HK1018265A1 - Piperazino derivatives as neurokinin antagonists - Google Patents

Piperazino derivatives as neurokinin antagonists

Info

Publication number
HK1018265A1
HK1018265A1 HK99103192A HK99103192A HK1018265A1 HK 1018265 A1 HK1018265 A1 HK 1018265A1 HK 99103192 A HK99103192 A HK 99103192A HK 99103192 A HK99103192 A HK 99103192A HK 1018265 A1 HK1018265 A1 HK 1018265A1
Authority
HK
Hong Kong
Prior art keywords
neurokinin antagonists
piperazino derivatives
piperazino
derivatives
compounds
Prior art date
Application number
HK99103192A
Other languages
English (en)
Inventor
Ho-Jane Shue
Neng-Yang Shih
David J Blythin
Xiao Chen
John J Piwinski
Kevin D Mccormick
Original Assignee
Schering Corp
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 Schering Corp filed Critical Schering Corp
Publication of HK1018265A1 publication Critical patent/HK1018265A1/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D401/00Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
    • C07D401/02Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings
    • C07D401/06Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings linked by a carbon chain containing only aliphatic carbon atoms
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P1/00Drugs for disorders of the alimentary tract or the digestive system
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P11/00Drugs for disorders of the respiratory system
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P11/00Drugs for disorders of the respiratory system
    • A61P11/06Antiasthmatics
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P11/00Drugs for disorders of the respiratory system
    • A61P11/14Antitussive agents
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P13/00Drugs for disorders of the urinary system
    • A61P13/02Drugs for disorders of the urinary system of urine or of the urinary tract, e.g. urine acidifiers
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P15/00Drugs for genital or sexual disorders; Contraceptives
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00Drugs for disorders of the nervous system
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00Drugs for disorders of the nervous system
    • A61P25/04Centrally acting analgesics, e.g. opioids
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00Drugs for disorders of the nervous system
    • A61P25/22Anxiolytics
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00Drugs for disorders of the nervous system
    • A61P25/24Antidepressants
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00Drugs for disorders of the nervous system
    • A61P25/28Drugs for disorders of the nervous system for treating neurodegenerative disorders of the central nervous system, e.g. nootropic agents, cognition enhancers, drugs for treating Alzheimer's disease or other forms of dementia
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P27/00Drugs for disorders of the senses
    • A61P27/02Ophthalmic agents
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P29/00Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agents; Non-steroidal antiinflammatory drugs [NSAID]
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P37/00Drugs for immunological or allergic disorders
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P37/00Drugs for immunological or allergic disorders
    • A61P37/02Immunomodulators
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P37/00Drugs for immunological or allergic disorders
    • A61P37/08Antiallergic agents
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P43/00Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P9/00Drugs for disorders of the cardiovascular system
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D241/00Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings
    • C07D241/02Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings
    • C07D241/04Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D401/00Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
    • C07D401/02Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings
    • C07D401/12Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings linked by a chain containing hetero atoms as chain links
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D401/00Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
    • C07D401/14Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing three or more hetero rings
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D403/00Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00
    • C07D403/02Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings
    • C07D403/12Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings linked by a chain containing hetero atoms as chain links
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D405/00Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
    • C07D405/02Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
    • C07D405/12Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings linked by a chain containing hetero atoms as chain links
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D405/00Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
    • C07D405/14Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing three or more hetero rings
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D409/00Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms
    • C07D409/14Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing three or more hetero rings
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D453/00Heterocyclic compounds containing quinuclidine or iso-quinuclidine ring systems, e.g. quinine alkaloids
    • C07D453/02Heterocyclic compounds containing quinuclidine or iso-quinuclidine ring systems, e.g. quinine alkaloids containing not further condensed quinuclidine ring systems
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D487/00Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
    • C07D487/02Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
    • C07D487/04Ortho-condensed systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Veterinary Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Neurosurgery (AREA)
  • Biomedical Technology (AREA)
  • Neurology (AREA)
  • Pulmonology (AREA)
  • Immunology (AREA)
  • Pain & Pain Management (AREA)
  • Psychiatry (AREA)
  • Ophthalmology & Optometry (AREA)
  • Rheumatology (AREA)
  • Cardiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hospice & Palliative Care (AREA)
  • Endocrinology (AREA)
  • Reproductive Health (AREA)
  • Urology & Nephrology (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
HK99103192A 1996-08-30 1999-07-26 Piperazino derivatives as neurokinin antagonists HK1018265A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/706,016 US5892039A (en) 1995-08-31 1996-08-30 Piperazino derivatives as neurokinin antagonists
PCT/US1997/014709 WO1998008826A1 (en) 1996-08-30 1997-08-28 Piperazino derivatives as neurokinin antagonists

Publications (1)

Publication Number Publication Date
HK1018265A1 true HK1018265A1 (en) 1999-12-17

Family

ID=24835871

Family Applications (1)

Application Number Title Priority Date Filing Date
HK99103192A HK1018265A1 (en) 1996-08-30 1999-07-26 Piperazino derivatives as neurokinin antagonists

Country Status (11)

Country Link
US (1) US5892039A (xx)
EP (1) EP0927170B1 (xx)
JP (1) JP2000516956A (xx)
CN (1) CN1113059C (xx)
AT (1) ATE251614T1 (xx)
AU (1) AU4080097A (xx)
CA (1) CA2264005C (xx)
DE (1) DE69725457T2 (xx)
ES (1) ES2208947T3 (xx)
HK (1) HK1018265A1 (xx)
WO (1) WO1998008826A1 (xx)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5968929A (en) * 1996-10-30 1999-10-19 Schering Corporation Piperazino derivatives as neurokinin antagonists
AUPO735997A0 (en) * 1997-06-17 1997-07-10 Fujisawa Pharmaceutical Co., Ltd. Piperazine derivatives
SE9902987D0 (sv) 1999-08-24 1999-08-24 Astra Pharma Prod Novel compounds
AU7552401A (en) * 2000-06-12 2001-12-24 Univ Rochester Method of treating symptoms of hormonal variation, including hot flashes, using tachykinin receptor antagonist
US20020183316A1 (en) * 2000-10-27 2002-12-05 Kevin Pan Amidoalkyl-piperidine and amidoalkyl-piperazine derivatives useful for the treatment of nervous system disorders
IN190478B (xx) 2000-11-07 2003-08-02 Sun Pharmaceutical Ind Ltd
GB0104050D0 (en) 2001-02-19 2001-04-04 Astrazeneca Ab Chemical compounds
GB0107228D0 (en) 2001-03-22 2001-05-16 Astrazeneca Ab Chemical compounds
AU2002303265A1 (en) * 2001-04-10 2002-10-28 Message Pharmaceuticals, Inc. Small molecule inhibitors of secretion of proteins encoded by are-mrnas
AR036812A1 (es) * 2001-10-17 2004-10-06 Schering Corp Inhibidores de la 17beta-hidroxiesteroide deshidrogenasa tipo 3, composiciones farmaceuticas y el uso de dichos compuestos para la fabricacion de medicamentos para el tratamiento de enfermedades androgeno-dependientes
SE0103818D0 (sv) 2001-11-15 2001-11-15 Astrazeneca Ab Chemical compounds
US6906074B2 (en) * 2002-02-22 2005-06-14 Nippon Zoki Pharmaceutical Co., Ltd. 2-phenylpiperazine derivatives
TW200508224A (en) 2003-02-12 2005-03-01 Bristol Myers Squibb Co Cyclic derivatives as modulators of chemokine receptor activity
SE0301369D0 (sv) 2003-05-09 2003-05-09 Astrazeneca Ab Chemical compounds
JP2010516734A (ja) 2007-01-24 2010-05-20 グラクソ グループ リミテッド 3,5−ジアミノ−6−(2,3−ジクロロフェニル)−1,2,4−トリアジンまたはr(−)−2,4−ジアミノ−5−(2,3−ジクロロフェニル)−6−フルオロメチルピリミジンを含む医薬組成物

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3935214A (en) * 1968-07-26 1976-01-27 Donau-Pharmazie Gesellschaft M.B.H. 2-or 3 keto-3-or-2-phenyl-1,4-disubstituted piperazines
SE8304361D0 (sv) * 1983-08-10 1983-08-10 Ferrosan Ab Novel 1-acylpiperazine derivatives novel 1-acylpiperazine derivatives
GB8908587D0 (en) * 1989-04-15 1989-06-01 Scras Societe De Conseils De R New 2-substituted n,n'-ditrimethoxybenzoyl piperazines
IL99320A (en) * 1990-09-05 1995-07-31 Sanofi Sa Arylalkylamines, their preparation and pharmaceutical preparations containing them
US5292726A (en) * 1991-05-22 1994-03-08 Merck & Co., Inc. N,N-diacylpiperazines
US5344830A (en) * 1992-12-10 1994-09-06 Merck & Co., Inc. N,N-diacylpiperazine tachykinin antagonists
AU680020B2 (en) * 1993-06-07 1997-07-17 Merck & Co., Inc. Spiro-substituted azacycles as neurokinin antagonists
IL111730A (en) * 1993-11-29 1998-12-06 Fujisawa Pharmaceutical Co Piperazine derivatives, processes for their preparation and pharmaceutical preparations containing them
US5464788A (en) * 1994-03-24 1995-11-07 Merck & Co., Inc. Tocolytic oxytocin receptor antagonists
US5607936A (en) * 1994-09-30 1997-03-04 Merck & Co., Inc. Substituted aryl piperazines as neurokinin antagonists
DE69629023T2 (de) * 1995-05-02 2004-04-22 Schering Corp. Piperazino-derivative als neurokininantagonisten
US5795894A (en) * 1995-05-02 1998-08-18 Schering Corporation Piperazino derivatives as neurokinn antagonists
US5688960A (en) * 1995-05-02 1997-11-18 Schering Corporation Substituted oximes, hydrazones and olefins useful as neurokinin antagonists
US5719156A (en) * 1995-05-02 1998-02-17 Schering Corporation Piperazino derivatives as neurokinin antagonists
US5654316A (en) * 1995-06-06 1997-08-05 Schering Corporation Piperidine derivatives as neurokinin antagonists
BR9610277A (pt) * 1995-08-31 1999-07-06 Schering Corp Derivados de piperazino como antagonistas de neurowuinina
US5691362A (en) * 1996-06-05 1997-11-25 Schering-Plough Corporation Substituted benzene-fused hetero- and carbocyclics as nuerokinin antagonists

Also Published As

Publication number Publication date
EP0927170A1 (en) 1999-07-07
DE69725457D1 (de) 2003-11-13
JP2000516956A (ja) 2000-12-19
WO1998008826A1 (en) 1998-03-05
EP0927170B1 (en) 2003-10-08
CA2264005A1 (en) 1998-03-05
CN1113059C (zh) 2003-07-02
AU4080097A (en) 1998-03-19
DE69725457T2 (de) 2004-08-19
CA2264005C (en) 2009-05-12
ES2208947T3 (es) 2004-06-16
US5892039A (en) 1999-04-06
CN1234026A (zh) 1999-11-03
ATE251614T1 (de) 2003-10-15

Similar Documents

Publication Publication Date Title
GR3036675T3 (en) Piperazino derivatives as neurokinin antagonists
BG103417A (en) Condensed pyrimidine bicyclic derivatives
MX9707879A (es) Derivados de piperazina sustituidos novedosos que tienen actividad antagonista de receptor de taquinina.
EP0923376A4 (en) TREATMENT OF ASTHMA AND RESPIRATORY DISEASES
BG106095A (en) Novel medicament compositions, based on anticholinergically effective compounds and beta-mimetics
HK1018265A1 (en) Piperazino derivatives as neurokinin antagonists
MX9702865A (es) Agentes estrogenicos.
MX9604378A (es) Amidas de acido quinolin-2-carboxilico sustituidas, su preparacion y su empleo como medicamentos, asi como productos intermedios.
MY111201A (en) New imidazopyridines
AP9701041A0 (en) Pyridylpyrrole compounds.
MX9708416A (es) Derivados de piperazino como antagonistas de neuroquininas.
UA49884C2 (uk) ПОХІДНІ <font face="Symbol">a</font>-ГІДРОКСИКАРБОНОВОЇ КИСЛОТИ ТА ЛІКАРСЬКИЙ ЗАСІБ НА ЇХ ОСНОВІ
ES2087038A1 (es) Nuevas piperidinas con actividad antagonista del paf.
BG105710A (en) 5ht1 antagonists for antidepressant therapy
CA2269128A1 (en) Piperazino derivatives as neurokinin antagonists
HU9603540D0 (en) Substituted alkyldiamine derivatives and their use as tachykinin antagonists
DE50006244D1 (en) Neue substituierte 3-phenoxy- und 3-phenylalkyloxy-2-phenyl-propylamine
ES8505363A1 (es) Un procedimiento para preparar una 3-(2-furoil)-5-2,6-dimetil-4-(2-nitrofenil)-1,4-dihidropiridina
MXPA04000953A (es) Derivados sustituidos del acido 5,6,6a,11b-tetrahidro-7-oxa-aza-benzo[c]fluoren-6-carboxilico como antagonista de nmda.
SE9901273D0 (sv) Novel compounds
MX9703610A (es) Nuevas (5,6)-heteroaril condensado-pirimidin-4-onas 2,3 disustituidas.
BG105763A (en) Omega-carboxyaryl substituted diphenyl ureas as raf kinase inhibitors

Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20070828