CELGARD, LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 46108
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM11146
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 9116
 
  
 
B01D SEPARATION 5129
 
  
 
C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 4121
 
  
 
C08J WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER- TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C C08F, C08G or C08H 474
 
  
 
B29D PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE 354
 
  
 
A47L DOMESTIC WASHING OR CLEANING 258
 
  
 
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 290
 
  
 
D01F CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES, OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS 233

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0222,205 SEPARATORS, BATTERIES, SYSTEMS, VEHICLES, AND RELATED METHODSJan 29, 16Aug 03, 17[B29C, H01M, B29D]
2017/0084,898 MEMBRANES, CALENDERED MICROPOROUS MEMBRANES, BATTERY SEPARATORS, AND RELATED METHODSSep 16, 16Mar 23, 17[H01M]
2016/0329,541 COATED OR TREATED MICROPOROUS BATTERY SEPARATORS, RECHARGEABLE LITHIUM BATTERIES, SYSTEMS, AND RELATED METHODS OF MANUFACTURE AND/OR USEMay 05, 16Nov 10, 16[H01M]
2016/0248,066 SEPARATORS FOR HIGH VOLTAGE RECHARGEABLE LITHIUM BATTERIES AND RELATED METHODSFeb 25, 16Aug 25, 16[H01M]
2016/0164,060 COATED SEPARATORS FOR LITHIUM BATTERIES AND RELATED METHODSDec 04, 15Jun 09, 16[H01M]
2015/0377,948 SYSTEM AND METHOD FOR DIFFERENTIATING SHORTING IN A BATTERYJun 30, 15Dec 31, 15[H01M, G01R]
2015/0266,064 EMBOSSED MICROPOROUS MEMBRANE WIPES AND METHODS OF MANUFACTURE AND USE THEREOFMar 19, 15Sep 24, 15[B29C, B08B, A47L, A45D]
2015/0107,042 POROUS MEMBRANE WIPES AND METHODS OF MANUFACTURE AND USEOct 16, 14Apr 23, 15[B29C, B29D, A47L]
2012/0028,086 ULTRA HIGH MELT TEMPERATURE MICROPOROUS HIGH TEMPERATURE BATTERY SEPARATORS AND RELATED METHODSJul 29, 11Feb 02, 12[H01M]
2007/0221,567 Membrane made of a blend of UHMW polyolefinsMar 22, 06Sep 27, 07[B29C, H01M, D01F, B01D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9908317 Multilayer battery separatorsMay 07, 07Mar 06, 18[B29C, H01M, B29K, B29L, B32B]
9790337 Seam tape and methods of manufacture and use thereofMar 23, 15Oct 17, 17[C08J, B29K, B32B]
9783914 Copolymer membranes, fibers, products and methodsNov 05, 13Oct 10, 17[C08F, D01F]
9711771 Porous membranes filled with nano-particles, separators, batteries, and related methodsSep 17, 14Jul 18, 17[H01M]
9666847 Thin battery separators and methodsSep 18, 13May 30, 17[H01M]
9660290 Oxidation resistant separator for a batteryOct 13, 06May 23, 17[H01M]
9570727 Battery separator with Z-direction stabilityOct 18, 05Feb 14, 17[C08J, H01M]
9541384 Method and system for optical camber measurement of flat sheet membranes, films, and websMar 12, 14Jan 10, 17[G01B, B21B]
9453805 X-ray sensitive battery separators and related methodsJan 19, 10Sep 27, 16[H01M, G01N]
9455432 Multilayer hybrid battery separators for lithium ion secondary batteries and methods of making sameMar 14, 14Sep 27, 16[H01M]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0090,480 TESTING AND MEASURING DEVICES, SYSTEMS, COMPONENTS AND METHODSAbandonedOct 20, 11Apr 03, 14[G01N]
2011/0223,486 BIAXIALLY ORIENTED POROUS MEMBRANES, COMPOSITES, AND METHODS OF MANUFACTURE AND USEAbandonedMar 10, 11Sep 15, 11[C08J, C08G, C08F, H01M, B29D, B01D, B32B]
2007/0238,017 Multilayer separator exhibiting improved strength and stabilityAbandonedApr 07, 06Oct 11, 07[B29C, H01M]
2006/0088,769 Battery separator with Z-direction stabilityAbandonedOct 22, 04Apr 27, 06[H01M]
2006/0081,524 Membrane contactor and method of making the sameAbandonedOct 15, 04Apr 20, 06[B01D]
2005/0058,595 Reactor and method for generating hydrogen from a metal hydrideAbandonedSep 15, 03Mar 17, 05[C01B]
2005/0031,943 Battery separator and method of making sameAbandonedAug 07, 03Feb 10, 05[B29C, H01M]
2004/0241,550 Battery separator for lithium polymer batteryAbandonedMay 28, 03Dec 02, 04[H01M]
2004/0166,415 Oxidation resistant separator for a batteryAbandonedFeb 21, 03Aug 26, 04[H01M]
2004/0086,782 Explosion-proof separator for Li-ion secondary batteriesAbandonedNov 01, 02May 06, 04[H01M]
2003/0192,820 Hollow fiber membrane contactorAbandonedApr 28, 03Oct 16, 03[B01D]
2003/0170,521 Proton exchange membrane (PEM) for a fuel cellAbandonedNov 15, 02Sep 11, 03[H01M]
2003/0104,236 Diffusion membraneAbandonedDec 03, 01Jun 05, 03[B32B]
2002/0168,491 Hollow fiber membrane contactor and method for making sameAbandonedMay 08, 01Nov 14, 02[B32B]
6479190 Separator for battery having zinc electrodeExpiredSep 21, 00Nov 12, 02[H01M]
2002/0136,945 Multilayer battery separatorsAbandonedMar 27, 02Sep 26, 02[H01M, B32B]
6287730 Hydrophilic polyolefin having a coating containing a surfactant and an EVOH copolymerExpiredAug 14, 98Sep 11, 01[H01M]
6180280 Trilayer battery separatorExpiredMar 12, 98Jan 30, 01[H01M]
6162843 Crosslinking of polypropylene polymers by irradiationExpiredSep 11, 98Dec 19, 00[C08J, C08F]
6106971 Portable power tool having low rate, rechargeable batteries attached to clothingExpiredSep 07, 99Aug 22, 00[H01M, A41D]

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