What are the common dates in patent literature ()

The common dates in this kind of literature are filing date, publication date, priority date and so on.

1. Date of filing: the date of filing a patent application with the Patent Office.

2. Date of publication: the date of publication of the patent application, also known as "date of publication". Invention patents are usually provided free of charge from a specific date after publication.

3. Priority date: For a patent application with priority, the date required in the priority claim is called the priority date.