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Class Information
Number: 434/278
Name: Education and demonstration > Science > Molecular model or display having discrete element representing atom or radical
Description: Subject matter relating to a representation of the arrangement of atoms of a molecule and including a separate means which serves as a representation of an atom or a group of atoms that act as a unit in a chemical reaction.










Sub-classes under this class:

Class Number Class Name Patents
434/280 Atom or radical represented by element formed of sheet material 3
434/279 Model having helical chain of elements (e.g., dna model, etc.) 12


Patents under this class:

Patent Number Title Of Patent Date Issued
8672685 Electron configuration teaching systems and methods Mar. 18, 2014
7832729 Orbitrace--racing game Nov. 16, 2010
7650265 Methods of using geometric constructs for neutronics modeling Jan. 19, 2010
7558707 Apparatus and method for integrating a physical molecular model with a computer-based visualization and simulation model Jul. 7, 2009
7465169 Molecular models Dec. 16, 2008
7419325 Tube assembling device Sep. 2, 2008
7276270 Element for joining modules with magnetic anchorage for the construction of stable grid structures Oct. 2, 2007
7048545 NMR teaching method and apparatus May. 23, 2006
6960087 NMR teaching method and apparatus Nov. 1, 2005
6884079 Molecular model representing molecular structure Apr. 26, 2005
6793497 Molecular models Sep. 21, 2004
6769916 Methods and apparatus for demonstrating laws of physical chemistry Aug. 3, 2004
6758677 Apparatus and method for monitoring the validity of a molecular model Jul. 6, 2004
6652285 System which can reversibly reproduce itself Nov. 25, 2003
6582233 Apparatus and method for monitoring the validity of a molecular model Jun. 24, 2003
6575787 Waterproof connector with cover having tubular portion Jun. 10, 2003
6516294 Nuclear receptor for 1.alpha.,25-dihydroxyvitamin D3 useful for selection of vitamin D3 ligands and a method therefor Feb. 4, 2003
6508652 Chemblox educational molecular models Jan. 21, 2003
6471520 Model of complex structure and method of making the same Oct. 29, 2002
6320024 Method for design of substances that enhance memory and improve the quality of life Nov. 20, 2001
6241572 Manipulable beaded string Jun. 5, 2001
5947745 Atomic model of simultaneous electron-pair-sharing and allosterism Sep. 7, 1999
5420805 Method and apparatus for designing molecular structures using an analytical solution for effective born radii May. 30, 1995
5110297 Assembly system for demonstrating chemical structures May. 5, 1992
RE33785 Geometric modeling kit and method of making same Dec. 31, 1991
5030103 Dynamic molecular model Jul. 9, 1991
4906122 Coupling for molecular models Mar. 6, 1990
4877406 Manipulatable, spherical educational and amusement devices Oct. 31, 1989
4855931 Stochastic method for finding molecular conformations Aug. 8, 1989
4812128 Three-dimensional molecular model Mar. 14, 1989
4810197 Three-dimensional instructional device for teaching physical properties and relationships between basic elements Mar. 7, 1989
4754979 Polygons game Jul. 5, 1988
4702702 Three-dimensional model of molecular structure and a device for disassembly and reassembly of same Oct. 27, 1987
4701131 Geometric modeling kit and method of making same Oct. 20, 1987
4639223 Simulated heart display system Jan. 27, 1987
4622014 Three-dimensional model of molecular structure Nov. 11, 1986
4557482 Puzzle comprising interconnected arcuate channel member Dec. 10, 1985
4496324 Biomembrane demonstration apparatus Jan. 29, 1985
4398888 Molecular model for chemistry Aug. 16, 1983
4348190 Interlocking molecular model system Sep. 7, 1982
4325698 Molecular model for chemistry Apr. 20, 1982
4245920 Interconnectable molecular models and a fastener for connecting same Jan. 20, 1981
4192084 Atomic model Mar. 11, 1980
4030209 Molecular models Jun. 21, 1977
4020566 Molecular models May. 3, 1977
3998003 Construction toy device Dec. 21, 1976
3967388 Mechanical system for visually determining permitted electron distributions within molecules Jul. 6, 1976
3939581 Organic molecular model assembly Feb. 24, 1976











 
 
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