U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

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Patent No. 6711769

Pillow with retractable umbrella

A pillow assembly having a supporting assembly and a retractable umbrella assembly that is easily transportable and allows a user to support his/her head while covering their face from sunlight.

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Class 303 - Fluid-pressure and analogous brake systems

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231 Subclasses


Subclasses list

Definition

This class relates to the distribution of fluid to brake motors, i.e., the utilization of fluid-pressure in the operation of brakes.

Lines with other classes and within this class

Systems for the distribution of pressure fluid to a plurality of motors other than brake motors are, for the most part in Class 60, Power Plants, subclasses 6, 97, 420, 484, and their respective indented subclasses, and Class 91, Motors: Expansible Chamber Type, subclasses 165+ and 508+.
 
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