a communication protocol that is used for connecting computers together. The laws of the nation where the computer is located, or the user, or the copyright owners, determine what copyright laws apply, regardless of how the information is accessed.
Start by trying to determine the date, who was the photographer (or photographer's employer), and whether the photograph was ever published. Then see the related question, "How long does a copyright last?"
Photoplay magazine may still be under copyright protection, as the magazine likely contains original photographs, articles, and other content that are protected by copyright law. It is best to check the copyright status of specific issues of Photoplay magazine to determine if they are still protected.
You can determine the year a Pokmon card was made by looking at the copyright date on the bottom of the card. This date indicates the year the card was printed and released.
US works prior to 1923 are in the public domain, and works 1923-1963 are in the public domain if they were not renewed. Unfortunately, it is more or less impossible to determine whether copyright was renewed without searching the paper records of the Copyright Office.
The book "Galileo and the Magic Numbers" by Sidney Rosen is likely not in the public domain as it was published in 1968, which means it is still under copyright protection. To determine its current copyright status, it is best to check with the publisher or copyright office.