Knauf Fiber Glass GmbH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM3154
 
  
 
C03B MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR SLAG WOOL; SUPPLEMENTARY PROCESSES IN THE MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR SLAG WOOL 245
 
  
 
B23B TURNING; BORING 151
 
  
 
C03C CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS159
 
  
 
E04B GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS 146
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL169

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7097728 Frangible fiberglass insulation battsSep 25, 03Aug 29, 06[B23B]
6979381 Frangible fiberglass insulation battsApr 04, 03Dec 27, 05[B32B]
6960276 Frangible fiberglass insulation battsSep 25, 03Nov 01, 05[F16L]
6923883 Frangible fiberglass insulation battsSep 25, 03Aug 02, 05[E04B, B32B]
5601629 Apparatus for producing a fiberglass pack with two steps of binder applicationDec 16, 94Feb 11, 97[C03B]
5324337 Method for producing fiber productDec 29, 92Jun 28, 94[C03C, C03B, B32B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2006/0013,985 Frangible fiberglass insulation battsAbandonedSep 19, 05Jan 19, 06[B65D]
2001/0023,565 Insulation boardAbandonedMar 20, 01Sep 27, 01[E04B, E04D]
5783268 High air velocity duct board having minimal turbulenceExpiredNov 21, 96Jul 21, 98[F16L, B32B]
5194206 Process for the manufacture of ceiling tileExpiredOct 02, 89Mar 16, 93[B28B]
5076985 Method for forming ceiling tileExpiredOct 02, 89Dec 31, 91[B28B, B29C, D21J]
5055889 Lateral varactor with staggered punch-through and method of fabricationExpiredOct 31, 89Oct 08, 91[H01L]
4778700 Fiber glass productExpiredJun 20, 86Oct 18, 88[B32B]
4261720 Method and system for purifying fiber-resin emissionsExpiredNov 20, 79Apr 14, 81[C03C, C03B]

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