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IT94 patents

Top patents by PatentIndex Score

US5676964AOct 14, 1997

Crosslinked carboxy polysaccharides

FIDIA SPA222 citations99
US5442053AAug 15, 1995

Salts and mixtures of hyaluronic acid with pharmaceutically active substances, pharmaceutical compositions containing the same and methods for administration of such compositions

FIDIA SPA175 citations99
US5166331ANov 24, 1992

Hyaluronics acid fractions, methods for the preparation thereof, and pharmaceutical compositions containing same

FIDIA SPA219 citations99
US4965353AOct 23, 1990

Polysaccharide esters and their salts

FIDIA SPA160 citations99
US4957744ASep 18, 1990

Cross-linked esters of hyaluronic acid

FIDIA SPA327 citations99
US4851521AJul 25, 1989

Esters of hyaluronic acid

FIDIA SPA394 citations99
US6224857B1May 1, 2001

Pharmaceutical preparations comprised of salts of hyaluronic acid with local anaesthetics

FIDIA SPA140 citations98
US5326356AJul 5, 1994

Biocompatible perforated membranes, processes for their preparation, their use as a support in the in vitro growth of epithelial cells, the artificial skin obtained in this manner, and its use in skin grafts

FIDIA SPA359 citations98
US5925626AJul 20, 1999

Hyaluronic acid fractions having pharmaceutical activity, and pharmaceutical compositions containing the same

FIDIA SPA74 citations96
US5735863AApr 7, 1998

Biodegradable and bioabsorbable guide channels for use in nerve treatment and regeneration

FIDIA SPA61 citations96
US5631241AMay 20, 1997

Pharmaceutical compositions containing hyaluronic acid fractions

FIDIA SPA35 citations96
US5336767AAug 9, 1994

Total or partial esters of hyaluronic acid

FIDIA SPA91 citations96
US5202431AApr 13, 1993

Partial esters of hyaluronic acid

FIDIA SPA91 citations96
US5122598AJun 16, 1992

Polysaccharide esters

FIDIA SPA54 citations96
US4736024AApr 5, 1988

Process for preparing salt of hyaluronic acid with a pharmaceutically active substance

FIDIA SPA117 citations96
US4452811AJun 5, 1984

Monohalogenated derivatives of 7-hydroxy-coumarin, pharmaceutical compositions containing the same and methods of using said compositions

FIDIA SPA42 citations96
US5658331AAug 19, 1997

Biocompatible perforated membranes, processes for their preparation, their use as a support in the in vitro growth of epithelial cells, the artificial skin obtained in this manner, and its use in skin grafts

FIDIA SPA94 citations95
US5503848AApr 2, 1996

Spongy material consisting essentially of hyaluronic acid or its derivatives, and its use in microsurgery

FIDIA SPA92 citations94
US5879359AMar 9, 1999

Biodegradable guide channels comprised of esters of hyaluronic acid for use in tissue repair as surgical aids

FIDIA SPA71 citations93
US5646129AJul 8, 1997

Method of using low molecular weight hyaluronic acid for stimulating bone formation

FIDIA SPA34 citations93
US5416205AMay 16, 1995

New esters of alginic acid

FIDIA SPA24 citations93
US5336668AAug 9, 1994

Esters of alginic acid

FIDIA SPA25 citations93
US5264424ANov 23, 1993

Modified gangliosides and the functional derivatives thereof

FIDIA SPA33 citations93
US5218094AJun 8, 1993

Neuronotrophic factor derived from mammalian brain tissue

FIDIA SPA24 citations93
US4713374ADec 15, 1987

Ganglioside derivatives

FIDIA SPA33 citations93
US4593091AJun 3, 1986

Method for preparing ganglioside derivatives and use thereof in pharmaceutical compositions

FIDIA SPA34 citations93
US4476119AOct 9, 1984

Method for preparing ganglioside derivatives and use thereof in pharmaceutical compositions

FIDIA SPA41 citations93
US6066340AMay 23, 2000

Process for the preparation of microspheres containing biologically active components

FIDIA SPA22 citations92
US5650164AJul 22, 1997

Process for preparing artificial skin with biocompatible perforated membranes

FIDIA SPA32 citations92
US5559104ASep 24, 1996

Procedure for the purification of hyaluronic acid and fraction of pure hyaluronic acid for ophthalmic use

FIDIA SPA34 citations92
US5538730AJul 23, 1996

Carboxylic polysaccharide derivatives

FIDIA SPA38 citations92
US5210185AMay 11, 1993

Human nerve growth factor

FIDIA SPA29 citations92
US4940694AJul 10, 1990

Therapeutic use of GM1 in severe cerebral ischemic strokes pathologies

FIDIA SPA23 citations92
US6251876B1Jun 26, 2001

Autocross-linked hyaluronic acid and related pharmaceutical compositions for the treatment of arthropathies

FIDIA SPA78 citations91
US5457034AOct 10, 1995

Vectors for expression of NGF in eukaryotic cells

FIDIA SPA26 citations91
US6615102B1Sep 2, 2003

Process and system for compensating static errors on numerically controlled machine tools

FIDIA SPA27 citations90
US5376934ADec 27, 1994

Keyboard for the remote control of machine tools and the like

FIDIA SPA21 citations85
US7245982B2Jul 17, 2007

System and process for measuring, compensating and testing numerically controlled machine tool heads and/or tables

FIDIA SPA16 citations82
US5519007AMay 21, 1996

Lysosphingolipid derivatives

FIDIA SPA18 citations82
US5147861ASep 15, 1992

Esters of alginic acid

FIDIA SPA20 citations82
US4849413AJul 18, 1989

Ganglioside derivatives

FIDIA SPA18 citations82
US4737517AApr 12, 1988

Coumarin derivatives, pharmaceutical compositions containing the same, and the use thereof in the treatment of cancer

FIDIA SPA18 citations82
US4639437AJan 27, 1987

Kit or device and method for administering gangliosides and derivatives thereof by inhalation and pharmaceutical compositions suitable therefor

FIDIA SPA21 citations82
US4595680AJun 17, 1986

Pharmaceutical compositions and method for preparing phosphatidylserine compositions useful in treating central nervous system disorders without effects on blood coagulation

FIDIA SPA19 citations82
US5930143AJul 27, 1999

Equipment for measuring the dimensions of tools of machines for mechanical working

FIDIA SPA17 citations77
US6039970AMar 21, 2000

Process for the preparation of microspheres containing biologically active components

FIDIA SPA11 citations74
US5521164AMay 28, 1996

Method for the preparation and purification of a mixture of glycosphingolipids free from contamination by non-conventional viruses

FIDIA SPA10 citations74
US5466461ANov 14, 1995

Polysaccharide esters

FIDIA SPA12 citations74
US5424294AJun 13, 1995

Modified gangliosides and the functional derivatives thereof

FIDIA SPA5 citations74
US5264422ANov 23, 1993

Esters of alginic acid with steroidal alcohols

FIDIA SPA8 citations74

Showing the top 50 of 94 patents by PatentIndex Score.