DPOINT TECHNOLOGIES INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 9125
 
  
 
F24F AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING 738
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM3154
 
  
 
F28D HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT 342
 
  
 
B31D MAKING OTHER PAPER ARTICLES 210
 
  
 
B29D PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE 156
 
  
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 1119
 
  
 
C08J WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER- TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C C08F, C08G or C08H 177
 
  
 
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 191
 
  
 
D01D MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES, OR RIBBONS126

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9517433 Selective water vapour transport membranes comprising a nanofibrous layer and methods for making the sameNov 06, 14Dec 13, 16[D01D, B29D, F24F, D01F, B01D, B32B]
9255744 Coated membranes for enthalpy exchange and other applicationsMay 17, 10Feb 09, 16[F23L, F28D, F24F, B01D]
9046309 Cross-pleated membrane cartridges, and method and apparatus for making cross-pleated membrane cartridgesAug 05, 14Jun 02, 15[H01M, F28D, F28F, B31D, F24F, B01D, B32B]
8936668 Selective water vapour transport membranes comprising a nanofibrous layer and methods for making the sameJun 07, 12Jan 20, 15[B29D, F24F, B01D]
8828119 Cross-pleated membrane cartridges, and method and apparatus for making cross-pleated membrane cartridgesNov 12, 13Sep 09, 14[H01M, F28D, B31D, F24F, B01D, B32B]
8603218 Cross-pleated membrane cartridges, and method and apparatus for making cross-pleated membrane cartridgesJun 19, 13Dec 10, 13[B01D]
8486178 Cross-pleated membrane cartridges, and method and apparatus for making cross-pleated membrane cartridgesMar 12, 12Jul 16, 13[B01D]
8157891 Cross-pleated membrane cartridges, and method and apparatus for making cross-pleated membrane cartridgesJan 14, 09Apr 17, 12[B01D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8906136 Selective water vapour transport membranes comprising a nanofibrous layer and methods for making the sameWithdrawnJun 07, 12Dec 09, 14[B29D, F24F, B01D]
2014/0326,432 COUNTER-FLOW ENERGY RECOVERY VENTILATOR (ERV) COREAbandonedDec 19, 12Nov 06, 14[F24F]
2008/0085,437 Pleated heat and humidity exchanger with flow field elementsAbandonedSep 28, 07Apr 10, 08[H01M, B01F]

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