KOPPERS PERFORMANCE CHEMICALS INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A01N PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF 2075
 
  
 
B27K PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR 121
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 780
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM7150
 
  
 
C09D COATING COMPOSITIONS, e.g. PAINTS, VARNISHES, LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR 785
 
  
 
C07F ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM, OR TELLURIUM 565
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR590
 
  
 
A61K PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES 4251
 
  
 
A01P BIOCIDAL, PEST REPELLANT, PEST ATTRACTANT OR PLANT GROWTH REGULATORY ACTIVITY OF CHEMICAL COMPOUNDS OR PREPARATIONS 114
 
  
 
B27L REMOVING BARK OR VESTIGES OF BRANCHES 17

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2013/0022,829 OIL BORNE WOOD PRESERVING COMPOSITION FOR TREATMENT OF POLES, POSTS, PILING, CROSSTIES AND OTHER WOODED STRUCTURESSep 30, 09Jan 24, 13[A01P, A01N, B27K, B32B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9775350 Micronized wood preservative formulations in organic carriersJun 16, 11Oct 03, 17[A01N, C09D, B27K]
9669564 Methods of conferring fire retardancy to wood and fire-retardant wood productsJul 10, 14Jun 06, 17[C09K, B05D, B27K]
9314030 Particulate wood preservative and method for producing sameMar 26, 14Apr 19, 16[A01N, C09D]
9266251 Compositions and methods for treating cellulose-based materials with micronized additivesJan 29, 15Feb 23, 16[A01N, C09D, B27K]
9079328 Micronized wood preservative formulationsApr 28, 14Jul 14, 15[A01N, B27K]
9023428 Method of delivering compositions to substratesApr 12, 13May 05, 15[A61K, B05D, B27K]
8974854 Compositions and methods for treating cellulose-based materials with micronized additivesNov 01, 13Mar 10, 15[A01N, B05D, C09D, B27K]
8871277 Particulate wood preservative and method for producing the sameFeb 26, 13Oct 28, 14[A01N, C09D, B27K]
8778407 Micronized wood preservative formulationsMay 14, 08Jul 15, 14[A01N]
8763272 Solvent recoveryApr 27, 10Jul 01, 14[F26B, B27K]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0226,663 METHODS AND SYSTEMS FOR THE DETERMINATION OF PRESERVATIVE PENETRATION IN WOODAbandonedFeb 07, 14Aug 13, 15[G01N]
2015/0144,027 PARTICULATE WOOD PRESERVATIVE AND METHOD FOR PRODUCING THE SAMEAbandonedJul 30, 14May 28, 15[A01N]
2015/0090,158 SOLVENT RECOVERYAbandonedMay 16, 14Apr 02, 15[B27K]
2013/0136,849 SUB-MICRON COMPOSITIONSAbandonedAug 01, 11May 30, 13[A01N]
2009/0280,345 COMPOSITIONS FOR USE IN TREATING ORGANIC SUBSTANCESAbandonedFeb 22, 06Nov 12, 09[B27K, B32B]
2009/0162,410 Process for preparing fine particle dispersion for wood preservationAbandonedFeb 25, 08Jun 25, 09[A01P, B02C, A01N]
2008/0210,121 Micronized wood preservative formulationsAbandonedMay 14, 08Sep 04, 08[C09D]
2008/0022,548 Treatment ProcessAbandonedNov 19, 04Jan 31, 08[F26B]

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