HEMASURE, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 8126
 
  
 
A61K PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES 1254
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 1137
 
  
 
C07G COMPOUNDS OF UNKNOWN CONSTITUTION 19
 
  
 
C07K PEPTIDES 1135
 
  
 
C12N MICRO-ORGANISMS OR ENZYMES; COMPOSITIONS THEREOF 1166
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 1205

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6428712 Gravity driven liquid filtration system and method for filtering biological liquidApr 06, 00Aug 06, 02[B01D]
6337026 Leukocyte reduction filtration mediaMar 08, 99Jan 08, 02[B01D]
6251292 Method of preventing air from becoming entrapped within a filtration deviceNov 04, 99Jun 26, 01[B01D]
6015500 Filtration device useable for removal of leukocytes and other blood componentsJul 20, 98Jan 18, 00[B01D]
6010633 Method of preventing air from becoming entrapped within a filtration deviceMar 06, 97Jan 04, 00[B01D]
5902490 Filtration method and device useable for removal of leukocytes and other blood componentsJul 16, 96May 11, 99[.35/, B01D]
5779902 In-line vent filter for automatically draining a biological liquid filtration deviceJul 25, 97Jul 14, 98[B01D]
5472605 Filtration device useable for removal of leukocytes and other blood componentsMar 10, 94Dec 05, 95[B01D]
5462867 Covalent attachment of macromolecules to polysulfones or polyethersulfones modified to contain functionalizable chain endsFeb 02, 94Oct 31, 95[C12N, C07C, G01N, C07K]
RE31268 Method of recovering immunoglobulin using a polyol and an alkanoic acidAug 13, 81Jun 07, 83[A61K, C07G]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2003/0057,147 Filtration device and system for biological fluidsAbandonedSep 24, 01Mar 27, 03[B01D]
6369394 Method and apparatus for irradiating a biological fluidExpiredFeb 26, 99Apr 09, 02[H01J, G01N, A61L]
6274055 In-line liquid filtration device useable for blood, blood products or the likeExpiredDec 20, 99Aug 14, 01[B01D]
6177019 Method and apparatus for removing tumor cells from tumor cell-contaminated stem cell productsExpiredFeb 24, 99Jan 23, 01[B01D]
6159375 Method for removing leukocytes and methylene blue from plasmaExpiredAug 09, 99Dec 12, 00[B01D]
6123859 Method for in-line filtering biological liquidExpiredApr 22, 99Sep 26, 00[B01D]
6030539 In-line liquid filtration device useable for blood, blood products or the likeExpiredNov 19, 97Feb 29, 00[B01D]
5938940 In-line liquid filtration device and method useable for blood and blood productsExpiredJun 10, 98Aug 17, 99[B01D]
5935436 Device for simultaneously removing leukocytes and methylene blue from plasmaExpiredMay 23, 97Aug 10, 99[B01D]
5846427 Extra-lumenal crossflow plasmapheresis devices and method of use thereofExpiredOct 23, 96Dec 08, 98[B01D]
5817237 Process for simultaneously removing leukocytes and methylene blue from plasmaExpiredJun 04, 97Oct 06, 98[B01D]
5798041 In-line liquid filtration device useable for blood, blood products or the likeExpiredSep 06, 95Aug 25, 98[B01D]
5683916 Membrane affinity apparatus and purification methods related theretoExpiredJun 05, 95Nov 04, 97[G01N]
5663043 Method for inactivating non-enveloped viruses using a viricide-potentiating agent with a photoactivatible virucideExpiredJan 04, 95Sep 02, 97[A01N, C12N]
5639376 Process for simultaneously removing leukocytes and methylene blue from plasmaExpiredNov 30, 94Jun 17, 97[B01D]
5456835 Device and process for removing free hemoglobin from bloodExpiredNov 08, 93Oct 10, 95[B01D]
5310688 Method and apparatus for eluting proteins in affinity membrane processExpiredMar 23, 93May 10, 94[G01N, B01D]
5245014 Method for isolating factors VIII from plasma by gel filtration chromatography under group separation conditionsExpiredNov 07, 90Sep 14, 93[C07K]
4978688 Method of treating white blood cellsExpiredMar 24, 89Dec 18, 90[A61K, A01N]
4833165 Method of inactivating HTLV-III virus in bloodExpiredOct 07, 87May 23, 89[A61K]

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