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

Icon_funbox Bizarre Patents

Patent No. 6293874

User-operated amusement apparatus for kicking the user's buttocks

An apparatus including a user-operated and controlled apparatus for self-infliction of repetitive blows to the user's buttocks by a plurality of elongated arms bearing flexible extensions that rotate under the user's control.

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 423/338 - By gelling


Subclass of Class 423 - Chemistry of inorganic compounds
Definition: Processes which include the step of gellation or forming
No. of patents: 366
Last issue date: 09/28/2010


                  10  
NumberTitleIssue Date
3975293Bodies of siliceous gels having large pores and process for preparing same
This invention is directed to: (1) a process for increasing the pore diameter of siliceous gels without decreasing the pore volume in which a siliceous hydrogel is dried at a temperature of up to 500°, C, to produce a siliceous gel having an average pore...
08/17/1976
3959174Method of selectively producing high pore volume silica gel
High pore volume silica materials are useful as thickening, reinforcing and flatting agents. This invention comprises selectively forming silica gels having pore volumes in the range of 1.2 to 3.0 cc/g. These high pore volume silica gels can be produced b...
05/25/1976
3950316Catalyst support formed by adding acidic material to silica containing titanium
Olefin polymers are made using a chromium oxide catalyst on a support formed by adding an acidic material to a silicate solution containing titanium. This catalyst is capable of producing a polymer of an olefin having a high melt index and is of particula...
04/13/1976
3948806Large pore silica and polymerization catalyst
Large pore silica gel is produced by reacting an alkyoxy or aryloxy silane with an alkali metal hydroxide and then contacting the reaction product with a mineral acid to form a hydrogel from which a xerogel can be produced....
04/06/1976
3935299Process for preparation of wide-pore adsorbent for use in chromatography
A process for preparing a wide-pore adsorbent adapted for use in chromatography, comprising mixing fine disperse non-porous silica having a specific surface area S of 35 to 380 m2 /g with water followed by drying the aqueous suspension at a tem...
01/27/1976
                  10  
 
Sign InRegister
Username  
Password   
forgot password?