ITMI912207A1 - Materiale spugnoso essenzialmente costituito da acido ialuronico, o suoi derivati - Google Patents
Materiale spugnoso essenzialmente costituito da acido ialuronico, o suoi derivatiInfo
- Publication number
- ITMI912207A1 ITMI912207A1 IT002207A ITMI912207A ITMI912207A1 IT MI912207 A1 ITMI912207 A1 IT MI912207A1 IT 002207 A IT002207 A IT 002207A IT MI912207 A ITMI912207 A IT MI912207A IT MI912207 A1 ITMI912207 A1 IT MI912207A1
- Authority
- IT
- Italy
- Prior art keywords
- derivatives
- hyaluronic acid
- essentially constituted
- spongy material
- material essentially
- Prior art date
Links
- KIUKXJAPPMFGSW-DNGZLQJQSA-N (2S,3S,4S,5R,6R)-6-[(2S,3R,4R,5S,6R)-3-Acetamido-2-[(2S,3S,4R,5R,6R)-6-[(2R,3R,4R,5S,6R)-3-acetamido-2,5-dihydroxy-6-(hydroxymethyl)oxan-4-yl]oxy-2-carboxy-4,5-dihydroxyoxan-3-yl]oxy-5-hydroxy-6-(hydroxymethyl)oxan-4-yl]oxy-3,4,5-trihydroxyoxane-2-carboxylic acid Chemical compound CC(=O)N[C@H]1[C@H](O)O[C@H](CO)[C@@H](O)[C@@H]1O[C@H]1[C@H](O)[C@@H](O)[C@H](O[C@H]2[C@@H]([C@@H](O[C@H]3[C@@H]([C@@H](O)[C@H](O)[C@H](O3)C(O)=O)O)[C@H](O)[C@@H](CO)O2)NC(C)=O)[C@@H](C(O)=O)O1 KIUKXJAPPMFGSW-DNGZLQJQSA-N 0.000 title 1
- 229920002674 hyaluronan Polymers 0.000 title 1
- 229960003160 hyaluronic acid Drugs 0.000 title 1
- 239000000463 material Substances 0.000 title 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/70—Carbohydrates; Sugars; Derivatives thereof
- A61K31/715—Polysaccharides, i.e. having more than five saccharide radicals attached to each other by glycosidic linkages; Derivatives thereof, e.g. ethers, esters
- A61K31/726—Glycosaminoglycans, i.e. mucopolysaccharides
- A61K31/728—Hyaluronic acid
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
- A61L15/28—Polysaccharides or their derivatives
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
- A61L15/425—Porous materials, e.g. foams or sponges
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
- A61L31/04—Macromolecular materials
- A61L31/042—Polysaccharides
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
- A61P1/02—Stomatological preparations, e.g. drugs for caries, aphtae, periodontitis
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P17/00—Drugs for dermatological disorders
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/02—Drugs for disorders of the nervous system for peripheral neuropathies
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P27/00—Drugs for disorders of the senses
- A61P27/16—Otologicals
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2201/00—Foams characterised by the foaming process
- C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
- C08J2201/05—Elimination by evaporation or heat degradation of a liquid phase
- C08J2201/0504—Elimination by evaporation or heat degradation of a liquid phase the liquid phase being aqueous
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2305/00—Characterised by the use of polysaccharides or of their derivatives not provided for in groups C08J2301/00 or C08J2303/00
- C08J2305/08—Chitin; Chondroitin sulfate; Hyaluronic acid; Derivatives thereof
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S424/00—Drug, bio-affecting and body treating compositions
- Y10S424/07—Microporous membranes
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
- Epidemiology (AREA)
- Medicinal Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Pharmacology & Pharmacy (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Chemical & Material Sciences (AREA)
- Hematology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Surgery (AREA)
- Vascular Medicine (AREA)
- Polymers & Plastics (AREA)
- Dispersion Chemistry (AREA)
- Dermatology (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Neurosurgery (AREA)
- Neurology (AREA)
- Molecular Biology (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Medicinal Preparation (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Materials For Medical Uses (AREA)
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITMI912207A IT1251151B (it) | 1991-08-05 | 1991-08-05 | Materiale spugnoso essenzialmente costituito da acido ialuronico,o suoi derivati |
TW081106130A TW215903B (it) | 1991-08-05 | 1992-08-03 | |
EP92113212A EP0526865A1 (en) | 1991-08-05 | 1992-08-03 | Spongy material consisting essentially of hyaluronic acid or its derivatives, and its use in microsurgery |
MX9204517A MX9204517A (es) | 1991-08-05 | 1992-08-04 | Material esponjoso formado esencialmente por acido hialuronico o sus derivados, y su uso en microcirugia. |
BR929203032A BR9203032A (pt) | 1991-08-05 | 1992-08-04 | Material esponjoso de liberacao lenta,processo para preparar o mesmo,preparacoes farmaceuticas e processo terapeutico |
KR1019920013969A KR930003921A (ko) | 1991-08-05 | 1992-08-04 | 필수적으로 히알루론산 또는 이의 유도체로 이루어진 해면상 물질, 및 현미수술시 이의 용도 |
JP4207881A JPH05255124A (ja) | 1991-08-05 | 1992-08-04 | ヒアルロン酸又はその誘導体から実質的に構成されるスポンジ物質 |
US07/925,073 US5503848A (en) | 1991-08-05 | 1992-08-05 | Spongy material consisting essentially of hyaluronic acid or its derivatives, and its use in microsurgery |
CA002075340A CA2075340A1 (en) | 1991-08-05 | 1992-08-05 | Spongy material consisting essentially of hyaluronic acid or its derivatives, and its use in microsurgery |
AU20840/92A AU654027B2 (en) | 1991-08-05 | 1992-08-05 | Spongy material consisting essentially of hyaluronic acid or its derivatives, and its use in microsurgery |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITMI912207A IT1251151B (it) | 1991-08-05 | 1991-08-05 | Materiale spugnoso essenzialmente costituito da acido ialuronico,o suoi derivati |
Publications (3)
Publication Number | Publication Date |
---|---|
ITMI912207A0 ITMI912207A0 (it) | 1991-08-05 |
ITMI912207A1 true ITMI912207A1 (it) | 1993-02-06 |
IT1251151B IT1251151B (it) | 1995-05-04 |
Family
ID=11360538
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITMI912207A IT1251151B (it) | 1991-08-05 | 1991-08-05 | Materiale spugnoso essenzialmente costituito da acido ialuronico,o suoi derivati |
Country Status (10)
Country | Link |
---|---|
US (1) | US5503848A (it) |
EP (1) | EP0526865A1 (it) |
JP (1) | JPH05255124A (it) |
KR (1) | KR930003921A (it) |
AU (1) | AU654027B2 (it) |
BR (1) | BR9203032A (it) |
CA (1) | CA2075340A1 (it) |
IT (1) | IT1251151B (it) |
MX (1) | MX9204517A (it) |
TW (1) | TW215903B (it) |
Families Citing this family (46)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1260154B (it) * | 1992-07-03 | 1996-03-28 | Lanfranco Callegaro | Acido ialuronico e suoi derivati in polimeri interpenetranti (ipn) |
IT1263144B (it) * | 1993-02-04 | 1996-08-01 | Lanfranco Callegaro | Composizioni farmaceutiche comprendenti materiale spugnoso costituito da derivati esterei dell'acido ialuronico in associazione con altre sostanze farmacologicamente attive |
US6080092A (en) * | 1994-10-06 | 2000-06-27 | Xomed Surgical Products, Inc. | Industrial cleaning sponge |
US6130264A (en) | 1994-10-06 | 2000-10-10 | Xomed Surgical Products, Inc. | Synthetic sponge and surgical spear comprising synthetic sponge |
IT1282207B1 (it) * | 1995-11-20 | 1998-03-16 | Fidia Advanced Biopolymers Srl | Sistemi di coltura di cellule staminali di midollo osseo umano in matrici tridimensionali costituiti da esteri dell'acido ialuronico |
US6099952A (en) * | 1998-02-18 | 2000-08-08 | Xomed Surgical Products, Inc. | Medical sponge having mucopolysaccharide coating |
US5976150A (en) * | 1998-08-25 | 1999-11-02 | Alcon Laboratories, Inc. | Intraocular lens injection system |
US6120484A (en) * | 1999-02-17 | 2000-09-19 | Silverstein; Herbert | Otological implant for delivery of medicament and method of using same |
AU2002230102B9 (en) * | 2001-01-31 | 2008-05-01 | Seikagaku Corporation | Crosslinked polysaccharide sponge |
US7923431B2 (en) | 2001-12-21 | 2011-04-12 | Ferrosan Medical Devices A/S | Haemostatic kit, a method of preparing a haemostatic agent and a method of promoting haemostatis |
AU2003255892B2 (en) * | 2002-08-07 | 2008-02-21 | Laboratoire Medidom S.A. | Process for preparing a sterile high molecular weight hyaluronic acid formulation |
CA2509914A1 (en) * | 2002-12-11 | 2004-06-24 | Ferrosan A/S | Gelatine-based materials as swabs |
JP2007519450A (ja) * | 2004-01-30 | 2007-07-19 | フェロサン アー/エス | 止血用のスプレーおよび組成物 |
CN101001649B (zh) * | 2004-07-09 | 2011-08-31 | 弗罗桑医疗设备公司 | 包括透明质酸的止血组合物及其制备方法 |
JP2006342207A (ja) * | 2005-06-07 | 2006-12-21 | Toshiba Corp | 発泡材料組成物、発泡材料、および発泡材料の再生方法 |
US8377468B2 (en) | 2006-08-28 | 2013-02-19 | Rexaderm, Inc. | Dry wound dressing and drug delivery system |
US8257455B2 (en) | 2007-07-30 | 2012-09-04 | Korea Institute Of Machinery & Materials | Plasma burner and diesel particulate filter trap |
CN102014973A (zh) | 2008-02-29 | 2011-04-13 | 弗罗桑医疗设备公司 | 用于促进止血和/或伤口愈合的装置 |
EP2278999A4 (en) | 2008-04-21 | 2015-04-22 | Otonomy Inc | EARLY TREATMENT FORMULATIONS FOR THE TREATMENT OF EARLY DISEASES AND DRESSES |
US11969501B2 (en) | 2008-04-21 | 2024-04-30 | Dompé Farmaceutici S.P.A. | Auris formulations for treating otic diseases and conditions |
KR101477329B1 (ko) | 2008-05-14 | 2014-12-29 | 오토노미, 인코포레이티드 | 귀 질환 치료를 위한 제어 방출형 코르티코스테로이드 조성물 및 방법 |
US8648119B2 (en) * | 2008-05-23 | 2014-02-11 | Otonomy, Inc. | Controlled release immunomodulator compositions and methods for the treatment of otic disorders |
US8846770B2 (en) * | 2008-06-18 | 2014-09-30 | Otonomy, Inc. | Controlled release aural pressure modulator compositions and methods for the treatment of OTIC disorders |
WO2010011466A2 (en) | 2008-06-27 | 2010-01-28 | Otonomy, Inc. | Controlled-release cns modulating compositions and methods for the treatment of otic disorders |
US8349353B2 (en) * | 2008-06-27 | 2013-01-08 | Otonomy, Inc. | Controlled release cytotoxic agent compositions and methods for the treatment of otic disorders |
CA2730847A1 (en) * | 2008-07-14 | 2010-01-21 | Otonomy, Inc. | Controlled-release apoptosis modulating compositions and methods for the treatment of otic disorders |
US8318817B2 (en) | 2008-07-21 | 2012-11-27 | Otonomy, Inc. | Controlled release antimicrobial compositions and methods for the treatment of otic disorders |
US20100016450A1 (en) * | 2008-07-21 | 2010-01-21 | Otonomy, Inc. | Controlled release delivery devices for the treatment of otic disorders |
US8399018B2 (en) * | 2008-07-21 | 2013-03-19 | Otonomy, Inc. | Controlled release ion channel modulator compositions and methods for the treatment of otic disorders |
US8496957B2 (en) * | 2008-07-21 | 2013-07-30 | Otonomy, Inc | Controlled release auris sensory cell modulator compositions and methods for the treatment of otic disorders |
CN102105133B (zh) * | 2008-07-21 | 2015-06-17 | 奥德纳米有限公司 | 控制释放型耳结构调节和先天性免疫系统调节组合物以及治疗耳部病症的方法 |
US8784870B2 (en) * | 2008-07-21 | 2014-07-22 | Otonomy, Inc. | Controlled release compositions for modulating free-radical induced damage and methods of use thereof |
WO2010048095A2 (en) | 2008-10-22 | 2010-04-29 | House Ear Institute | Treatment and/or prevention of inner ear conditions by modulation of a metabotropic glutamate receptor |
JP5620387B2 (ja) * | 2009-09-02 | 2014-11-05 | テルモ株式会社 | 多孔質構造体 |
CA2865349C (en) | 2012-03-06 | 2021-07-06 | Ferrosan Medical Devices A/S | Pressurized container containing haemostatic paste |
EP2825216B1 (en) | 2012-06-12 | 2015-08-19 | Ferrosan Medical Devices A/S | Dry haemostatic composition |
WO2014056841A1 (en) | 2012-10-09 | 2014-04-17 | Sigma-Tau Industrie Farmaceutiche Riunite S.P.A. | Modified hyaluronic acid derivatives and use thereof |
CN105358071B (zh) | 2013-06-21 | 2018-07-31 | 弗罗桑医疗设备公司 | 真空膨胀的干组合物和用于保留该干组合物的注射器 |
CN105682742A (zh) | 2013-08-27 | 2016-06-15 | 奥德纳米有限公司 | 小儿耳部病症的治疗 |
CN105828844B (zh) | 2013-12-11 | 2019-09-27 | 弗罗桑医疗设备公司 | 包含挤出增强剂的干组合物 |
CN106999621B (zh) | 2014-10-13 | 2020-07-03 | 弗罗桑医疗设备公司 | 用于止血和伤口愈合的干组合物 |
AU2015371184B2 (en) | 2014-12-24 | 2020-06-25 | Ferrosan Medical Devices A/S | Syringe for retaining and mixing first and second substances |
BR112017027695A2 (pt) | 2015-07-03 | 2018-09-04 | Ferrosan Medical Devices As | seringa para retenção e mistura de primeira e segunda substâncias |
US10842741B2 (en) | 2016-07-27 | 2020-11-24 | Ritapharma, Co., Ltd. | Oral mucosa application material and method for producing same therefor |
US11040004B2 (en) | 2016-09-16 | 2021-06-22 | Otonomy, Inc. | Otic gel formulations for treating otitis externa |
ES2968412T3 (es) | 2018-05-09 | 2024-05-09 | Ferrosan Medical Devices As | Método para preparar una composición hemostática |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2915309A1 (de) * | 1979-04-14 | 1980-10-30 | Behringwerke Ag | Verfahren zur bestimmung von anti-hyaluronidase und hierfuer verwendbares mittel |
US4490351A (en) * | 1982-03-15 | 1984-12-25 | Children's Hospital Medical Center | Methods of treating disorders of an eye with liquid perfluorocarbons |
EP0138572B1 (en) * | 1983-10-11 | 1990-07-25 | FIDIA S.p.A. | Hyaluronic acid fractions having pharmaceutical activity, methods for preparation thereof, and pharmaceutical compositions containing the same |
MX163953B (es) * | 1984-03-27 | 1992-07-03 | Univ New Jersey Med | Procedimiento para preparar una matriz biodegradable a base de colageno |
SE8501022L (sv) * | 1985-03-01 | 1986-09-02 | Pharmacia Ab | Format alster och forfarande for dess framstellning |
US4851521A (en) * | 1985-07-08 | 1989-07-25 | Fidia, S.P.A. | Esters of hyaluronic acid |
DK505488D0 (da) * | 1987-12-21 | 1988-09-09 | Bar Shalom Daniel | Middel og anvendelse af samme |
FR2650180B1 (fr) * | 1989-07-31 | 1995-03-03 | Chisso Corp | Procede de production d'une feuille facilement soluble dans l'eau a base d'acide hyaluronique ou de hyaluronate et feuille ainsi obtenue |
-
1991
- 1991-08-05 IT ITMI912207A patent/IT1251151B/it active IP Right Grant
-
1992
- 1992-08-03 TW TW081106130A patent/TW215903B/zh active
- 1992-08-03 EP EP92113212A patent/EP0526865A1/en not_active Ceased
- 1992-08-04 JP JP4207881A patent/JPH05255124A/ja active Pending
- 1992-08-04 MX MX9204517A patent/MX9204517A/es unknown
- 1992-08-04 KR KR1019920013969A patent/KR930003921A/ko not_active Application Discontinuation
- 1992-08-04 BR BR929203032A patent/BR9203032A/pt not_active Application Discontinuation
- 1992-08-05 CA CA002075340A patent/CA2075340A1/en not_active Abandoned
- 1992-08-05 US US07/925,073 patent/US5503848A/en not_active Expired - Lifetime
- 1992-08-05 AU AU20840/92A patent/AU654027B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
US5503848A (en) | 1996-04-02 |
KR930003921A (ko) | 1993-03-22 |
CA2075340A1 (en) | 1993-02-06 |
BR9203032A (pt) | 1993-03-30 |
ITMI912207A0 (it) | 1991-08-05 |
AU2084092A (en) | 1993-02-11 |
IT1251151B (it) | 1995-05-04 |
JPH05255124A (ja) | 1993-10-05 |
AU654027B2 (en) | 1994-10-20 |
MX9204517A (es) | 1993-03-01 |
TW215903B (it) | 1993-11-11 |
EP0526865A1 (en) | 1993-02-10 |
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