The Everyday Dictionary of Law
The Everyday Dictionary of Law provides legal vocabulary currently in use in common law jurisdictions such as most notably, in the United States. The dictionary is compiled specifically for commercial and intellectual property law practitioners, which provides simple definitions and meanings in American English, for legal terms (including Latin terms) used in formal correspondence, court proceedings, and motion practice as well as common language words that are frequently used in the same. It is a simple reference guide for attorneys, paralegals as well as casual readers who need to check the meaning of a particular legal term in due course of their work.
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This is a common way of depicting chemical structures in patents, named after Dr Eugene A. Markush. They depict a core structure, but allow symbols to be added that describe potential variants that could be attached to the core structure, without having to define the chemical structure of these variants precisely. It makes them ideal for use in patents, where patent writers do not always want to be explicit about all parts of a structure in order to protect their invention.