A patent is a document usually handled by a government agency that gives the holder exclusive rights to a process, design or new invention for a designated period of time. Patents are important documents for currency and historical reasons. A list of patent databases is available for searching with full text patents usually available for downloading.
Queen's University Michael White is a librarian with patent expertise and has created a guide for all things patents. Check it out for sources, information and data.
Standards - check them out to find a standard or if needed - to order one, connect with me before ordering, I may be able to get it for you.