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Class Information
Number: 501/33
Name: Compositions: ceramic > Ceramic compositions > Glass compositions, compositions containing glass other than those wherein glass is a bonding agent, or glass batch forming compositions > Beads
Description: Subject matter wherein the glass is present in the form of discrete lumps or small shaped self-supporting pieces larger than what may be considered as powder or compositions specifically intended to be made into beads.


Sub-classes under this class:

Class Number Class Name Patents
501/34 Reflective 28


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
7585799 Microspheres having a high index of refraction Sep. 8, 2009
7579293 Pavement marking, reflective elements, and methods of making microspheres Aug. 25, 2009
7524779 Microspheres having a high index of refraction Apr. 28, 2009
7513941 Pavement marking, reflective elements, and methods of making micospheres Apr. 7, 2009
7498283 Glass powder and resin composition comprising it Mar. 3, 2009
7494610 Methods for fabricating zeolite micromembranes Feb. 24, 2009
7312168 Glass beads and uses thereof Dec. 25, 2007
7297646 Ceramics comprising Al.sub.2O.sub.3, REO, ZrO.sub.2 and/or HfO.sub.2, and Nb.sub.2O.sub.5 and/or Ta.sub.2O.sub.5 and methods of making the same Nov. 20, 2007
7285508 Glass flake Oct. 23, 2007
7045475 High refractive index glass beads for high retroreflectivity surfaces May. 16, 2006
6914024 Glass beads and uses thereof Jul. 5, 2005
6899827 Inorganic optical taggant and method of making May. 31, 2005
6831028 Antibacterial glass and method for production thereof Dec. 14, 2004
6800574 Glass beads and uses thereof Oct. 5, 2004
6734297 Oligonucleotide labeling reagents May. 11, 2004
6695908 Method of producing aggregate products using glass Feb. 24, 2004
6524703 Decorative vitreous beads and products and methods of making same Feb. 25, 2003
6479417 Glass-ceramic microspheres that impart yellow color to retroreflected light Nov. 12, 2002
6461988 Transparent microspheres Oct. 8, 2002
6379648 Biodegradable glass compositions and methods for radiation therapy Apr. 30, 2002
6245700 Transparent microspheres Jun. 12, 2001
6187913 Covalently crosslinked oligonucleotides, preparation method and synthon which is of use in the method Feb. 13, 2001
5994252 Process for producing spherical metal-oxide powder particles Nov. 30, 1999
5942610 Non-nucleoside 1,3-diol reagents and their use to label or modify synthetic oligonucleotides Aug. 24, 1999
5883029 Compositions comprising fused particulates and methods of making them Mar. 16, 1999
5869152 Silica materials Feb. 9, 1999
5856254 Spherical metal-oxide powder particles and process for their manufacture Jan. 5, 1999
5849055 Process for producing inorganic microspheres Dec. 15, 1998
5783267 Articles of microorganism-laden glass and method of manufacturing the same Jul. 21, 1998
5766501 Tire balancing Jun. 16, 1998
5759930 Substantially spherical particles of lithium silicates with improved mechanical properties and improved surface quality Jun. 2, 1998
5716706 Acid-resistant glass Feb. 10, 1998
5674616 Glass beads having improved fracture toughness Oct. 7, 1997
5641717 Compositions comprising fused particulates and methods of making same Jun. 24, 1997
5591684 Glass bubbles for use as fillers in printed circuit board Jan. 7, 1997
5589427 Substantially spherical particles of lithium silicates with improved mechanical properties and impaired surface quality Dec. 31, 1996
5555342 Planar waveguide and a process for its fabrication Sep. 10, 1996
5500287 Thermal insulating material and method of manufacturing same Mar. 19, 1996
5492870 Hollow ceramic microspheres by sol-gel dehydration with improved control over size and morphology Feb. 20, 1996
5401837 Method for labeling the 3' terminus of a synthetic oligonucleotide using a unique multifunctional controlled pore glass (MF-CPG) reagent in solid phase oligonucleotide synthesis Mar. 28, 1995
5302369 Microspheres for radiation therapy Apr. 12, 1994
5292690 Glass composition for glass bubbles with increased compressive strength Mar. 8, 1994
5290925 Methods, kits, and reactive supports for 3' labeling of oligonucleotides Mar. 1, 1994
5256616 Materials and methods for photocatalyzing oxidation of organic compounds on water Oct. 26, 1993
5217928 Hollow glass spheres Jun. 8, 1993
5176732 Method for making low sodium hollow glass microspheres Jan. 5, 1993
5141813 Multifunctional controlled pore glass reagent for solid phase oligonucleotide synthesis Aug. 25, 1992
5139980 Method for production of inorganic oxide particles Aug. 18, 1992
5100842 Glass compositions Mar. 31, 1992
5077241 Sol gel-derived ceramic bubbles Dec. 31, 1991

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