AU2015299039B2 - CD3 binding domain - Google Patents

CD3 binding domain Download PDF

Info

Publication number
AU2015299039B2
AU2015299039B2 AU2015299039A AU2015299039A AU2015299039B2 AU 2015299039 B2 AU2015299039 B2 AU 2015299039B2 AU 2015299039 A AU2015299039 A AU 2015299039A AU 2015299039 A AU2015299039 A AU 2015299039A AU 2015299039 B2 AU2015299039 B2 AU 2015299039B2
Authority
AU
Australia
Prior art keywords
antigen binding
binding protein
antigen
seq
depicted
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
AU2015299039A
Other languages
English (en)
Other versions
AU2015299039A1 (en
Inventor
Kristina Ellwanger
Markus ESER
Ivica FUCEK
Stefan Knackmuss
Melvyn Little
Fionnuala McAleese-Eser
Uwe Reusch
Michael WEICHEL
Eugene Zhukovsky
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Affimed GmbH
Original Assignee
Affimed GmbH
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
Priority claimed from PCT/EP2014/002177 external-priority patent/WO2015018527A1/en
Application filed by Affimed GmbH filed Critical Affimed GmbH
Publication of AU2015299039A1 publication Critical patent/AU2015299039A1/en
Application granted granted Critical
Publication of AU2015299039B2 publication Critical patent/AU2015299039B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00—Antineoplastic agents
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K16/00—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies
    • C07K16/18—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans
    • C07K16/28—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K16/00—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies
    • C07K16/18—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans
    • C07K16/28—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
    • C07K16/2803—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants against the immunoglobulin superfamily
    • C07K16/2809—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants against the immunoglobulin superfamily against the T-cell receptor (TcR)-CD3 complex
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K16/00—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies
    • C07K16/18—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans
    • C07K16/28—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
    • C07K16/2863—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants against receptors for growth factors, growth regulators
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K16/00—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies
    • C07K16/18—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans
    • C07K16/28—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
    • C07K16/2878—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants against the NGF-receptor/TNF-receptor superfamily, e.g. CD27, CD30, CD40, CD95
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K16/00—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies
    • C07K16/18—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans
    • C07K16/28—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
    • C07K16/30—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants from tumour cells
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/20—Immunoglobulins specific features characterized by taxonomic origin
    • C07K2317/24—Immunoglobulins specific features characterized by taxonomic origin containing regions, domains or residues from different species, e.g. chimeric, humanized or veneered
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/30—Immunoglobulins specific features characterized by aspects of specificity or valency
    • C07K2317/31—Immunoglobulins specific features characterized by aspects of specificity or valency multispecific
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/30—Immunoglobulins specific features characterized by aspects of specificity or valency
    • C07K2317/33—Crossreactivity, e.g. for species or epitope, or lack of said crossreactivity
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/50—Immunoglobulins specific features characterized by immunoglobulin fragments
    • C07K2317/56—Immunoglobulins specific features characterized by immunoglobulin fragments variable (Fv) region, i.e. VH and/or VL
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/50—Immunoglobulins specific features characterized by immunoglobulin fragments
    • C07K2317/56—Immunoglobulins specific features characterized by immunoglobulin fragments variable (Fv) region, i.e. VH and/or VL
    • C07K2317/567—Framework region [FR]
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/60—Immunoglobulins specific features characterized by non-natural combinations of immunoglobulin fragments
    • C07K2317/62—Immunoglobulins specific features characterized by non-natural combinations of immunoglobulin fragments comprising only variable region components
    • C07K2317/626—Diabody or triabody
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/70—Immunoglobulins specific features characterized by effect upon binding to a cell or to an antigen
    • C07K2317/73—Inducing cell death, e.g. apoptosis, necrosis or inhibition of cell proliferation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/90—Immunoglobulins specific features characterized by (pharmaco)kinetic aspects or by stability of the immunoglobulin
    • C07K2317/92—Affinity (KD), association rate (Ka), dissociation rate (Kd) or EC50 value
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/90—Immunoglobulins specific features characterized by (pharmaco)kinetic aspects or by stability of the immunoglobulin
    • C07K2317/94—Stability, e.g. half-life, pH, temperature or enzyme-resistance

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Immunology (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Biochemistry (AREA)
  • Biophysics (AREA)
  • Genetics & Genomics (AREA)
  • Molecular Biology (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Cell Biology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Peptides Or Proteins (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Gyroscopes (AREA)
  • Optical Communication System (AREA)
AU2015299039A 2014-08-07 2015-08-05 CD3 binding domain Active AU2015299039B2 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
AUPCT/EP2014/002177 2014-08-07
PCT/EP2014/002177 WO2015018527A1 (en) 2013-08-07 2014-08-07 ANTIBODY BINDING SITES SPECIFIC FOR EGFRvIII
EP15154772.6 2015-02-11
EP15154772.6A EP2982693A1 (en) 2014-08-07 2015-02-11 CD3 binding domain
PCT/EP2015/068070 WO2016020444A1 (en) 2014-08-07 2015-08-05 Cd3 binding domain

Publications (2)

Publication Number Publication Date
AU2015299039A1 AU2015299039A1 (en) 2017-03-02
AU2015299039B2 true AU2015299039B2 (en) 2021-01-21

Family

ID=52468915

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2015299039A Active AU2015299039B2 (en) 2014-08-07 2015-08-05 CD3 binding domain

Country Status (14)

Country Link
US (1) US10066015B2 (enExample)
EP (2) EP2982693A1 (enExample)
JP (1) JP6669722B2 (enExample)
CN (1) CN107001468B (enExample)
AU (1) AU2015299039B2 (enExample)
BR (1) BR112017002422B1 (enExample)
CA (1) CA2957462C (enExample)
DK (1) DK3177646T3 (enExample)
HR (1) HRP20202024T1 (enExample)
HU (1) HUE051919T2 (enExample)
LT (1) LT3177646T (enExample)
RU (1) RU2742691C2 (enExample)
SI (1) SI3177646T1 (enExample)
WO (1) WO2016020444A1 (enExample)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9493563B2 (en) 2013-11-04 2016-11-15 Glenmark Pharmaceuticals S.A. Production of T cell retargeting hetero-dimeric immunoglobulins
US11773166B2 (en) 2014-11-04 2023-10-03 Ichnos Sciences SA CD3/CD38 T cell retargeting hetero-dimeric immunoglobulins and methods of their production
IL319047A (en) 2015-08-28 2025-04-01 Amunix Operating Inc Chimeric polypeptide composition and methods for its preparation and use
WO2017077382A1 (en) 2015-11-06 2017-05-11 Orionis Biosciences Nv Bi-functional chimeric proteins and uses thereof
CA2997406C (en) 2015-12-09 2024-05-28 F. Hoffmann-La Roche Ag Type ii anti-cd20 antibody for reducing formation of anti-drug antibodies or cytokine release
CN108883180B (zh) 2016-02-05 2023-07-07 奥里尼斯生物科学私人有限公司 Clec9a结合剂及其用途
EP3252078A1 (en) 2016-06-02 2017-12-06 F. Hoffmann-La Roche AG Type ii anti-cd20 antibody and anti-cd20/cd3 bispecific antibody for treatment of cancer
CA3059010A1 (en) 2016-06-02 2018-12-06 F. Hoffmann-La Roche Ag Type ii anti-cd20 antibody and anti-cd20/cd3 bispecific antibody for treatment of cancer
WO2018054484A1 (en) * 2016-09-23 2018-03-29 Biontech Ag Bispecific trivalent antibodies binding to claudin 6 or claudin18.2 and cd3 for treatment of claudin expressing cancer diseases
US10906985B2 (en) 2017-02-06 2021-02-02 Orionis Biosciences, Inc. Targeted engineered interferon and uses thereof
TW201834688A (zh) 2017-02-24 2018-10-01 日商中外製藥股份有限公司 藥學組成物、抗原結合分子、治療方法以及篩選方法
EP3366704A1 (en) 2017-02-28 2018-08-29 Affimed GmbH Antibodies specific for mmp1/hla-a2 complex
CN110770255B (zh) 2017-04-11 2025-07-01 因荷布瑞克斯生物科学公司 具有受限cd3结合的多特异性多肽构建体及其使用方法
EP3409322A1 (en) 2017-06-01 2018-12-05 F. Hoffmann-La Roche AG Treatment method
WO2018224441A1 (en) * 2017-06-05 2018-12-13 Numab Innovation Ag Novel anti-cd3 antibodies
CN110691789A (zh) * 2017-06-05 2020-01-14 努玛治疗有限公司 新型抗cd3抗体
WO2019034580A1 (en) 2017-08-14 2019-02-21 Morphosys Ag HUMANIZED ANTIBODIES FOR CD3
KR101973060B1 (ko) * 2017-10-20 2019-04-26 주식회사 녹십자 항-cd3 항체 및 이를 포함하는 암 치료용 약학적 조성물
EP3502140A1 (en) * 2017-12-21 2019-06-26 F. Hoffmann-La Roche AG Combination therapy of tumor targeted icos agonists with t-cell bispecific molecules
WO2019160007A1 (ja) 2018-02-14 2019-08-22 中外製薬株式会社 抗原結合分子および組合せ
CN120399075A (zh) * 2018-03-14 2025-08-01 诺维莫尼公司 抗-CD3ε抗体及其应用方法
SG11202009804RA (en) 2018-04-11 2020-11-27 Inhibrx Inc Multispecific polypeptide constructs having constrained cd3 binding and related methods and uses
SMT202500221T1 (it) * 2018-05-24 2025-07-22 Janssen Biotech Inc Anticorpi anti-cd3 e usi di essi
WO2020023553A1 (en) * 2018-07-24 2020-01-30 Inhibrx, Inc. Multispecific polypeptide constructs containing a constrained cd3 binding domain and a receptor binding region and methods of using the same
AU2019325565B2 (en) 2018-08-23 2025-09-04 Regeneron Pharmaceuticals, Inc. Anti-Fc epsilon-R1 alpha (FceR1a) antibodies, bispecific antigen-binding molecules that bind FceR1a and CD3, and uses thereof
TW202028245A (zh) 2018-10-11 2020-08-01 美商英伊布里克斯公司 Dll3單域抗體及其治療性組合物
JP7698581B2 (ja) * 2019-03-29 2025-06-25 グリーン・クロス・コーポレイション 抗メソテリン抗体、抗ｃｄ３抗体又は抗ｅｇｆｒ抗体を含む融合タンパク質、それを含む二重特異性又は三重特異性抗体、及びその使用
CN115380047A (zh) 2020-01-29 2022-11-22 印希比股份有限公司 Cd28单结构域抗体及其多价和多特异性构建体
TWI888487B (zh) * 2020-02-14 2025-07-01 日商協和麒麟股份有限公司 與ｃｄ３結合之雙特異性抗體
WO2021240388A1 (en) 2020-05-27 2021-12-02 Janssen Biotech, Inc. Proteins comprising cd3 antigen binding domains and uses thereof
EP4223777A4 (en) * 2020-09-29 2025-01-08 Fortvita Biologics (Singapore) Pte. Ltd. ANTI-CD3 ANTIBODY AND ITS USES
EP4329800A1 (en) 2021-04-30 2024-03-06 F. Hoffmann-La Roche AG Dosing for treatment with anti-cd20/anti-cd3 bispecific antibody
KR20240005691A (ko) 2021-04-30 2024-01-12 에프. 호프만-라 로슈 아게 항-cd20/항-cd3 이중특이적 항체 및 항-cd79b 항체 약물 접합체를 이용한 병용 치료를 위한 투약
JP2024523033A (ja) 2021-06-17 2024-06-25 ベーリンガー インゲルハイム インターナショナル ゲゼルシャフト ミット ベシュレンクテル ハフツング 新規の三重特異的結合分子
CN116375868A (zh) * 2021-12-31 2023-07-04 康源博创生物科技(北京)有限公司 一种抗cd3的人源化抗体及其在制备双特异性抗体中的应用
AU2022424142A1 (en) 2021-12-31 2024-08-08 Kyinno Biotechnology Co., Ltd. Anti-gprc5d antibody and use thereof
JP2025512785A (ja) 2022-03-23 2025-04-22 エフ・ホフマン－ラ・ロシュ・アクチェンゲゼルシャフト 抗ｃｄ２０／抗ｃｄ３二重特異性抗体及び化学療法の併用処置
KR20250004776A (ko) 2022-04-13 2025-01-08 에프. 호프만-라 로슈 아게 항-cd20/항-cd3 이중특이성 항체의 약학 조성물 및 사용 방법
WO2024088987A1 (en) 2022-10-26 2024-05-02 F. Hoffmann-La Roche Ag Combination therapy for the treatment of cancer
WO2024152963A1 (zh) * 2023-01-18 2024-07-25 贝达药业股份有限公司 抗cd3的人源化抗体及其应用
WO2025224084A1 (en) 2024-04-22 2025-10-30 Engimmune Therapeutics Ag Proteins comprising t cell receptor constant domains

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014106015A2 (en) * 2012-12-28 2014-07-03 Abbvie, Inc. Multivalent binding protein compositions
WO2015018527A1 (en) * 2013-08-07 2015-02-12 Affimed Therapeutics Ag ANTIBODY BINDING SITES SPECIFIC FOR EGFRvIII

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1297090B1 (it) * 1997-12-01 1999-08-03 Barbara Ensoli Tat di hiv-1 o suoi derivati, da soli od in combinazione, a scopo vaccinale, profilattico e terapeutico, contro l'aids i tumori e le
ATE377076T1 (de) * 1999-03-09 2007-11-15 Zymogenetics Inc Humanes cytokin als ligand des zalpha rezeptors und dessen verwendungen
DE60124912T2 (de) 2001-09-14 2007-06-14 Affimed Therapeutics Ag Multimerische, einzelkettige, Tandem-Fv-Antikörper
CA2555503C (en) 2004-02-16 2018-03-27 Micromet Ag Humanized anti-cd3 bispecific binding molecules having reduced immunogenicity, uses and compositions relating thereto
WO2009058564A2 (en) * 2007-11-01 2009-05-07 Maxygen, Inc. Immunosuppressive polypeptides and nucleic acids
TWI653333B (zh) 2010-04-01 2019-03-11 安進研究（慕尼黑）有限責任公司 跨物種專一性之ＰＳＭＡｘＣＤ３雙專一性單鏈抗體
WO2012133782A1 (ja) * 2011-03-30 2012-10-04 中外製薬株式会社 抗原結合分子の血漿中滞留性と免疫原性を改変する方法
SMT201900239T1 (it) * 2011-05-21 2019-05-10 Macrogenics Inc Molecole di legame a cd3 in grado di legare cd3 umano e non umano
US10131710B2 (en) 2013-01-14 2018-11-20 Xencor, Inc. Optimized antibody variable regions
EP2948475A2 (en) 2013-01-23 2015-12-02 AbbVie Inc. Methods and compositions for modulating an immune response
US9212225B1 (en) * 2014-07-01 2015-12-15 Amphivena Therapeutics, Inc. Bispecific CD33 and CD3 binding proteins

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014106015A2 (en) * 2012-12-28 2014-07-03 Abbvie, Inc. Multivalent binding protein compositions
WO2015018527A1 (en) * 2013-08-07 2015-02-12 Affimed Therapeutics Ag ANTIBODY BINDING SITES SPECIFIC FOR EGFRvIII

Also Published As

Publication number Publication date
EP2982693A1 (en) 2016-02-10
WO2016020444A1 (en) 2016-02-11
BR112017002422B1 (pt) 2024-02-20
SI3177646T1 (sl) 2021-04-30
CA2957462A1 (en) 2016-02-11
LT3177646T (lt) 2021-01-11
CN107001468B (zh) 2021-04-09
RU2742691C2 (ru) 2021-02-09
US20160039934A1 (en) 2016-02-11
BR112017002422A2 (pt) 2017-11-28
DK3177646T3 (da) 2020-12-07
RU2017105120A3 (enExample) 2019-02-20
CA2957462C (en) 2023-10-17
EP3177646B1 (en) 2020-10-07
CN107001468A (zh) 2017-08-01
HRP20202024T1 (hr) 2021-02-19
JP2017529067A (ja) 2017-10-05
HUE051919T2 (hu) 2021-04-28
EP3177646A1 (en) 2017-06-14
US10066015B2 (en) 2018-09-04
JP6669722B2 (ja) 2020-03-18
AU2015299039A1 (en) 2017-03-02
RU2017105120A (ru) 2018-09-10

Similar Documents

Publication Publication Date Title
AU2015299039B2 (en) CD3 binding domain
EP2371866B1 (en) Multivalent antigen-binding Fv molecule
AU2011373925B2 (en) Multivalent antigen-binding Fv molecule
US20180346590A1 (en) Antigen-binding molecule and uses thereof
KR20180033501A (ko) Dll3 및 cd3에 결합하는 이중특이적인 항체 작제물
CN116041530A (zh) 多特异性抗体及其制备和使用方法
CN111378044B (zh) 抗体融合蛋白、制备方法及其应用
JP2023547662A (ja) Ｃｌｄｎ６及びｃｄ３に選択的に結合するポリペプチド構築物
JP2024521701A (ja) 抗ｃｄ１３７抗体及びその使用方法
HK1240236A1 (en) Cd3 binding domain
HK1240236B (zh) Cd3结合结构域
WO2025103451A1 (zh) Trgv9结合蛋白及其医药用途
WO2024188319A1 (zh) 抗muc17、cd3和cd28三特异性抗体
CN120958028A (zh) 抗b7h3抗体及使用方法
KR20250010005A (ko) 항taa-항cd3 다중특이성 항체
CN121159699A (zh) 抗Trop2/CD3的双特异性抗体及其应用

Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)