DE69827818T2 - Magnetische kodiereinrichtung - Google Patents

Magnetische kodiereinrichtung Download PDF

Info

Publication number
DE69827818T2
DE69827818T2 DE69827818T DE69827818T DE69827818T2 DE 69827818 T2 DE69827818 T2 DE 69827818T2 DE 69827818 T DE69827818 T DE 69827818T DE 69827818 T DE69827818 T DE 69827818T DE 69827818 T2 DE69827818 T2 DE 69827818T2
Authority
DE
Germany
Prior art keywords
coding device
magnetic coding
magnetic
coding
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.)
Expired - Fee Related
Application number
DE69827818T
Other languages
English (en)
Other versions
DE69827818D1 (de
Inventor
Takefumi Kabashima
Kazunari Matsuzaki
Tomohiro Matsuo
Tsuyoshi Asanuma
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.)
Yaskawa Electric Corp
Original Assignee
Yaskawa Electric 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 Yaskawa Electric Corp filed Critical Yaskawa Electric Corp
Application granted granted Critical
Publication of DE69827818D1 publication Critical patent/DE69827818D1/de
Publication of DE69827818T2 publication Critical patent/DE69827818T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/244Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains
    • G01D5/245Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains using a variable number of pulses in a train
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/244Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains
    • G01D5/245Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains using a variable number of pulses in a train
    • G01D5/2451Incremental encoders
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/142Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage using Hall-effect devices
    • G01D5/145Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage using Hall-effect devices influenced by the relative movement between the Hall device and magnetic fields
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D2205/00Indexing scheme relating to details of means for transferring or converting the output of a sensing member
    • G01D2205/40Position sensors comprising arrangements for concentrating or redirecting magnetic flux
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D2205/00Indexing scheme relating to details of means for transferring or converting the output of a sensing member
    • G01D2205/80Manufacturing details of magnetic targets for magnetic encoders

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
DE69827818T 1997-09-08 1998-09-08 Magnetische kodiereinrichtung Expired - Fee Related DE69827818T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP26095597 1997-09-08
JP3405198 1998-01-30
JP3405098 1998-01-30
PCT/JP1998/004016 WO1999013296A1 (fr) 1997-09-08 1998-09-08 Codeur magnetique

Publications (2)

Publication Number Publication Date
DE69827818D1 DE69827818D1 (de) 2004-12-30
DE69827818T2 true DE69827818T2 (de) 2005-04-21

Family

ID=27288307

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69827818T Expired - Fee Related DE69827818T2 (de) 1997-09-08 1998-09-08 Magnetische kodiereinrichtung

Country Status (6)

Country Link
US (1) US6762897B1 (de)
EP (1) EP1014039B1 (de)
KR (1) KR100525845B1 (de)
CN (1) CN1243956C (de)
DE (1) DE69827818T2 (de)
WO (1) WO1999013296A1 (de)

Families Citing this family (74)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2792403B1 (fr) * 1999-04-14 2001-05-25 Roulements Soc Nouvelle Capteur de position et/ou de deplacement comportant une pluralite d'elements sensibles alignes
FR2795507B1 (fr) * 1999-06-24 2001-08-03 Roulements Soc Nouvelle Capteur de couple a barrette de hall
US6789948B2 (en) * 2001-09-25 2004-09-14 Ntn Corporation Magnetic encoder and wheel bearing assembly using the same
EP1336398B1 (de) 2002-02-05 2006-08-09 BirchBob International SA Tamponapplikator
JP4233958B2 (ja) * 2003-08-29 2009-03-04 株式会社日本自動車部品総合研究所 回転角検出装置
JP4621987B2 (ja) 2003-10-24 2011-02-02 株式会社安川電機 磁気式エンコーダ装置およびアクチュエータ
ES2268608T3 (es) * 2004-02-06 2007-03-16 C.R.F. Societa Consortile Per Azioni Dispositivo sensor de temperatura para piezas que se mueven de manera giratoria y procedimiento para la deteccion de temperatura para el mismo.
CN100351612C (zh) * 2004-06-03 2007-11-28 威海华控电工有限公司 六传感器式编码装置
CN100343631C (zh) * 2004-06-03 2007-10-17 威海华控电工有限公司 三传感器式编码器的存储器写入器
CN100371684C (zh) * 2004-06-03 2008-02-27 威海华控电工有限公司 六传感器式编码器
CN100371683C (zh) * 2004-06-03 2008-02-27 威海华控电工有限公司 四传感器式编码器
CN100339685C (zh) * 2004-06-03 2007-09-26 威海华控电工有限公司 三传感器式编码装置
CN100343632C (zh) * 2004-06-03 2007-10-17 威海华控电工有限公司 六传感器式编码器的存储器写入器
CN100343629C (zh) * 2004-06-03 2007-10-17 威海华控电工有限公司 三传感器式编码器
CN100343630C (zh) * 2004-06-03 2007-10-17 威海华控电工有限公司 四传感器式编码器的存储器写入器
CN100339684C (zh) * 2004-06-03 2007-09-26 威海华控电工有限公司 四传感器式编码装置
CN1997876A (zh) * 2004-06-16 2007-07-11 株式会社安川电机 磁性编码装置
WO2006018863A1 (ja) * 2004-08-17 2006-02-23 Ntn Corporation 回転センサ付軸受
US7116100B1 (en) * 2005-03-21 2006-10-03 Hr Textron, Inc. Position sensing for moveable mechanical systems and associated methods and apparatus
JP4706407B2 (ja) * 2005-09-14 2011-06-22 株式会社安川電機 磁気式エンコーダ装置
US7741839B2 (en) 2005-10-20 2010-06-22 Cts Corporation Non-contacting position sensor using a rotating magnetic vector
JP2007132862A (ja) * 2005-11-11 2007-05-31 Koyo Electronics Ind Co Ltd 磁気式エンコーダ
FR2893409B1 (fr) * 2005-11-15 2008-05-02 Moving Magnet Tech CAPTEUR DE POSITION ANGULAIRE MAGNETIQUE POUR UNE COURSE ALLANT JUSQU'A 360 o
FR2893410B1 (fr) 2005-11-15 2008-12-05 Moving Magnet Tech Mmt Capteur de position angulaire magnetique pour une course allant jusqu'a 360
DE102005061285A1 (de) * 2005-12-20 2007-06-21 Lemförder Electronic GmbH Wähleinrichtung zum Schalten eines Fahrzeuggetriebes
KR100797235B1 (ko) * 2006-03-06 2008-01-23 고요덴시고교 가부시키가이샤 자기식 인코더
US7714570B2 (en) * 2006-06-21 2010-05-11 Allegro Microsystems, Inc. Methods and apparatus for an analog rotational sensor having magnetic sensor elements
JP2008014671A (ja) * 2006-07-03 2008-01-24 Yaskawa Electric Corp 磁気式エンコーダ装置
JP5007922B2 (ja) * 2006-08-09 2012-08-22 株式会社安川電機 磁気式エンコーダ装置
WO2008063582A2 (en) * 2006-11-17 2008-05-29 Jannotta Louis J Apparatus for monitoring height of liquid in storage tank
US7495432B2 (en) * 2007-04-25 2009-02-24 Aisin Seiki Kabushiki Kaisha Angle detecting apparatus
DE102007026220B4 (de) * 2007-06-05 2020-12-10 Austriamicrosystems Ag Sensoranordnung, Messsystem und Messverfahren
WO2009031557A1 (ja) * 2007-09-04 2009-03-12 Alps Electric Co., Ltd. 角度センサ
JP4918906B2 (ja) * 2007-10-12 2012-04-18 株式会社安川電機 磁気式エンコーダおよびこれを備えた電動機と結線方法
FR2923903B1 (fr) 2007-11-20 2010-01-08 Moving Magnet Tech Capteur de position magnetique angulaire ou lineaire presentant une insensibilite aux champs exterieurs
DE112008003576T5 (de) * 2008-01-04 2011-01-20 Allegro Microsystems, Inc., Worcester Verfahren und Vorrichtung für einen Winkelsensor
EP2244070A4 (de) * 2008-02-07 2017-07-12 Hitachi Metals, Ltd. Vorrichtung zur drehwinkelerfassung, drehmaschine und verfahren zur drehwinkelerfassung
WO2009153839A1 (ja) 2008-06-20 2009-12-23 株式会社ハーモニック・ドライブ・システムズ 磁気エンコーダおよびアクチュエータ
JP5105200B2 (ja) 2008-07-14 2012-12-19 Tdk株式会社 角度検出装置、及び角度検出方法
JP5105201B2 (ja) * 2008-07-30 2012-12-26 Tdk株式会社 角度検出装置、及び角度検出方法
FR2936307B1 (fr) 2008-09-24 2010-09-17 Moving Magnet Tech Mmt Capteur de position lineaire ou rotatifa aimant permanent pour la detection d'une cible ferromagnetique
DE102008042795A1 (de) * 2008-10-13 2010-04-15 Robert Bosch Gmbh Vorrichtung zur Erfassung eines Drehwinkels eines drehbaren Teils
FR2937722B1 (fr) 2008-10-24 2010-11-26 Moving Magnet Tech Mmt Capteur de position magnetique a mesure de direction de champ et a collecteur de flux
US20100156397A1 (en) * 2008-12-23 2010-06-24 Hitoshi Yabusaki Methods and apparatus for an angle sensor for a through shaft
WO2010078683A1 (zh) * 2008-12-30 2010-07-15 深圳航天科技创新研究院 霍尔旋转变压器及由其制成的霍尔转角编码器
JP5402313B2 (ja) * 2009-06-26 2014-01-29 株式会社ニコン エンコーダおよび信号処理方法
FR2947902B1 (fr) 2009-07-07 2011-07-22 Moving Magnet Technologies M M T Capteur de position absolue et multi-periodique
FR2952430B1 (fr) 2009-11-06 2012-04-27 Moving Magnet Technologies M M T Capteur de position magnetique bidirectionnel a rotation de champ
WO2011066969A1 (de) * 2009-12-04 2011-06-09 Hirschmann Automotive Gmbh Hallbasiertes drehwinkel-messsystem insbesondere für handgasdrehgriffe
FR2965347B1 (fr) 2010-09-29 2015-04-03 Moving Magnet Tech Capteur de position ameliore
JP5131339B2 (ja) * 2010-11-17 2013-01-30 Tdk株式会社 回転磁界センサ
US9007054B2 (en) 2012-04-04 2015-04-14 Allegro Microsystems, Llc Angle sensor with misalignment detection and correction
US9081041B2 (en) 2012-04-04 2015-07-14 Allegro Microsystems, Llc High accuracy differential current sensor for applications like ground fault interrupters
US8896295B2 (en) * 2012-04-04 2014-11-25 Allegro Microsystems, Llc Magnetic field sensor having multiple sensing elements and a programmable misalignment adjustment device for misalignment detection and correction in current sensing and other applications
CN102868279B (zh) * 2012-09-12 2014-09-10 沈阳市蓝光自动化技术有限公司 低速电机磁旋转编码器
CN103915233B (zh) * 2013-01-05 2017-02-08 江苏多维科技有限公司 一种适用于角度磁编码器的永磁体
US9332987B2 (en) * 2013-03-14 2016-05-10 Ethicon Endo-Surgery, Llc Control arrangements for a drive member of a surgical instrument
CN203657892U (zh) * 2013-11-28 2014-06-18 江苏多维科技有限公司 一种非接触式滑轮液位传感器
DE102013020578B4 (de) 2013-12-13 2017-04-27 Tdk-Micronas Gmbh Messsystem
JP6435993B2 (ja) * 2015-06-01 2018-12-12 株式会社デンソー 回転電機の制御装置
KR101740695B1 (ko) 2015-07-27 2017-05-30 세인플렉스 주식회사 다극 착자 영구자석 엔코더
DE102015216009B4 (de) * 2015-08-21 2023-03-16 Robert Bosch Gmbh Messvorrichtung zur berührungslosen Ermittlung eines Drehwinkels
EP3382329B1 (de) * 2015-11-26 2020-12-23 Mitsubishi Electric Corporation Winkelerkennungsvorrichtung und elektrische servolenkvorrichtung
TWI640752B (zh) 2016-11-30 2018-11-11 財團法人工業技術研究院 旋轉感測裝置及旋轉感測方法
JP6331176B1 (ja) * 2017-03-24 2018-05-30 Tdk株式会社 角度センサシステム
JP6954139B2 (ja) * 2018-01-16 2021-10-27 株式会社デンソー 回転角度検出装置
FR3082615B1 (fr) 2018-06-15 2020-10-16 Electricfil Automotive Methode de determination d'une position angulaire relative entre deux pieces
US11162815B2 (en) * 2018-09-14 2021-11-02 Allegro Microsystems, Llc Angular magnetic field sensor and rotating target with stray field immunity
FR3087256B1 (fr) 2018-10-15 2020-10-30 Electricfil Automotive Methode et systeme capteur de determination d'une position angulaire relative entre deux pieces, et procede de fabrication d'un corps magnetique
CN109655083B (zh) * 2019-02-15 2021-10-08 广州极飞科技股份有限公司 磁编码器及其校准方法和校准装置、电机以及无人飞行器
CN109870177B (zh) * 2019-02-15 2021-10-08 广州极飞科技股份有限公司 磁编码器及其校准方法和校准装置、电机以及无人飞行器
JP6779333B2 (ja) * 2019-04-16 2020-11-04 三菱電機株式会社 回転角度検出装置
JP2021001879A (ja) 2019-06-21 2021-01-07 旭化成エレクトロニクス株式会社 回転角センサ、角度信号算出方法及びプログラム
CN111006696B (zh) * 2019-12-16 2022-05-24 浙江联宜电机有限公司 一种磁编码器及其角度计算方法

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1375070A (fr) 1963-07-05 1964-10-16 Csf Appareils électriques tournants à effet hall
JPS6045804B2 (ja) * 1978-02-28 1985-10-12 日本電気株式会社 角度検出器
JPS54118259A (en) * 1978-03-06 1979-09-13 Nec Corp Angle detector
JPS57112248U (de) 1980-12-27 1982-07-12
JPS5886405A (ja) 1981-11-18 1983-05-24 Nec Corp 角度検出器
JPS58162813A (ja) * 1982-03-23 1983-09-27 Toshiba Corp 位置検出器
JPS61292503A (ja) 1985-06-20 1986-12-23 Alpine Electron Inc 回転角度検出装置
US4899145A (en) * 1985-07-03 1990-02-06 Shin Meiwa Industry Co., Ltd. Encoder and method of adjusting magnetic fields of the same
JPS62237302A (ja) 1986-04-08 1987-10-17 Sony Corp 回転揺動アクチユエ−タの回転位置検出装置
US4866854A (en) 1986-12-05 1989-09-19 The Charles Stark Draper Laboratory, Inc. Multiple axis displacement sensor
US4851752A (en) * 1987-03-26 1989-07-25 Yamaha Corporation Magnetic encoder and a method for producing the same
JPS63243718A (ja) 1987-03-31 1988-10-11 Yaskawa Electric Mfg Co Ltd 磁気エンコ−ダ
US4983916A (en) * 1988-01-26 1991-01-08 Yamaha Corporation Compact magnetic encoder
JPH01299415A (ja) * 1988-05-28 1989-12-04 Alps Electric Co Ltd 磁気式エンコーダ
JP3037380B2 (ja) * 1990-08-30 2000-04-24 日立金属株式会社 磁気式エンコーダ
FR2688060B1 (fr) 1992-02-28 1994-04-15 Snr Roulements Structure a aimants pour capteur de deplacement.
JP3206204B2 (ja) 1992-05-22 2001-09-10 株式会社デンソー スロットルポジションセンサ
JP3078111B2 (ja) 1992-06-03 2000-08-21 株式会社東芝 回転数センサ
JPH06160011A (ja) 1992-11-17 1994-06-07 Aichi Steel Works Ltd 磁気的位置検出装置
JPH0662322U (ja) * 1993-02-04 1994-09-02 株式会社三協精機製作所 アブソリュートエンコーダ装置
DE19504229A1 (de) * 1995-02-09 1996-08-14 Festo Kg Positions-Sensoreinrichtung
US5939879A (en) * 1996-07-23 1999-08-17 Dynamics Research Corporation Magnetic encoder for sensing position and direction via a time and space modulated magnetic field
JPH10293042A (ja) * 1997-04-16 1998-11-04 Yaskawa Electric Corp 磁気式エンコーダ装置
JPH11223505A (ja) * 1997-12-03 1999-08-17 Mitsutoyo Corp 誘導型位置測定装置

Also Published As

Publication number Publication date
KR20010023605A (ko) 2001-03-26
KR100525845B1 (ko) 2005-11-02
EP1014039A4 (de) 2000-12-06
CN1271416A (zh) 2000-10-25
EP1014039A1 (de) 2000-06-28
EP1014039B1 (de) 2004-11-24
WO1999013296A1 (fr) 1999-03-18
CN1243956C (zh) 2006-03-01
US6762897B1 (en) 2004-07-13
DE69827818D1 (de) 2004-12-30

Similar Documents

Publication Publication Date Title
DE69827818T2 (de) Magnetische kodiereinrichtung
DE69816755D1 (de) Magnetischer drehgeber
DE69523652D1 (de) Kodierungsvorrichtung
DE69815743D1 (de) Magnetische Codiervorrichtung mit Referenzimpuls
NO985583L (no) Elektromagnetisk anordning
DE69719668D1 (de) Magnetische Kodiereinrichtung
DE69826082D1 (de) Immunochromatographie-unterstützer Behelf
DE69510614T2 (de) Supraleitender magnet
DK0979087T3 (da) Analgetika-kombination
DE69811652T2 (de) Magnetische kodiereinrichtung
DE69513743D1 (de) Magnet
DE69820886D1 (de) Entdrahtungsvorrichtung
DE69725225D1 (de) Aussenlinienkodierungsvorrichtung
DE69812311D1 (de) Lauflängenkodierung
DE29712438U1 (de) Weg-Codier-Vorrichtung
DE29705917U1 (de) Elektrolytische Magnetisierungsvorrichtung
DE59802828D1 (de) Wickelvorrichtung
DE69803593T2 (de) Gerät
DE29718103U1 (de) Hub-Kipp-Vorrichtung
DE29717216U1 (de) Magnetische Befestigungsvorrichtung
DE29719631U1 (de) Magnetische Befestigungsvorrichtung
DE69703486D1 (de) Magnetenanordnung
DE29707559U1 (de) Nutzentrenngerät
DE69633317D1 (de) Kodierungsvorrichtung
DE69824083D1 (de) Magnetkugel-auf-Band Transporteinrichtung

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee