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Class Information
Number: 434/281
Name: Education and demonstration > Science > Model or display demonstrating structure or property of atom or radical
Description: Subject matter relating to a representation of the arrangement or characteristics of an atom or group of atoms that act as a unit in a chemical reaction.

Sub-classes under this class:

Class Number Class Name Patents
434/282 Indicia chart (e.g., periodic table, etc.) 9

Patents under this class:

Patent Number Title Of Patent Date Issued
8672685 Electron configuration teaching systems and methods Mar. 18, 2014
7284987 Physical quantum model for the atom Oct. 23, 2007
6758677 Apparatus and method for monitoring the validity of a molecular model Jul. 6, 2004
6582233 Apparatus and method for monitoring the validity of a molecular model Jun. 24, 2003
6320024 Method for design of substances that enhance memory and improve the quality of life Nov. 20, 2001
5772444 Method and article for teaching the core construction of the singularity motion Jun. 30, 1998
5695344 Device for demonstrating dynamics of orbiting bodies Dec. 9, 1997
5382166 Electron-space diagram and display model Jan. 17, 1995
5131849 Teaching board apparatus Jul. 21, 1992
5030103 Dynamic molecular model Jul. 9, 1991
4810197 Three-dimensional instructional device for teaching physical properties and relationships between basic elements Mar. 7, 1989
4452590 Model of Baryon states and a device of producing such models Jun. 5, 1984
4446666 Tetrahedral truss May. 8, 1984
4099339 Model for atomic forms Jul. 11, 1978
4074443 Atom demonstrator Feb. 21, 1978

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