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

Icon_funbox Did You Know...

...that the Band-Aid Bandage was invented by a Johnson & Johnson employee whose wife had cut herself? Earl Dickson's wife was rather accident prone, so he set out to develop a bandage that she could apply without help. He placed a small piece of gauze in the center of a small piece of surgical tape, and what we know today as the Band Aid bandage was born!

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 165/915 - FOAMING


Subclass of Class 165 - Heat exchange
Definition: Apparatus having means to form a foam on the heat exchange
No. of patents: 2
Last issue date: 10/06/1998


NumberTitleIssue Date
5816056Cooling with the use of a cavitating fluid flow
A method and system are provided for cooling a medium. A fluid is moved tugh the medium and bubbles are induced in the fluid as it moves through the medium. The bubble formation is induced by applying an acoustic field to the fluid as it moves through th...
10/06/1998
4728536Method for insulating an ice rink
Temporarily insulating frozen surfaces, such as ice rinks, from the ambient air by spreading a metastable liquid foam over the ice surface to remain thereon when the ice surface is not in use, then prior to the next use period, removing the aged, partiall...
03/01/1988
 
Sign InRegister
Username  
Password   
forgot password?