BR112015029779A2 - processo para a produção de uma quitosana alcalina com baixo teor de endotoxinas, quitina ou um derivado das mesmas, quitosana alcalina, processo para a produção de uma quitosana neutra com baixo teor de endotoxinas, um sal de quitosana ou um derivado de quitosana, quitosana neutra, uso de um sal de quitosana com baixo teor de endotoxinas, curativo hemostático para ferida, e, método de conter fluxo de sangue - Google Patents

processo para a produção de uma quitosana alcalina com baixo teor de endotoxinas, quitina ou um derivado das mesmas, quitosana alcalina, processo para a produção de uma quitosana neutra com baixo teor de endotoxinas, um sal de quitosana ou um derivado de quitosana, quitosana neutra, uso de um sal de quitosana com baixo teor de endotoxinas, curativo hemostático para ferida, e, método de conter fluxo de sangue

Info

Publication number
BR112015029779A2
BR112015029779A2 BR112015029779A BR112015029779A BR112015029779A2 BR 112015029779 A2 BR112015029779 A2 BR 112015029779A2 BR 112015029779 A BR112015029779 A BR 112015029779A BR 112015029779 A BR112015029779 A BR 112015029779A BR 112015029779 A2 BR112015029779 A2 BR 112015029779A2
Authority
BR
Brazil
Prior art keywords
chitosan
low endotoxin
derivative
production
alkaline
Prior art date
Application number
BR112015029779A
Other languages
English (en)
Other versions
BR112015029779A8 (pt
Inventor
June Gladman
Craig Hardy
Andrew Hoggarth
Original Assignee
Medtrade Products Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Medtrade Products Ltd filed Critical Medtrade Products Ltd
Publication of BR112015029779A2 publication Critical patent/BR112015029779A2/pt
Publication of BR112015029779A8 publication Critical patent/BR112015029779A8/pt

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08BPOLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/0003General processes for their isolation or fractionation, e.g. purification or extraction from biomass
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/70Carbohydrates; Sugars; Derivatives thereof
    • A61K31/715Polysaccharides, i.e. having more than five saccharide radicals attached to each other by glycosidic linkages; Derivatives thereof, e.g. ethers, esters
    • A61K31/716Glucans
    • A61K31/722Chitin, chitosan
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS 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
    • A61L15/00Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/22Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/28Polysaccharides or their derivatives
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS 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
    • A61L15/00Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/40Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing ingredients of undetermined constitution or reaction products thereof, e.g. plant or animal extracts
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS 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
    • A61L26/00Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form
    • A61L26/0009Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form containing macromolecular materials
    • A61L26/0023Polysaccharides
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS 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
    • A61L26/00Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form
    • A61L26/0061Use of materials characterised by their function or physical properties
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P17/00Drugs for dermatological disorders
    • A61P17/02Drugs for dermatological disorders for treating wounds, ulcers, burns, scars, keloids, or the like
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P7/00Drugs for disorders of the blood or the extracellular fluid
    • A61P7/04Antihaemorrhagics; Procoagulants; Haemostatic agents; Antifibrinolytic agents
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08BPOLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/0006Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
    • C08B37/0024Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid beta-D-Glucans; (beta-1,3)-D-Glucans, e.g. paramylon, coriolan, sclerotan, pachyman, callose, scleroglucan, schizophyllan, laminaran, lentinan or curdlan; (beta-1,6)-D-Glucans, e.g. pustulan; (beta-1,4)-D-Glucans; (beta-1,3)(beta-1,4)-D-Glucans, e.g. lichenan; Derivatives thereof
    • C08B37/00272-Acetamido-2-deoxy-beta-glucans; Derivatives thereof
    • C08B37/003Chitin, i.e. 2-acetamido-2-deoxy-(beta-1,4)-D-glucan or N-acetyl-beta-1,4-D-glucosamine; Chitosan, i.e. deacetylated product of chitin or (beta-1,4)-D-glucosamine; Derivatives thereof
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS 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
    • A61L2300/00Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
    • A61L2300/20Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices containing or releasing organic materials
    • A61L2300/23Carbohydrates
    • A61L2300/232Monosaccharides, disaccharides, polysaccharides, lipopolysaccharides
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS 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
    • A61L2300/00Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
    • A61L2300/40Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices characterised by a specific therapeutic activity or mode of action
    • A61L2300/418Agents promoting blood coagulation, blood-clotting agents, embolising agents
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS 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
    • A61L2400/00Materials characterised by their function or physical properties
    • A61L2400/04Materials for stopping bleeding

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Molecular Biology (AREA)
  • Hematology (AREA)
  • Polymers & Plastics (AREA)
  • Biochemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Chemical & Material Sciences (AREA)
  • Sustainable Development (AREA)
  • Botany (AREA)
  • Zoology (AREA)
  • Diabetes (AREA)
  • Dermatology (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Materials For Medical Uses (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
BR112015029779A 2013-05-29 2014-05-29 processo para a produção de uma quitosana alcalina com baixo teor de endotoxinas, quitina ou um derivado das mesmas; processo para a produção de uma quitosana neutra com baixo teor de endotoxinas, um sal de quitosana ou um derivado de quitosana; quitosana alcalina com baixo teor de endotoxinas, quitina, um derivado de quitosana ou um derivado de quitina; quitosana alcalina, quitina, um derivado de quitosana ou um derivado de quitina, ou uma quitosana neutra, um sal de quitosana ou um derivado de quitosana; e curativo hemostático para ferida BR112015029779A8 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB1309606.0A GB201309606D0 (en) 2013-05-29 2013-05-29 Process for producing low endotoxin chitosan
PCT/GB2014/051648 WO2014191755A1 (en) 2013-05-29 2014-05-29 Process for producing low endotoxin chitosan

Publications (2)

Publication Number Publication Date
BR112015029779A2 true BR112015029779A2 (pt) 2017-07-25
BR112015029779A8 BR112015029779A8 (pt) 2019-12-24

Family

ID=48784867

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112015029779A BR112015029779A8 (pt) 2013-05-29 2014-05-29 processo para a produção de uma quitosana alcalina com baixo teor de endotoxinas, quitina ou um derivado das mesmas; processo para a produção de uma quitosana neutra com baixo teor de endotoxinas, um sal de quitosana ou um derivado de quitosana; quitosana alcalina com baixo teor de endotoxinas, quitina, um derivado de quitosana ou um derivado de quitina; quitosana alcalina, quitina, um derivado de quitosana ou um derivado de quitina, ou uma quitosana neutra, um sal de quitosana ou um derivado de quitosana; e curativo hemostático para ferida

Country Status (14)

Country Link
US (1) US11919975B2 (pt)
EP (1) EP3004180B1 (pt)
JP (3) JP6851824B2 (pt)
KR (1) KR102308186B1 (pt)
CN (2) CN105408359A (pt)
AU (1) AU2014272886B2 (pt)
BR (1) BR112015029779A8 (pt)
CA (1) CA2913678C (pt)
ES (1) ES2947518T3 (pt)
FI (1) FI3004180T3 (pt)
GB (2) GB201309606D0 (pt)
PL (1) PL3004180T3 (pt)
RU (1) RU2751231C2 (pt)
WO (1) WO2014191755A1 (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201309606D0 (en) * 2013-05-29 2013-07-10 Medtrade Products Ltd Process for producing low endotoxin chitosan
GB201309607D0 (en) * 2013-05-29 2013-07-10 Medtrade Products Ltd Process for producing low endotoxin chitosan
KR102280739B1 (ko) * 2018-08-31 2021-07-27 씨제이제일제당 주식회사 라벨용 점착 조성물, 이의 제조 방법, 이를 포함하는 점착 시트 및 물품
KR102284844B1 (ko) 2018-08-31 2021-08-03 씨제이제일제당 주식회사 먼지 생성을 억제하는 방법, 토양안정제 조성물, 및 이를 포함하는 분무 장치
KR102503193B1 (ko) * 2019-11-04 2023-02-23 주식회사 엔도비전 버섯 또는 진균 유래 키토산, 또는 그 유도체를 이용한 하이드로겔 및 그 제조방법
CN113583148B (zh) * 2021-08-05 2023-02-17 青岛海洋科学与技术国家实验室发展中心 一种低免疫原性甲壳素的制备方法及所得的甲壳素

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4063016A (en) * 1975-12-15 1977-12-13 University Of Delaware Chitin complexes with alcohols and carbonyl compounds
US4195175A (en) * 1978-01-03 1980-03-25 Johnson Edwin L Process for the manufacture of chitosan
US4619995A (en) * 1984-12-24 1986-10-28 Nova Chem Limited N,O-carboxymethyl chitosan and preparative method therefor
US4946870A (en) * 1986-06-06 1990-08-07 Union Carbide Chemicals And Plastics Company Inc. Delivery systems for pharmaceutical or therapeutic actives
GB8824971D0 (en) * 1988-10-25 1988-11-30 Roberts G A F Method for production of chitosan
FI83426C (fi) * 1989-06-30 1991-07-10 Firextra Oy Foerfarande foer kontinuerlig framstaellning av mikrokristallin kitosan.
US5169535A (en) * 1989-09-22 1992-12-08 Kurita Water Industries Ltd. Method of removing endotoxin
TW593342B (en) 2002-09-04 2004-06-21 Kiotek Corp Method for reducing endotoxin contained in chitosan
US20070112183A1 (en) * 2003-05-07 2007-05-17 Research Institute For Production Development Chitin oligomer composition and/or chitosan oligomer composition and processes for preparation thereof
US7125967B2 (en) 2003-10-08 2006-10-24 Adjuvant Pharmaceuticals, Llc Water-soluble chitosan having low endotoxin concentration and methods for making and using the same
CN1833732A (zh) * 2005-03-17 2006-09-20 李毅彬 一种抗菌医用敷料的制造方法及其用途
JP5632125B2 (ja) * 2005-06-14 2014-11-26 ジェニス イーエイチエフ.Genis ehf. 部分的脱アセチル化キチン誘導体の組成物
US20080248508A1 (en) 2006-08-17 2008-10-09 Shenda Baker Methods of making a chitosan product having an ultra-low endotoxin concentration and the ultra-low endotoxin chitosan product derived therefrom and method of accurately determining inflammatory and anti-inflammatory cellular response to such materials
WO2008063503A2 (en) * 2006-11-13 2008-05-29 Hawaii Chitopure, Inc. Methods of making a chitosan product having an ultra-low endotoxin concentration and the ultra-low endotoxin chitosan product derived therefrom and method of accurately determining inflammatory and anti-inflammatory cellular response to such materials.
JP2011127040A (ja) * 2009-12-18 2011-06-30 Aron World:Kk キトサンゲルの製造方法
US9231773B2 (en) * 2011-07-22 2016-01-05 Nokia Solutions And Networks Oy Handling time information in communications systems
GB201205174D0 (en) * 2012-03-23 2012-05-09 Medtrade Products Ltd Process for producing low endotoxin chitosan
GB201309606D0 (en) 2013-05-29 2013-07-10 Medtrade Products Ltd Process for producing low endotoxin chitosan
GB201309607D0 (en) * 2013-05-29 2013-07-10 Medtrade Products Ltd Process for producing low endotoxin chitosan

Also Published As

Publication number Publication date
GB201309606D0 (en) 2013-07-10
RU2015155299A3 (pt) 2018-03-06
KR20160030485A (ko) 2016-03-18
FI3004180T3 (fi) 2023-06-16
CN113549166A (zh) 2021-10-26
AU2014272886A1 (en) 2016-01-21
JP2020172661A (ja) 2020-10-22
JP6851824B2 (ja) 2021-03-31
GB201409569D0 (en) 2014-07-16
EP3004180A1 (en) 2016-04-13
GB2515188B (en) 2021-02-24
WO2014191755A1 (en) 2014-12-04
CA2913678A1 (en) 2014-12-04
GB2515188A (en) 2014-12-17
ES2947518T3 (es) 2023-08-10
RU2751231C2 (ru) 2021-07-12
KR102308186B1 (ko) 2021-09-30
US11919975B2 (en) 2024-03-05
EP3004180B1 (en) 2023-03-15
US20160108138A1 (en) 2016-04-21
JP2022068319A (ja) 2022-05-09
CA2913678C (en) 2022-01-25
JP2016520157A (ja) 2016-07-11
JP7288108B2 (ja) 2023-06-06
AU2014272886B2 (en) 2018-11-15
CN105408359A (zh) 2016-03-16
BR112015029779A8 (pt) 2019-12-24
RU2015155299A (ru) 2017-07-03
PL3004180T3 (pl) 2023-08-07

Similar Documents

Publication Publication Date Title
BR112015029779A2 (pt) processo para a produção de uma quitosana alcalina com baixo teor de endotoxinas, quitina ou um derivado das mesmas, quitosana alcalina, processo para a produção de uma quitosana neutra com baixo teor de endotoxinas, um sal de quitosana ou um derivado de quitosana, quitosana neutra, uso de um sal de quitosana com baixo teor de endotoxinas, curativo hemostático para ferida, e, método de conter fluxo de sangue
EP3305335A4 (en) MULTIFUNCTIONALLY COMPOSED WOUND OR SKIN WOUND AS A REGENERATIVE SKIN SUBSTITUTE
EP3077050A4 (en) Methods for treatment of wound healing utilizing chemically modified oligonucleotides
EP3082893B8 (en) Autonomous fluid instillation system with tissue site pressure monitoring
EP2991729B8 (en) Systems for the treatment of eye conditions
EP3315144A4 (en) MEDICAL FIBER STRUCTURE COMPRISING CALCIUM CARBOXYMETHYLCELLULOSE AND CHITOSAN COMPOUND, AND PROCESS FOR PREPARING THE SAME
EP3053613A4 (en) Blood pump control system and blood pump system
EP3316875A4 (en) Methods to diagnose and treat acute respiratory infections
EP3258849A4 (en) Medical pump filtration device, and methods of manufacture and use thereof
EP3072536A4 (en) Hydrophilic electrospinning biological composite stent material used for tissue regeneration and preparation method and application thereof
EP3033471A4 (en) Fluid treatment system
HK1223841A1 (zh) 使用伊維菌素治療丘疹膿皰性紅斑痤瘡
EP3042672A4 (en) Blood purifier
EP3381008A4 (en) SHORT-TERM MEDICAL CARE SYSTEM
EP3013203A4 (en) Anti-microbial disinfectant wipe and method of use
BR112017023112A2 (pt) composição de curativo de ferida, método de fabricação da mesma, curativo de ferida, e, uso de uma composição de curativo de ferida
EP3023424A4 (en) Quinine compounds, and optical isomers, preparation method and medical use thereof
EP3229859B8 (de) Dialysemaschine zur überwachung zeitliche veränderungen des hämatokrits und/oder hämoglobinswertes.
BR112016003082A2 (pt) uso da tropoelastina na produção de um medicamento para cicatrização de uma ferida ou para melhora da reepitelização de uma ferida
EP3308781A4 (en) BLOOD PRESSURE CENTER
EP3060259A4 (en) Methods of treating or preventing vascular diseases of the retina
EP3003455A4 (en) Systems and methods for performing medical procedures involving accessing the lymphatic system
EP3506962A4 (en) MONITORING OF PARAMETERS IN MEDICAL TREATMENT SYSTEMS
BR112015029959A2 (pt) processo para a produção de uma quitosana alcalina com baixo teor de endotoxinas, quitina ou um derivado das mesmas, quitosana alcalina, processo para a produção de uma quitosana neutra com baixo teor de endotoxinas, um sal de quitosana ou um derivado de quitosana, quitosana neutra, uso de sal de quitosana com baixo teor de endotoxinas, curativo hemostático para ferida, e, método de conter fluxo de sangue
EP3258945A4 (en) Modified blood clots

Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B07D Technical examination (opinion) related to article 229 of industrial property law [chapter 7.4 patent gazette]
B07G Grant request does not fulfill article 229-c lpi (prior consent of anvisa) [chapter 7.7 patent gazette]

Free format text: NOTIFICACAO DE DEVOLUCAO DO PEDIDO POR NAO SE ENQUADRAR NO ART. 229-C DA LPI.

B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B350 Update of information on the portal [chapter 15.35 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]

Free format text: MANTIDO O INDEFERIMENTO UMA VEZ QUE NAO FOI APRESENTADO RECURSO DENTRO DO PRAZO LEGAL