Resources Contact Us Home
Browse by Category: Main > Packaging & Containers
Class Information
Number: 221/144
Name: Article dispensing > With article treatment > With igniting means > Electrical > Including vacuum or draft producing means
Description: Devices additionally including static or dynamic means to cause a flow of air.

Sub-classes under this class:

Class Number Class Name Patents
221/145 Pump or fan 3
221/146 Stack or chimney 1

Patents under this class:

Patent Number Title Of Patent Date Issued
7083088 Method and apparatus for dispensing flexible cards Aug. 1, 2006
6199720 Vending machine Mar. 13, 2001
4342902 Automatic cigarette lighting case Aug. 3, 1982

  Recently Added Patents
Chitosan hydrogel derivatives as a coating agent with broad spectrum of antimicrobial activities
Device for installing conducting components in structures
Battery loading and unloading mechanism
Wireless monitoring in process applications
Biaxially oriented film which could be thermally laminated with paper and other substrates
Thermoforming sheet loading apparatus and method
3D IC method and device
  Randomly Featured Patents
Electronic device enclosure
Closure mechanism for bottom dump hopper cars
3-aryl-2-cyano-3-hydroxy-acrylic acid derivatives
Method for fabricating EPROM device
Biocompatible material
Process for preparation of organic acid halide
Thermoplastic resin composition
Memory array repair where repair logic cannot operate at same operating condition as array
Outsole for a shoe
Portion of a support system for dental equipment