CA2723125C - Compositions of hydrochlorofluoroolefins - Google Patents

Compositions of hydrochlorofluoroolefins Download PDF

Info

Publication number
CA2723125C
CA2723125C CA2723125A CA2723125A CA2723125C CA 2723125 C CA2723125 C CA 2723125C CA 2723125 A CA2723125 A CA 2723125A CA 2723125 A CA2723125 A CA 2723125A CA 2723125 C CA2723125 C CA 2723125C
Authority
CA
Canada
Prior art keywords
solvent
hydrochlorofluoroolefin
trans
vapor
composition
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
CA2723125A
Other languages
English (en)
French (fr)
Other versions
CA2723125A1 (en
Inventor
Benjamin B. Chen
Philippe Bonnet
Maher Y. Elsheikh
Brett L. Van Horn
Laurent Abbas
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.)
Arkema Inc
Original Assignee
Arkema Inc
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 Arkema Inc filed Critical Arkema Inc
Publication of CA2723125A1 publication Critical patent/CA2723125A1/en
Application granted granted Critical
Publication of CA2723125C publication Critical patent/CA2723125C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K5/00Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
    • C09K5/02Materials undergoing a change of physical state when used
    • C09K5/04Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa
    • C09K5/041Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems
    • C09K5/044Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems comprising halogenated compounds
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D7/00Compositions of detergents based essentially on non-surface-active compounds
    • C11D7/50Solvents
    • C11D7/5004Organic solvents
    • C11D7/5018Halogenated solvents
    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23GCLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G5/00Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents
    • C23G5/02Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents
    • C23G5/028Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents containing halogenated hydrocarbons
    • C23G5/02809Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents containing halogenated hydrocarbons containing chlorine and fluorine
    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23GCLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G5/00Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents
    • C23G5/02Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents
    • C23G5/028Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents containing halogenated hydrocarbons
    • C23G5/02809Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents containing halogenated hydrocarbons containing chlorine and fluorine
    • C23G5/02825Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents containing halogenated hydrocarbons containing chlorine and fluorine containing hydrogen
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D7/00Compositions of detergents based essentially on non-surface-active compounds
    • C11D7/22Organic compounds
    • C11D7/26Organic compounds containing oxygen
    • C11D7/264Aldehydes; Ketones; Acetals or ketals
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D7/00Compositions of detergents based essentially on non-surface-active compounds
    • C11D7/22Organic compounds
    • C11D7/28Organic compounds containing halogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Physics & Mathematics (AREA)
  • Combustion & Propulsion (AREA)
  • Thermal Sciences (AREA)
  • Detergent Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA2723125A 2008-05-12 2009-05-12 Compositions of hydrochlorofluoroolefins Active CA2723125C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US5228508P 2008-05-12 2008-05-12
US61/052,285 2008-05-12
PCT/US2009/043538 WO2009140231A2 (en) 2008-05-12 2009-05-12 Compositions of hydrochlorofluoroolefins

Publications (2)

Publication Number Publication Date
CA2723125A1 CA2723125A1 (en) 2009-11-19
CA2723125C true CA2723125C (en) 2016-09-13

Family

ID=41319276

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2723125A Active CA2723125C (en) 2008-05-12 2009-05-12 Compositions of hydrochlorofluoroolefins

Country Status (9)

Country Link
US (1) US20110041529A1 (https=)
EP (1) EP2280916B1 (https=)
JP (2) JP5788789B2 (https=)
CN (1) CN102015595B (https=)
CA (1) CA2723125C (https=)
ES (1) ES2726424T3 (https=)
PL (1) PL2280916T3 (https=)
TR (1) TR201906881T4 (https=)
WO (1) WO2009140231A2 (https=)

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9499729B2 (en) * 2006-06-26 2016-11-22 Honeywell International Inc. Compositions and methods containing fluorine substituted olefins
EP2250144A4 (en) 2008-03-07 2014-06-04 Arkema Inc FORMULATED AND STABLE SYSTEMS CONTAINING CHLORO-3,3,3-TRIFLUOROPROPENE
US20110232306A1 (en) * 2008-04-30 2011-09-29 Honeywell International Inc. Absorption refrigeration cycles using a lgwp refrigerant
FR2937328B1 (fr) 2008-10-16 2010-11-12 Arkema France Procede de transfert de chaleur
US9926244B2 (en) 2008-10-28 2018-03-27 Honeywell International Inc. Process for drying HCFO-1233zd
US9150768B2 (en) * 2008-10-28 2015-10-06 Honeywell International Inc. Azeotrope-like compositions comprising 1-chloro-3,3,3-trifluoropropene
US8703006B2 (en) 2008-10-28 2014-04-22 Honeywell International Inc. Azeotrope-like compositions comprising 1-chloro-3,3,3-trifluoropropene
US8163196B2 (en) 2008-10-28 2012-04-24 Honeywell International Inc. Azeotrope-like compositions comprising 1-chloro-3,3,3-trifluoropropene
US7935268B2 (en) * 2008-10-28 2011-05-03 Honeywell International Inc. Azeotrope-like compositions comprising trans-1-chloro-3,3,3-trifluoropropene
CN104762138B (zh) * 2008-12-17 2019-07-26 霍尼韦尔国际公司 清洁组合物和方法
JP5381272B2 (ja) * 2009-04-20 2014-01-08 セントラル硝子株式会社 1,1,1,3,3−ペンタフルオロブタンを含む共沸様組成物
JP5648345B2 (ja) * 2009-07-16 2015-01-07 セントラル硝子株式会社 シリコーン化合物用溶剤組成物
US20110144216A1 (en) * 2009-12-16 2011-06-16 Honeywell International Inc. Compositions and uses of cis-1,1,1,4,4,4-hexafluoro-2-butene
FR2955590B1 (fr) * 2010-01-22 2012-03-23 Arkema France Compositions de nettoyage a base d'hydrochlorofluoroolefine
JP6143460B2 (ja) * 2010-01-25 2017-06-07 アーケマ・インコーポレイテッド ヒドロフルオロオレフィンおよびヒドロクロロフルオロオレフィン冷媒を伴う酸素含有潤滑油の伝熱性組成物
US20150252240A1 (en) * 2010-01-25 2015-09-10 Arkema Inc. Heat transfer composition of oxygenated lubricant with hydrofluoroolefin and hydrochlorofluoroolefin refigerants
US9145480B2 (en) * 2010-10-28 2015-09-29 Honeywell International Inc. Mixtures containing 1,1,1,3,3,3-hexafluorobutene and 1-chloro-3,3,3-trifluoropropene
CN103547552B (zh) 2011-05-19 2017-02-08 阿科玛股份有限公司 氯三氟丙烯的不可燃氯组合物
US9485986B2 (en) * 2011-08-24 2016-11-08 Honeywell International Inc. Evaporation operative materials having low environmental impact
US20130090280A1 (en) * 2011-10-06 2013-04-11 Honeywell International Inc. Cleaning compositions and methods
JP2015507716A (ja) * 2011-12-21 2015-03-12 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニーE.I.Du Pont De Nemours And Company 動力サイクルでのe−1,1,1,4,4,5,5,5−オクタフルオロ−2−ペンテンおよび任意選択的に、1,1,1,2,3−ペンタフルオロプロパンを含む組成物の使用
EP2794806A4 (en) * 2011-12-22 2015-10-14 Honeywell Int Inc AZEOTROPÄHNLICHE COMPOSITIONS WITH CIS-1-CHLORO-3,3,3-TRIFLUORPROPEN
US8772213B2 (en) * 2011-12-22 2014-07-08 Honeywell International Inc. Solvent compositions including trans-1-chloro-3,3,3-trifluoropropene and uses thereof
US20130255302A1 (en) * 2012-03-30 2013-10-03 James B. Tieken Cleaning composition and method for refrigeration system
JP2016521194A (ja) * 2013-03-13 2016-07-21 ハネウェル・インターナショナル・インコーポレーテッド 1−クロロ−3,3,3−トリフルオロプロペンを含む共沸混合物様の組成物
US8951358B2 (en) * 2013-03-15 2015-02-10 Honeywell International Inc. Cleaning compositions and methods
FR3003566B1 (fr) 2013-03-20 2018-07-06 Arkema France Composition comprenant hf et e-3,3,3-trifluoro-1-chloropropene
JP2015121410A (ja) * 2013-12-20 2015-07-02 旭硝子株式会社 油分濃度測定方法および油分濃度測定装置
WO2015142825A1 (en) 2014-03-18 2015-09-24 Carrier Corporation Refrigerant lube system
WO2015157240A1 (en) * 2014-04-11 2015-10-15 Honeywell International Inc. Solvent vapor phase degreasing and defluxing compositions, methods, devices and systems
JP6487163B2 (ja) 2014-07-31 2019-03-20 三菱重工サーマルシステムズ株式会社 ターボ冷凍機
JP6432306B2 (ja) 2014-11-21 2018-12-05 セントラル硝子株式会社 含フッ素オレフィンを構成成分とする共沸様組成物
FR3033791B1 (fr) 2015-03-18 2017-04-14 Arkema France Stabilisation du 1-chloro-3,3,3-trifluoropropene
WO2017018010A1 (ja) * 2015-07-27 2017-02-02 旭硝子株式会社 溶剤組成物、洗浄方法、塗膜の形成方法、熱移動媒体および熱サイクルシステム
JP6226501B2 (ja) 2016-04-27 2017-11-08 神戸合成株式会社 洗浄剤組成物及びそのエアゾール組成物
US10351499B2 (en) 2016-06-03 2019-07-16 Honeywell International Inc. Methods for producing solvents derived from 1-chloro-3, 3, 3-trifluoro-propene (1233zd)
JP6087465B1 (ja) * 2016-08-05 2017-03-01 株式会社カネコ化学 洗浄用組成物
JP6810361B2 (ja) * 2016-08-05 2021-01-06 セントラル硝子株式会社 Z−1−クロロ−3,3,3−トリフルオロプロペンの保存容器及び保存方法
CN121758723A (zh) 2016-08-17 2026-03-31 莱卡英国有限公司 水性聚氨酯分散体、预聚物、以及由其制成的成型制品
FR3056222B1 (fr) * 2016-09-19 2020-01-10 Arkema France Composition a base de 1-chloro-3,3,3-trifluoropropene
JP6942528B2 (ja) * 2017-03-10 2021-09-29 株式会社トクヤマMetel 洗浄剤組成物、リンス剤組成物及び洗浄方法
CN110914400A (zh) * 2017-05-31 2020-03-24 神户合成株式会社 气雾洗涤剂组合物
EP3666873A4 (en) 2017-08-09 2021-05-05 Threebond Co., Ltd. DETERGENT COMPOSITION, CLEANING EAROSOL AND METHOD OF CLEANING UP A DIRTY PART
FR3070982B1 (fr) 2017-09-12 2019-08-30 Arkema France Composition a base d'hydrochlorofluoroolefine et d'huile minerale
CN107502479A (zh) * 2017-09-20 2017-12-22 开翊新材料科技(上海)有限公司 一种基于氢氟醚的新型清洗剂组合物及其制备方法
US11773352B2 (en) 2018-12-26 2023-10-03 3M Innovative Properties Company Hydrochlorofluoroolefins and methods of using same
JP2019090602A (ja) * 2019-01-07 2019-06-13 三菱重工サーマルシステムズ株式会社 ターボ冷凍機
JP6759388B2 (ja) * 2019-02-21 2020-09-23 三菱重工サーマルシステムズ株式会社 ターボ冷凍機

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02221388A (ja) * 1989-02-23 1990-09-04 Asahi Glass Co Ltd 脱脂洗浄剤
JPH06145081A (ja) * 1992-07-15 1994-05-24 Asahi Glass Co Ltd 洗浄に用いる溶剤組成物
JPH07163955A (ja) * 1993-12-14 1995-06-27 Nippon Oil Co Ltd 電機部品または電子部品の洗浄方法
FR2748473B1 (fr) * 1996-05-13 1998-07-24 Atochem Elf Sa Synthese du 1-chloro-3,3,3 trifluoropropene et sa fluoration en 1,1,1,3,3 pentafluoropropane
CA2295507A1 (en) * 1997-07-09 1999-01-21 Great Lakes Chemical Corporation Azeotrope and azeotrope-like compositions of 1-bromopropane and dichloropentafluoropropanes
ES2296420T3 (es) * 1998-11-13 2008-04-16 Daikin Industries, Ltd. Composicion azeotropica consistente en 1,1,1,3,3-pentafluoropropano y 1,1,1,-trifluoro-3-cloro-2-propeno, su procedimiento de separacion y purificacion, y procedimiento de produccion de 1,1,1,3,3-pentafluoropropano y de 1,1,1,-trifluoro-3-cloro-2-propeno.
JP2004123762A (ja) * 2000-06-30 2004-04-22 Nippon Zeon Co Ltd 洗浄剤および洗浄方法
US20050096246A1 (en) * 2003-11-04 2005-05-05 Johnson Robert C. Solvent compositions containing chlorofluoroolefins
US9005467B2 (en) * 2003-10-27 2015-04-14 Honeywell International Inc. Methods of replacing heat transfer fluids
US9255046B2 (en) * 2003-07-25 2016-02-09 Honeywell International Inc. Manufacturing process for HFO-1234ze
US6844475B1 (en) * 2003-08-08 2005-01-18 Honeywell International Business Machines Low temperature production of 1-chloro-3,3,3-trifluoropropene (HCFC-1233zd)
US20110037016A1 (en) * 2003-10-27 2011-02-17 Honeywell International Inc. Fluoropropene compounds and compositions and methods using same
US9499729B2 (en) * 2006-06-26 2016-11-22 Honeywell International Inc. Compositions and methods containing fluorine substituted olefins
TW201742908A (zh) * 2005-06-24 2017-12-16 哈尼威爾國際公司 含有經氟取代之烯烴之組合物
US8574451B2 (en) * 2005-06-24 2013-11-05 Honeywell International Inc. Trans-chloro-3,3,3-trifluoropropene for use in chiller applications
CA2822739C (en) 2005-06-24 2017-08-22 Honeywell International Inc. Compositions containing fluorine substituted olefins
CN101351537B (zh) * 2005-11-01 2013-09-25 纳幕尔杜邦公司 包含不饱和氟化烃的溶剂组合物
JP5109556B2 (ja) * 2006-11-01 2012-12-26 セントラル硝子株式会社 1,1,2,2−テトラフルオロ−1−メトキシエタンを含む共沸及び共沸様組成物
US7438826B1 (en) * 2008-03-07 2008-10-21 Arkema Inc. Azeotrope-like composition of 1,1,1-trifluoro-3-chloropropene and methyl acetate
US8163196B2 (en) * 2008-10-28 2012-04-24 Honeywell International Inc. Azeotrope-like compositions comprising 1-chloro-3,3,3-trifluoropropene

Also Published As

Publication number Publication date
WO2009140231A2 (en) 2009-11-19
CN102015595B (zh) 2014-10-01
US20110041529A1 (en) 2011-02-24
JP2011520028A (ja) 2011-07-14
JP2015187284A (ja) 2015-10-29
CA2723125A1 (en) 2009-11-19
EP2280916A2 (en) 2011-02-09
CN102015595A (zh) 2011-04-13
TR201906881T4 (tr) 2019-05-21
EP2280916A4 (en) 2014-07-23
EP2280916B1 (en) 2019-04-17
ES2726424T3 (es) 2019-10-04
JP5788789B2 (ja) 2015-10-07
JP6205392B2 (ja) 2017-09-27
WO2009140231A3 (en) 2010-01-07
PL2280916T3 (pl) 2019-08-30

Similar Documents

Publication Publication Date Title
CA2723125C (en) Compositions of hydrochlorofluoroolefins
US10301520B2 (en) Compositions of hydrochlorofluoroolefins
JP5122945B2 (ja) テトラフルオロプロペンおよびトリフルオロヨードメタンの共沸混合物様組成物
JP5662294B2 (ja) ジフルオロメタン及びトリフルオロヨードメタンの共沸混合物様組成物
TWI729985B (zh) 甲基全氟庚烯醚及反-1,2-二氯乙烯之三元組合物及其用途
JP6575526B2 (ja) 2−クロロ−1,3,3,3−テトラフルオロプロペン及び1−クロロ−3,3,3−トリフルオロプロペンを含有する共沸様組成物
EP2785823B1 (en) Cleaning compositions and methods
JP7525812B2 (ja) 組成物、組成物を含む洗浄剤、エアゾール組成物、水切り剤、発泡剤または熱伝達媒体、熱伝達媒体を用いるシステム、物品の洗浄方法、および被膜の形成方法
MX2013010119A (es) Composiciones azeotropicas y similares a azeotropo de eteres de metil perfluorohepteno y trans-1, 2-dicloroetileno y usos de estas.
EP2935555A1 (en) Non-flammable ternary compositions and use of these compositions
CA3177916A1 (en) Heat transfer compositions of hydrofluorocarbons
CN1051540C (zh) 共沸组合物
WO2014139865A1 (en) Non-flammable compositions and use of these compositions
KR100592966B1 (ko) 증기 압축 시스템 세척 방법
KR102890935B1 (ko) 조성물, 조성물을 포함하는 에어로졸 조성물, 세정제, 용매, 실리콘 용제, 발포제, 열전달 매체, 소화제, 및 훈증제, 열전달 매체를 포함하는 열전달 장치, 및 열전달 장치가 포함되는 시스템
JP7468522B2 (ja) 共沸組成物、共沸様組成物、組成物、洗浄剤、溶媒、熱移動媒体
EP2746380A1 (en) Non-flammable ternary compositions and use of these compositions

Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20140508

MPN Maintenance fee for patent paid

Free format text: FEE DESCRIPTION TEXT: MF (PATENT, 16TH ANNIV.) - STANDARD

Year of fee payment: 16

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: 20250402

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: 20250402

MPN Maintenance fee for patent paid

Free format text: FEE DESCRIPTION TEXT: MF (PATENT, 17TH ANNIV.) - STANDARD

Year of fee payment: 17

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: 20260401

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: 20260401