Search Results: test Patent

The Purple Book and The Orange Book - When do Patents Expire and Regulatory Exclusivities end for FDA Approved Products?

The Food and Drug Administration (FDA) maintains two searchable online databases for approved products: the Purple Book (approved licensed biological products) and the Orange Book (approved drug products). The Orange Book provides details about an approved drug product, including the patents covering the approved drug product and the expiration dates…

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When does my patent expire?

To determine when your (or your competitor’s) patent expires, first identify the correct filing date of the patent application. A U.S. utility patent (filed on or after June 8, 1995) expires 20 years from the earliest filing date of the patent. If the patent claims priority to an earlier patent…

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