Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Plants, Animals & Agriculture
Class Information
Number: 449/13
Name: Bee culture > Hive > With ventilator
Description: Structure with or including provision to encourage the flow of air through the hive.










Sub-classes under this class:

Class Number Class Name Patents
449/14 In cover 11


Patents under this class:

Patent Number Title Of Patent Date Issued
8517793 Pollen bee nest Aug. 27, 2013
7632167 Selective insect trapping system Dec. 15, 2009
5575703 Solar-powered beehive cooler and ventilator Nov. 19, 1996
4443904 Bee hive Apr. 24, 1984
4263684 Observation hive Apr. 28, 1981
4135265 Bee hive Jan. 23, 1979
4074378 Air ventilator for beehives Feb. 21, 1978
4007504 Hive entryway Feb. 15, 1977











 
 
  Recently Added Patents
Image processing system, image processing method and program for image processing
Pausing multimedia data streams
Computer-implemented method of constructing a stock index using index rotation
Image processing apparatus, image processing method, and program
Method for repairing or replacing damaged tissue
Build process management system
Pyrrolidine-1,2-dicarboxamide derivatives
  Randomly Featured Patents
PN generators for spread spectrum communications systems
Metallic drip cap for guarding window frames and method of making same
Process for recovering lipophilic oligosaccharide antibiotics
Remotely updating a status of a data record to cancel a workstation deployment
Monitoring execution of an hierarchical visual program such as for debugging a message flow
Image forming apparatus
High voltage power MOSFET having a voltage sustaining region that includes doped columns formed by trench etching and ion implantation
Method and system for preparing textile patterns before shrinkage
Novel strain of Bacillus licheniformis useful in the production of glucose isomerase and method of screening Bacillus mutants for ability to produce glucose isomerase in the absence of xylose
Method for controlling air/fuel ratio in internal combustion engines