The sun shape of the logo were published with a copyright notice and were not registered for copyright within five years, as verified by a search of the U.S. Copyright Office's Copyright Catalog (1978 to present) for entries marked as filed by Corona Data Systems. Per United States law, works published between 1978 and 1989 without a copyright notice and not registered for copyright within five years of publication are in the public domain.
This work is in the public domain because it was published in the United States between 1978 and March 1, 1989 without a copyright notice, and its copyright was not subsequently registered with the U.S. Copyright Office within 5 years.
Unless its author has been dead for several years, it is copyrighted in the countries or areas that do not apply the rule of the shorter term for US works, such as Canada (50 pma), Mainland China (50 pma, not Hong Kong or Macau), Germany (70 pma), Mexico (100 pma), Switzerland (70 pma), and other countries with individual treaties. See this page for further explanation.
This work includes material that may be protected as a trademark in some jurisdictions. If you want to use it, you have to ensure that you have the legal right to do so and that you do not infringe any trademark rights. See our general disclaimer. This tag does not indicate the copyright status of the attached work. A normal copyright tag is still required.See Commons:Licensing.
Captions
Add a one-line explanation of what this file represents
{{Non-free use rationale |Article = Corona Data Systems |Description = Logo of defunct company Corona Data Systems |Source = |Portion = |Low_resolution = |Purpose = Identification of Corona Data S
File usage
No pages on the English Wikipedia use this file (pages on other projects are not listed).
Metadata
This file contains additional information, probably added from the digital camera or scanner used to create or digitize it.
If the file has been modified from its original state, some details may not fully reflect the modified file.