by GINDURAS on Sat May 03, 2008 8:08 am
Copyright is a legal protection of various types of work. The copyright exists without having to do anything. However, inclusion of the copyright symbol, year(s) and the term "all rights reserved" are often printed on material to show claim.Patents and trademarks have specific government forms. trade and service marks can be obtained at state or federal level. patents go through the federal patent office.