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

Icon_funbox Bizarre Patents

Patent No. 5983411

Toilet Tank Aquarium

A new toilet tank assembly aquarium for housing aquatic creatures.

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 53/99 - Gravity plunger or platen


Subclass of Class 53 - Package making
Definition: Apparatus wherein a weight acts on a closure member to urge
No. of applications: 1
Last issue date: 12/31/2009


Application No.Application TitleIssue Date
20090320411Method for creating a package pressure differential
A method for making a two component device where the two component are in separate containers with one container inside the other. The method includes placing a first container between the top and bottom of a second container in a die that draws a vacuum between the top...
12/31/2009
 
Sign InRegister
Username  
Password   
forgot password?