Countries and organizations offering formal registration generally have searchable online catalogs. The US catalog, for example, is at the link below.
Can you confirm that the credit has been added to my account?
It should be assumed that a work is covered by copyright, as works do not need to state it, it is applied automatically.
No, your copyright is automatically applied once the work is created in a tangible form, such as written, recorded, etc.
Copyright is instantaneous Trademark has to be applied for Copyright cannot be "lost" Trademarks must be "vigorously" defended Copyright has a fixed term Trademarks have a variable term Copyrights expire and cannot be renewed Trademarks can be renewed indefinetly
Simple words are not subject to copyright. Perhaps you mean "trademark"? Also, you don't "apply for a copyright" for anything; copyright is automatic, at least in the USA and any of the other 160 countries that follow the Berne Convention.
As a product, a Patent would be the best form of protection and these can be applied for nationally or internationally. A trademark is applied to something used in relation to branding and copyright is more often associated with intellectual property
Copyright law has existed in some form since 1709. The current laws protect a work of sufficient creativity as soon as it is fixed in a tangible medium.
to confirm the design can cope with the imposed loads applied
As soon as it is "fixed in a tangible medium perceptible to human, machine reader or other device".
Nobody can "copyright" a word. However, a distinctive word applied to specific goods or services might become a protectable trademark.
Copyright protection for software protects the expression of ideas in the code, while patent protection for software protects the functionality or process of the software. Copyright is automatic upon creation, while a patent must be applied for and granted. Copyright protection lasts for the life of the author plus 70 years, while a patent typically lasts for 20 years.
Copyright laws can protect comic book characters as long as they meet the requirements for copyright protection, such as being original and fixed in a tangible medium. Characters that are sufficiently distinct and unique can be protected by copyright, but individual elements like powers or abilities may not be enough to protect an entire character.