U.S. patents available from 1976 to present.
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Patent No. 6205950

Pet Toilet-Like Water Disk and Food Storage

One pet-friendly inventor patented "a device for watering pets, e.g., a dog or cat." The device, he helpfully noted, "has the general shape of a toilet."

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Class 251/87 - With single plane swing pivoted connection


Subclass of Class 251 - Valves and valve actuation
Definition: Devices in which a pivotal connection permits the head to
No. of applications: 1
Last issue date: 01/03/2008


Application No.Application TitleIssue Date
20080000353Pressure Swing Adsorption System With Indexed Rotatable Multi-Port Valves
Pressure swing adsorption system comprising two or more vessels, each having a feed end, a product end, and adsorbent material adapted to adsorb one or more components from a multi-component feed gas mixture; piping adapted to (1) introduce the feed gas mixture into the... 		01/03/2008
 
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