You know. GoF.

Creates an instance of several families of classes

Separates object construction from its representation

Creates an instance of several derived classes

A fully initialized instance to be copied or cloned

A class of which only a single instance can exist

Match interfaces of different classes

Separates an object’s interface from its implementation

A tree structure of simple and composite objects

Add responsibilities to objects dynamically

A single class that represents an entire subsystem

A fine-grained instance used for efficient sharing

An object representing another object

A way of passing a request between a chain of objects

Encapsulate a command request as an object

A way to include language elements in a program

Sequentially access the elements of a collection

Defines simplified communication between classes

Capture and restore an object's internal state

A way of notifying change to a number of classes

Alter an object's behavior when its state changes

Encapsulates an algorithm inside a class

Defer the exact steps of an algorithm to a subclass

Defines a new operation to a class without change