Virus Research Institute, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A61K PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES 2253
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF277
 
  
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 2114
 
  
 
A01N PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF 194
 
  
 
C07F ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM, OR TELLURIUM 169
 
  
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 1119
 
  
 
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
5869016 Production of polyorganophosphazenes having desired molecular weightsJun 18, 97Feb 09, 99[C01B]
5842471 Purification of polyphosphazene polyacidsMay 14, 97Dec 01, 98[C08G]
5814704 Recovery of polyphosphazene polyacids or acids salts thereofMar 04, 97Sep 29, 98[C08L]
5807757 Preparation of ionically cross-linked polyphosphazene microspheresy by coacervationJul 02, 96Sep 15, 98[A01N, C12N, G01N]
5760271 Production of polyorganophosphazenesAug 18, 97Jun 02, 98[C07F]
5707597 Polyhalophosphazene solutions stable against gelationNov 13, 96Jan 13, 98[C01B, C08L]
5529777 Hydrogel microencapsulated vaccinesNov 04, 93Jun 25, 96[A61K]
5494673 Phosphazene polyelectrolytes as immunoadjuvantsJul 11, 94Feb 27, 96[A61K]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6238887 Ribosome recycling factor (FRR) of Staphylococcus aureusExpiredMar 19, 99May 29, 01[C12N]
6211161 UDP-N-acetylmuramoyl-l-alanine:D-glutamate ligase (MURD) of staphylococcus aureusExpiredMar 19, 99Apr 03, 01[A61K, C07H, C12N]
6197549 AmaExpiredMar 19, 99Mar 06, 01[C07H, C12N]
6146863 Staphylococcus aureus 3-hydroxyacyl-CoA dehydrogenaseExpiredMar 18, 99Nov 14, 00[C07H, C12N]
6126937 ClpLExpiredMar 19, 99Oct 03, 00[A61K, C12N, C07M]
5891444 HIV-1 prophylactic composition and methodExpiredJun 07, 95Apr 06, 99[A61K]
5855895 Polyphosphazene polyelectrolyte immunoadjuvantsExpiredJun 07, 95Jan 05, 99[A61K]
5562909 Phosphazene polyelectrolytes as immunoadjuvantsExpiredJul 12, 93Oct 08, 96[A61K]

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