CA3072099A1 - Engineered antibody fc variants for enhanced serum half life - Google Patents

Engineered antibody fc variants for enhanced serum half life Download PDF

Info

Publication number
CA3072099A1
CA3072099A1 CA3072099A CA3072099A CA3072099A1 CA 3072099 A1 CA3072099 A1 CA 3072099A1 CA 3072099 A CA3072099 A CA 3072099A CA 3072099 A CA3072099 A CA 3072099A CA 3072099 A1 CA3072099 A1 CA 3072099A1
Authority
CA
Canada
Prior art keywords
polypeptide
domain
antibody
binding
fcrn
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.)
Pending
Application number
CA3072099A
Other languages
English (en)
French (fr)
Inventor
George Georgiou
Chang-Han Lee
Tae Hyun Kang
Original Assignee
Research Development Foundation
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 Research Development Foundation filed Critical Research Development Foundation
Publication of CA3072099A1 publication Critical patent/CA3072099A1/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K16/00—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies
    • C07K16/18—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against material from animals or humans
    • C07K16/28—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
    • C07K16/2803—Immunoglobulins [IG], 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
    • C07K16/283—Immunoglobulins [IG], 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 Fc-receptors, e.g. CD16, CD32, CD64
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K39/00—Medicinal preparations containing antigens or antibodies
    • A61K39/395—Antibodies; Immunoglobulins; Immune serum, e.g. antilymphocytic serum
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00—Antineoplastic agents
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P37/00—Drugs for immunological or allergic disorders
    • A61P37/02—Immunomodulators
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K16/00—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K16/00—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies
    • C07K16/18—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against material from animals or humans
    • C07K16/32—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against material from animals or humans against translation products of oncogenes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K39/00—Medicinal preparations containing antigens or antibodies
    • A61K2039/505—Medicinal preparations containing antigens or antibodies comprising antibodies
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/40—Immunoglobulins specific features characterized by post-translational modification
    • C07K2317/41—Glycosylation, sialylation, or fucosylation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/50—Immunoglobulins specific features characterized by immunoglobulin fragments
    • C07K2317/52—Constant or Fc region; Isotype
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/50—Immunoglobulins specific features characterized by immunoglobulin fragments
    • C07K2317/52—Constant or Fc region; Isotype
    • C07K2317/524—CH2 domain
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/50—Immunoglobulins specific features characterized by immunoglobulin fragments
    • C07K2317/52—Constant or Fc region; Isotype
    • C07K2317/526—CH3 domain
    • 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
    • C07K2317/72—Increased effector function due to an Fc-modification
    • 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
    • C07K2317/732—Antibody-dependent cellular cytotoxicity [ADCC]
    • 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
    • C07K2317/75—Agonist effect on antigen
    • 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
    • C07K2317/76—Antagonist effect on antigen, e.g. neutralization or inhibition of binding
    • 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)
  • Organic Chemistry (AREA)
  • Immunology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Biophysics (AREA)
  • Genetics & Genomics (AREA)
  • Molecular Biology (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Oncology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Epidemiology (AREA)
  • Mycology (AREA)
  • Microbiology (AREA)
  • Communicable Diseases (AREA)
  • Peptides Or Proteins (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Medicinal Preparation (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
CA3072099A 2017-08-11 2018-08-11 Engineered antibody fc variants for enhanced serum half life Pending CA3072099A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201762544622P 2017-08-11 2017-08-11
US62/544,622 2017-08-11
PCT/US2018/046398 WO2019033087A1 (en) 2017-08-11 2018-08-11 MODIFIED FC ANTIBODY VARIANTS FOR ENHANCED SERIAL HALF LIFE

Publications (1)

Publication Number Publication Date
CA3072099A1 true CA3072099A1 (en) 2019-02-14

Family

ID=65272701

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3072099A Pending CA3072099A1 (en) 2017-08-11 2018-08-11 Engineered antibody fc variants for enhanced serum half life

Country Status (9)

Country Link
US (3) US11059892B2 (enExample)
EP (1) EP3665195A4 (enExample)
JP (3) JP7191087B2 (enExample)
KR (1) KR102867311B1 (enExample)
CN (1) CN111032688A (enExample)
AU (1) AU2018314257B2 (enExample)
CA (1) CA3072099A1 (enExample)
IL (1) IL272561B2 (enExample)
WO (1) WO2019033087A1 (enExample)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7762645B2 (ja) * 2019-08-22 2025-10-30 シダラ セラピューティクス インコーポレーテッド バリアントｆｃドメイン及びその使用
CN115515975A (zh) * 2020-05-21 2022-12-23 兹杜斯生命科学有限公司 Fc变体及其制备
CN116437958A (zh) * 2020-11-11 2023-07-14 吉利德科学公司 鉴定对采用gp120 CD4结合位点导向的抗体的疗法敏感的HIV患者的方法
AU2022218137A1 (en) 2021-02-03 2023-08-24 Mozart Therapeutics, Inc. Binding agents and methods of using the same
WO2022217022A1 (en) 2021-04-10 2022-10-13 Profoundbio Us Co. Folr1 binding agents, conjugates thereof and methods of using the same
CA3216459A1 (en) 2021-04-23 2022-10-27 Profoundbio Us Co. Anti-cd70 antibodies, conjugates thereof and methods of using the same
TW202320857A (zh) 2021-07-06 2023-06-01 美商普方生物製藥美國公司 連接子、藥物連接子及其結合物及其使用方法
WO2023076876A1 (en) 2021-10-26 2023-05-04 Mozart Therapeutics, Inc. Modulation of immune responses to viral vectors
WO2023108115A1 (en) * 2021-12-10 2023-06-15 Board Of Regents, The University Of Texas System Ph-selective antibody fc domains
WO2024030956A2 (en) 2022-08-03 2024-02-08 Mozart Therapeutics, Inc. Cd39-specific binding agents and methods of using the same
CN119768183A (zh) 2022-08-26 2025-04-04 吉利德科学公司 用于广泛中和抗体的给药和安排方案
EP4720124A1 (en) 2023-05-24 2026-04-08 Mozart Therapeutics, Inc. Cd8-specific binding proteins and methods of using the same
CN122003247A (zh) 2023-07-07 2026-05-08 维里迪安治疗公司 治疗活动性和慢性甲状腺眼病的方法
AR133955A1 (es) 2023-09-26 2025-11-19 Profoundbio Us Co Agentes de unión a ptk7, conjugados de éstos y métodos de uso de los mismos
AU2024388998A1 (en) 2023-11-27 2026-05-28 Genmab A/S Antibodies and methods for ptk7 detection
TW202547866A (zh) 2024-01-10 2025-12-16 丹麥商珍美寶股份有限公司 Ｓｌｉｔｒｋ６結合劑、其共軛物及使用彼之方法
WO2025171006A1 (en) 2024-02-06 2025-08-14 Paragon Therapeutics, Inc. Il-23 binding protein compositions and methods of use
AU2025218720A1 (en) 2024-02-06 2026-05-21 Paragon Therapeutics, Inc. Il-23 antibody compositions and methods of use
WO2025181219A1 (en) 2024-02-29 2025-09-04 Genmab A/S Egfr and c-met bispecific binding agents, conjugates thereof and methods of using the same
WO2025222129A2 (en) 2024-04-19 2025-10-23 Mozart Therapeutics, Inc. Engineered cytokines and targeted cytokine delivery
US20260109746A1 (en) 2024-10-22 2026-04-23 Gilead Sciences, Inc. Cd4-targeted il-15 molecules and methods of use

Family Cites Families (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4554101A (en) 1981-01-09 1985-11-19 New York Blood Center, Inc. Identification and preparation of epitopes on antigens and allergens on the basis of hydrophilicity
US5824311A (en) 1987-11-30 1998-10-20 Trustees Of The University Of Pennsylvania Treatment of tumors with monoclonal antibodies against oncogene antigens
US4870287A (en) 1988-03-03 1989-09-26 Loma Linda University Medical Center Multi-station proton beam therapy system
US5846945A (en) 1993-02-16 1998-12-08 Onyx Pharmaceuticals, Inc. Cytopathic viruses for therapy and prophylaxis of neoplasia
US5801005A (en) 1993-03-17 1998-09-01 University Of Washington Immune reactivity to HER-2/neu protein for diagnosis of malignancies in which the HER-2/neu oncogene is associated
GB9506466D0 (en) 1994-08-26 1995-05-17 Prolifix Ltd Cell cycle regulated repressor and dna element
US5702892A (en) 1995-05-09 1997-12-30 The United States Of America As Represented By The Department Of Health And Human Services Phage-display of immunoglobulin heavy chain libraries
US5760395A (en) 1996-04-18 1998-06-02 Universities Research Assoc., Inc. Method and apparatus for laser-controlled proton beam radiology
US5739169A (en) 1996-05-31 1998-04-14 Procept, Incorporated Aromatic compounds for inhibiting immune response
US6737056B1 (en) * 1999-01-15 2004-05-18 Genentech, Inc. Polypeptide variants with altered effector function
US7094571B2 (en) 2000-10-27 2006-08-22 The Board Of Regents Of The University Of Texas System Combinatorial protein library screening by periplasmic expression
US7419783B2 (en) 2001-11-05 2008-09-02 Research Development Foundation Engineering of leader peptides for the secretion of recombinant proteins in bacteria
US7317091B2 (en) 2002-03-01 2008-01-08 Xencor, Inc. Optimized Fc variants
CA2480159A1 (en) 2002-03-23 2003-10-09 Research Development Foundation Secretion of proteins with multiple disulfide bonds in bacteria and uses thereof
US7611866B2 (en) 2002-07-15 2009-11-03 Board Of Regents, The University Of Texas System Selection of bacterial inner-membrane anchor polypeptides
US9051373B2 (en) * 2003-05-02 2015-06-09 Xencor, Inc. Optimized Fc variants
WO2005047327A2 (en) 2003-11-12 2005-05-26 Biogen Idec Ma Inc. NEONATAL Fc RECEPTOR (FcRn)-BINDING POLYPEPTIDE VARIANTS, DIMERIC Fc BINDING PROTEINS AND METHODS RELATED THERETO
AU2005335714B2 (en) 2004-11-10 2012-07-26 Macrogenics, Inc. Engineering Fc antibody regions to confer effector function
US9200079B2 (en) 2004-11-12 2015-12-01 Xencor, Inc. Fc variants with altered binding to FcRn
US8367805B2 (en) 2004-11-12 2013-02-05 Xencor, Inc. Fc variants with altered binding to FcRn
US8546543B2 (en) * 2004-11-12 2013-10-01 Xencor, Inc. Fc variants that extend antibody half-life
CA2595169A1 (en) 2005-01-12 2006-07-20 Xencor, Inc. Antibodies and fc fusion proteins with altered immunogenicity
CA2716990A1 (en) 2007-03-07 2008-09-12 Aarhus Universitet Pig model for atherosclerosis
US8629245B2 (en) 2007-05-01 2014-01-14 Research Development Foundation Immunoglobulin Fc libraries
US8043621B2 (en) 2007-05-10 2011-10-25 Ramot At Tel Aviv University Ltd. Recombinant fusion protein and polynucleotide construct for immunotoxin production
CN102549016B (zh) 2009-06-30 2015-05-06 研究发展基金会 免疫球蛋白fc多肽
TWI667346B (zh) 2010-03-30 2019-08-01 中外製藥股份有限公司 促進抗原消失之具有經修飾的FcRn親和力之抗體
GB201112429D0 (en) * 2011-07-19 2011-08-31 Glaxo Group Ltd Antigen-binding proteins with increased FcRn binding
JP6322411B2 (ja) 2011-09-30 2018-05-09 中外製薬株式会社 複数の生理活性を有する抗原の消失を促進する抗原結合分子
TW201817745A (zh) 2011-09-30 2018-05-16 日商中外製藥股份有限公司 具有促進抗原清除之ＦｃＲｎ結合域的治療性抗原結合分子
EA201892339A3 (ru) * 2011-12-19 2019-06-28 Дзе Рокфеллер Юниверсити Несиалированный выделенный полипептид, способ получения указанного полипептида и фармацевтическая композиция для лечения воспалительного заболевания
JPWO2013180201A1 (ja) * 2012-05-30 2016-01-21 中外製薬株式会社 会合化した抗原を消失させる抗原結合分子
JP6832709B2 (ja) * 2014-05-16 2021-02-24 メディミューン，エルエルシー 新生児Ｆｃ受容体結合が改変されて治療および診断特性が強化された分子
JP6034332B2 (ja) 2014-05-30 2016-11-30 トヨタ自動車株式会社 組換え微生物及び当該組換え微生物を用いた物質製造方法
PT3215528T (pt) * 2014-11-06 2019-10-11 Hoffmann La Roche Variantes da região fc com ligação modificada ao fcrn e métodos de utilização
CN118126157A (zh) 2017-08-03 2024-06-04 美国安进公司 白介素-21突变蛋白和治疗方法

Also Published As

Publication number Publication date
CN111032688A (zh) 2020-04-17
IL272561B2 (en) 2026-05-01
KR102867311B1 (ko) 2025-10-01
EP3665195A1 (en) 2020-06-17
US20210347891A1 (en) 2021-11-11
AU2018314257B2 (en) 2025-03-27
US11958904B2 (en) 2024-04-16
US11059892B2 (en) 2021-07-13
AU2018314257A1 (en) 2020-02-13
US20240270852A1 (en) 2024-08-15
JP7191087B2 (ja) 2022-12-16
JP2022145845A (ja) 2022-10-04
WO2019033087A1 (en) 2019-02-14
EP3665195A4 (en) 2021-05-19
IL272561B1 (en) 2026-01-01
JP2025013474A (ja) 2025-01-24
JP2020530296A (ja) 2020-10-22
US20190048078A1 (en) 2019-02-14
JP7583767B2 (ja) 2024-11-14
KR20200035972A (ko) 2020-04-06
IL272561A (en) 2020-03-31

Similar Documents

Publication Publication Date Title
US11958904B2 (en) Engineered antibody Fc variants for enhanced serum half life
AU2021202061B2 (en) Heterodimeric antibodies that bind CD3 and tumor antigens
US11332538B2 (en) Engineered immunoglobulin Fc polypeptides displaying improved complement activation
US10526408B2 (en) Engineered antibody FC variants
US12552863B2 (en) High affinity anti-CD3 antibodies, and methods for their generation and use
CN108025046A (zh) 结合cd3和肿瘤抗原的异二聚体抗体
CN121971601A (zh) 用于癌症治疗的抗cd137抗原结合分子
US20240010742A1 (en) Engineered fcriib selective igg1 fc variants and uses thereof
RU2831840C2 (ru) Высокоаффинные антитела к cd3 и способы их получения и применения
HK40085224A (en) Heterodimeric antibodies that bind cd3 and tumor antigens

Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20230803

D15 Examination report completed

Free format text: ST27 STATUS EVENT CODE: A-2-2-D10-D15-D126 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: EXAMINER'S REPORT

Effective date: 20240821

P11 Amendment of application requested

Free format text: ST27 STATUS EVENT CODE: A-2-2-P10-P11-P100 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: AMENDMENT RECEIVED - RESPONSE TO EXAMINER'S REQUISITION

Effective date: 20241213

W00 Other event occurred

Free format text: ST27 STATUS EVENT CODE: A-2-2-W10-W00-W111 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: CORRESPONDENT DETERMINED COMPLIANT

Effective date: 20250207

P11 Amendment of application requested

Free format text: ST27 STATUS EVENT CODE: A-2-2-P10-P11-P102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: AMENDMENT DETERMINED COMPLIANT

Effective date: 20250612

P13 Application amended

Free format text: ST27 STATUS EVENT CODE: A-2-2-P10-P13-X000 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: APPLICATION AMENDED

Effective date: 20250612

MFA Maintenance fee for application paid

Free format text: FEE DESCRIPTION TEXT: MF (APPLICATION, 7TH ANNIV.) - STANDARD

Year of fee payment: 7

U00 Fee paid

Free format text: ST27 STATUS EVENT CODE: A-2-2-U10-U00-U101 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE REQUEST RECEIVED

Effective date: 20250717

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: A-2-2-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT PAID IN FULL

Effective date: 20250717

D22 Grant of ip right intended

Free format text: ST27 STATUS EVENT CODE: A-2-2-D10-D22-D128 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: ALLOWANCE REQUIREMENTS DETERMINED COMPLIANT

Effective date: 20260127

W00 Other event occurred

Free format text: ST27 STATUS EVENT CODE: A-2-2-W10-W00-W100 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: LETTER SENT

Effective date: 20260128

D00 Search and/or examination requested or commenced

Free format text: ST27 STATUS EVENT CODE: A-2-2-D10-D00-D164 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: RESPONSE TO NOTICE OF ALLOWANCE

Effective date: 20260421

D22 Grant of ip right intended

Free format text: ST27 STATUS EVENT CODE: A-2-4-D10-D22-D143 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: PRE-GRANT

Effective date: 20260515

W00 Other event occurred

Free format text: ST27 STATUS EVENT CODE: A-2-2-W10-W00-W111 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: CORRESPONDENT DETERMINED COMPLIANT

Effective date: 20260515

MFA Maintenance fee for application paid

Free format text: FEE DESCRIPTION TEXT: MF (APPLICATION, 8TH ANNIV.) - STANDARD

Year of fee payment: 8

U00 Fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U00-U101 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE REQUEST RECEIVED

Effective date: 20260720

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT PAID IN FULL

Effective date: 20260720