DE60127877D1 - Verfahren und Vorrichtung zur Handhabung von rohrförmigen Elementen - Google Patents

Verfahren und Vorrichtung zur Handhabung von rohrförmigen Elementen

Info

Publication number
DE60127877D1
DE60127877D1 DE60127877T DE60127877T DE60127877D1 DE 60127877 D1 DE60127877 D1 DE 60127877D1 DE 60127877 T DE60127877 T DE 60127877T DE 60127877 T DE60127877 T DE 60127877T DE 60127877 D1 DE60127877 D1 DE 60127877D1
Authority
DE
Germany
Prior art keywords
tubular elements
handling tubular
handling
elements
tubular
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 - Lifetime
Application number
DE60127877T
Other languages
English (en)
Other versions
DE60127877T2 (de
Inventor
Maurice William Slack
Trent Michael Victor Kaiser
Daniel Mark Shute
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.)
Noetic Technologies Inc
Original Assignee
Noetic Engineering 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 Noetic Engineering Inc filed Critical Noetic Engineering Inc
Publication of DE60127877D1 publication Critical patent/DE60127877D1/de
Application granted granted Critical
Publication of DE60127877T2 publication Critical patent/DE60127877T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B23/00Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
    • E21B23/004Indexing systems for guiding relative movement between telescoping parts of downhole tools
    • E21B23/006"J-slot" systems, i.e. lug and slot indexing mechanisms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B13/00Spanners; Wrenches
    • B25B13/48Spanners; Wrenches for special purposes
    • B25B13/50Spanners; Wrenches for special purposes for operating on work of special profile, e.g. pipes
    • B25B13/5008Spanners; Wrenches for special purposes for operating on work of special profile, e.g. pipes for operating on pipes or cylindrical objects
    • B25B13/5083Spanners; Wrenches for special purposes for operating on work of special profile, e.g. pipes for operating on pipes or cylindrical objects by internally gripping the pipe
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B5/00Clamps
    • B25B5/06Arrangements for positively actuating jaws
    • B25B5/061Arrangements for positively actuating jaws with fluid drive
    • B25B5/065Arrangements for positively actuating jaws with fluid drive involving the use of flexible pressure bags or diaphragms
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B19/00Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/02Rod or cable suspensions
    • E21B19/06Elevators, i.e. rod- or tube-gripping devices
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B31/00Fishing for or freeing objects in boreholes or wells
    • E21B31/12Grappling tools, e.g. tongs or grabs
    • E21B31/20Grappling tools, e.g. tongs or grabs gripping internally, e.g. fishing spears

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Earth Drilling (AREA)
  • Manipulator (AREA)
DE60127877T 2000-03-22 2001-03-22 Verfahren und Vorrichtung zur Handhabung von rohrförmigen Elementen Expired - Lifetime DE60127877T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA2301963 2000-03-22
CA002301963A CA2301963C (en) 2000-03-22 2000-03-22 Method and apparatus for handling tubular goods

Publications (2)

Publication Number Publication Date
DE60127877D1 true DE60127877D1 (de) 2007-05-24
DE60127877T2 DE60127877T2 (de) 2007-12-20

Family

ID=4165610

Family Applications (2)

Application Number Title Priority Date Filing Date
DE60127877T Expired - Lifetime DE60127877T2 (de) 2000-03-22 2001-03-22 Verfahren und Vorrichtung zur Handhabung von rohrförmigen Elementen
DE60119706T Expired - Lifetime DE60119706T2 (de) 2000-03-22 2001-03-22 Verfahren und vorrichtung zur handhabung von rohrförmigen elementen

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE60119706T Expired - Lifetime DE60119706T2 (de) 2000-03-22 2001-03-22 Verfahren und vorrichtung zur handhabung von rohrförmigen elementen

Country Status (6)

Country Link
US (1) US6732822B2 (de)
EP (2) EP1266119B1 (de)
AU (1) AU4217801A (de)
CA (1) CA2301963C (de)
DE (2) DE60127877T2 (de)
WO (1) WO2001071154A1 (de)

Families Citing this family (93)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7866390B2 (en) * 1996-10-04 2011-01-11 Frank's International, Inc. Casing make-up and running tool adapted for fluid and cement control
US6536520B1 (en) 2000-04-17 2003-03-25 Weatherford/Lamb, Inc. Top drive casing system
US6742596B2 (en) 2001-05-17 2004-06-01 Weatherford/Lamb, Inc. Apparatus and methods for tubular makeup interlock
GB9815809D0 (en) 1998-07-22 1998-09-16 Appleton Robert P Casing running tool
GB2340858A (en) * 1998-08-24 2000-03-01 Weatherford Lamb Methods and apparatus for facilitating the connection of tubulars using a top drive
GB2347441B (en) * 1998-12-24 2003-03-05 Weatherford Lamb Apparatus and method for facilitating the connection of tubulars using a top drive
US6890363B1 (en) * 1999-05-24 2005-05-10 Showa Denko K.K. Solid electrolytic capacitor and method for producing the same
US7325610B2 (en) 2000-04-17 2008-02-05 Weatherford/Lamb, Inc. Methods and apparatus for handling and drilling with tubulars or casing
EP2273059B1 (de) * 2000-10-16 2012-02-15 Weatherford Lamb, Inc. Verbindungsvorrichtung
GB0131031D0 (en) * 2001-12-31 2002-02-13 Maris Tdm Ltd Pipe handling apparatus
US7730965B2 (en) 2002-12-13 2010-06-08 Weatherford/Lamb, Inc. Retractable joint and cementing shoe for use in completing a wellbore
USRE42877E1 (en) 2003-02-07 2011-11-01 Weatherford/Lamb, Inc. Methods and apparatus for wellbore construction and completion
US7874352B2 (en) 2003-03-05 2011-01-25 Weatherford/Lamb, Inc. Apparatus for gripping a tubular on a drilling rig
US7650944B1 (en) 2003-07-11 2010-01-26 Weatherford/Lamb, Inc. Vessel for well intervention
AU2005208880B2 (en) * 2004-01-27 2009-12-17 Baker Hughes Incorporated Rotationally locked wear sleeve for through-tubing drilling and completion
US7284617B2 (en) * 2004-05-20 2007-10-23 Weatherford/Lamb, Inc. Casing running head
CA2512570C (en) * 2004-07-20 2011-04-19 Weatherford/Lamb, Inc. Casing feeder
CA2532907C (en) 2005-01-12 2008-08-12 Weatherford/Lamb, Inc. One-position fill-up and circulating tool
CA2533115C (en) 2005-01-18 2010-06-08 Weatherford/Lamb, Inc. Top drive torque booster
GB2424432B (en) 2005-02-28 2010-03-17 Weatherford Lamb Deep water drilling with casing
CA2676758A1 (en) 2005-05-03 2006-11-09 Noetic Engineering Inc. Gripping tool
EP1719873A1 (de) * 2005-05-04 2006-11-08 Services Petroliers Schlumberger Aufweitbare Hülse
US7665515B2 (en) 2005-06-10 2010-02-23 Albert Augustus Mullins Casing and drill pipe filling and circulating method
NO324746B1 (no) * 2006-03-23 2007-12-03 Peak Well Solutions As Verktoy for fylling, sirkulering og tilbakestromning av fluider i en bronn
CA2586317C (en) 2006-04-27 2012-04-03 Weatherford/Lamb, Inc. Torque sub for use with top drive
US7857052B2 (en) 2006-05-12 2010-12-28 Weatherford/Lamb, Inc. Stage cementing methods used in casing while drilling
US8276689B2 (en) 2006-05-22 2012-10-02 Weatherford/Lamb, Inc. Methods and apparatus for drilling with casing
US20080050180A1 (en) * 2006-08-23 2008-02-28 Baugh Benton F Method for increasing bit load
US7559364B2 (en) * 2006-09-14 2009-07-14 Gerald Bullard Bridge plug and setting tool
US7757756B2 (en) * 2006-09-14 2010-07-20 Gerald Bullard Bridge plug and setting tool
US7882902B2 (en) 2006-11-17 2011-02-08 Weatherford/Lamb, Inc. Top drive interlock
US8393389B2 (en) * 2007-04-20 2013-03-12 Halliburton Evergy Services, Inc. Running tool for expandable liner hanger and associated methods
US7752945B2 (en) * 2007-09-11 2010-07-13 Frank's Casing Crew & Rental Tools, Inc. Sprag tool for torquing pipe connections
US8100188B2 (en) * 2007-10-24 2012-01-24 Halliburton Energy Services, Inc. Setting tool for expandable liner hanger and associated methods
US20090114398A1 (en) * 2007-11-07 2009-05-07 Frank's International, Inc. Apparatus and Method for Gripping and/or Handling Tubulars
CA2646929C (en) 2007-12-10 2014-01-21 Noetic Technologies Inc. Gripping tool with fluid grip activation
AU2008334992B2 (en) 2007-12-12 2012-02-16 Weatherford Technology Holdings, Llc Top drive system
US7600450B2 (en) * 2008-03-13 2009-10-13 National Oilwell Varco Lp Curvature conformable gripping dies
WO2010002992A1 (en) * 2008-07-01 2010-01-07 Franks International, Inc. Method and apparatus for making up and breaking out threaded tubular connections
US8167050B2 (en) 2008-07-01 2012-05-01 Frank's Casing Crew & Rental Tools, Inc. Method and apparatus for making up and breaking out threaded tubular connections
PL2313600T3 (pl) * 2008-07-18 2017-10-31 Noetic Tech Inc Trójkrzywkowe przedłużenie osiowe dla zapewnienia narzędzia chwytającego o udoskonalonym zakresie operacyjnym i wydajności
CA2730568C (en) 2008-07-18 2014-02-11 Noetic Technologies Inc. Grip extension linkage to provide gripping tool with improved operational range, and method of use of the same
US7900696B1 (en) 2008-08-15 2011-03-08 Itt Manufacturing Enterprises, Inc. Downhole tool with exposable and openable flow-back vents
US8267177B1 (en) * 2008-08-15 2012-09-18 Exelis Inc. Means for creating field configurable bridge, fracture or soluble insert plugs
US20100155084A1 (en) * 2008-12-23 2010-06-24 Halliburton Energy Services, Inc. Setting tool for expandable liner hanger and associated methods
US8061429B2 (en) * 2008-12-30 2011-11-22 Schlumberger Technology Corporation Systems and methods for downhole completions
US8342250B2 (en) * 2009-08-27 2013-01-01 Baker Hughes Incorporated Methods and apparatus for manipulating and driving casing
US8678108B1 (en) 2009-09-29 2014-03-25 Schlumberger Technology Corporation Torque transmitting elastomeric element in casing drilling drill lock assembly
US8579023B1 (en) 2010-10-29 2013-11-12 Exelis Inc. Composite downhole tool with ratchet locking mechanism
US8919452B2 (en) 2010-11-08 2014-12-30 Baker Hughes Incorporated Casing spears and related systems and methods
US9725992B2 (en) 2010-11-24 2017-08-08 Halliburton Energy Services, Inc. Entry guide formation on a well liner hanger
US20120267116A1 (en) * 2011-04-25 2012-10-25 Bp Corporation North America Inc. Flange overshot retrieval tool
US8739888B2 (en) 2011-04-28 2014-06-03 Tesco Corporation Mechanically actuated casing drive system tool
US8770276B1 (en) 2011-04-28 2014-07-08 Exelis, Inc. Downhole tool with cones and slips
US8863846B2 (en) * 2012-01-31 2014-10-21 Cudd Pressure Control, Inc. Method and apparatus to perform subsea or surface jacking
US8997859B1 (en) 2012-05-11 2015-04-07 Exelis, Inc. Downhole tool with fluted anvil
US9500045B2 (en) 2012-10-31 2016-11-22 Canrig Drilling Technology Ltd. Reciprocating and rotating section and methods in a drilling system
US9322235B2 (en) * 2013-03-12 2016-04-26 Weatherford Technology Holdings, Llc Weight setting indicator
CA2928884C (en) 2013-11-22 2018-05-01 Weatherford Technology Holdings, Llc Downhole release tool
GB201412778D0 (en) * 2014-07-18 2014-09-03 Siceno S A R L Torque control apparatus
US9845658B1 (en) 2015-04-17 2017-12-19 Albany International Corp. Lightweight, easily drillable or millable slip for composite frac, bridge and drop ball plugs
US10465457B2 (en) 2015-08-11 2019-11-05 Weatherford Technology Holdings, Llc Tool detection and alignment for tool installation
US10626683B2 (en) 2015-08-11 2020-04-21 Weatherford Technology Holdings, Llc Tool identification
US10428602B2 (en) 2015-08-20 2019-10-01 Weatherford Technology Holdings, Llc Top drive torque measurement device
US10323484B2 (en) 2015-09-04 2019-06-18 Weatherford Technology Holdings, Llc Combined multi-coupler for a top drive and a method for using the same for constructing a wellbore
EP3347559B1 (de) 2015-09-08 2021-06-09 Weatherford Technology Holdings, LLC Generator für kopfantriebseinheit
US10590744B2 (en) 2015-09-10 2020-03-17 Weatherford Technology Holdings, Llc Modular connection system for top drive
US10167671B2 (en) 2016-01-22 2019-01-01 Weatherford Technology Holdings, Llc Power supply for a top drive
US11162309B2 (en) 2016-01-25 2021-11-02 Weatherford Technology Holdings, Llc Compensated top drive unit and elevator links
US10704364B2 (en) 2017-02-27 2020-07-07 Weatherford Technology Holdings, Llc Coupler with threaded connection for pipe handler
US10954753B2 (en) 2017-02-28 2021-03-23 Weatherford Technology Holdings, Llc Tool coupler with rotating coupling method for top drive
US11131151B2 (en) 2017-03-02 2021-09-28 Weatherford Technology Holdings, Llc Tool coupler with sliding coupling members for top drive
US10480247B2 (en) 2017-03-02 2019-11-19 Weatherford Technology Holdings, Llc Combined multi-coupler with rotating fixations for top drive
US10443326B2 (en) 2017-03-09 2019-10-15 Weatherford Technology Holdings, Llc Combined multi-coupler
US10247246B2 (en) 2017-03-13 2019-04-02 Weatherford Technology Holdings, Llc Tool coupler with threaded connection for top drive
US10711574B2 (en) 2017-05-26 2020-07-14 Weatherford Technology Holdings, Llc Interchangeable swivel combined multicoupler
FI3415709T3 (fi) * 2017-06-12 2023-01-31 Tarttumalaite ja menetelmä poraustyökaluihin tarttumiseksi
US10526852B2 (en) * 2017-06-19 2020-01-07 Weatherford Technology Holdings, Llc Combined multi-coupler with locking clamp connection for top drive
US10544631B2 (en) * 2017-06-19 2020-01-28 Weatherford Technology Holdings, Llc Combined multi-coupler for top drive
US10527104B2 (en) 2017-07-21 2020-01-07 Weatherford Technology Holdings, Llc Combined multi-coupler for top drive
US10355403B2 (en) 2017-07-21 2019-07-16 Weatherford Technology Holdings, Llc Tool coupler for use with a top drive
US10745978B2 (en) 2017-08-07 2020-08-18 Weatherford Technology Holdings, Llc Downhole tool coupling system
US11047175B2 (en) 2017-09-29 2021-06-29 Weatherford Technology Holdings, Llc Combined multi-coupler with rotating locking method for top drive
US11441412B2 (en) 2017-10-11 2022-09-13 Weatherford Technology Holdings, Llc Tool coupler with data and signal transfer methods for top drive
RU2674591C1 (ru) * 2018-03-27 2018-12-11 Публичное акционерное общество "Татнефть" имени В.Д. Шашина Устройство для заворота колонных головок
US11002086B2 (en) 2018-04-26 2021-05-11 Nabors Drilling Technologies Usa, Inc. Pipe handler
CA3097431A1 (en) * 2018-04-27 2019-10-31 Noetic Technologies Inc. Adjustable bail extension
CN111101884A (zh) * 2018-10-25 2020-05-05 中国石油天然气股份有限公司 取出套管的装置和方法
WO2021105812A1 (en) 2019-11-26 2021-06-03 Gutierrez Infante Jairo Systems and methods for running tubulars
CN114718444A (zh) * 2021-12-02 2022-07-08 宇通重型装备有限公司 一种新能源电动旋挖钻动力头磕土装置及其控制方法
CN114193357B (zh) * 2021-12-09 2023-07-25 苏州精锐精密机械有限公司 一种圆形薄壁件内壁支撑装置
CN114776245B (zh) * 2022-05-16 2023-03-24 大庆长垣能源科技有限公司 免钻塞可打捞式完井工艺
CN116752923B (zh) * 2023-08-16 2023-11-07 牡丹江市林海石油打捞工具有限公司 螺杆泵液压打捞筒

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1843537A (en) * 1931-02-06 1932-02-02 Bickerstaff William Otho Gripping device
US3747675A (en) 1968-11-25 1973-07-24 C Brown Rotary drive connection for casing drilling string
US3603110A (en) * 1969-09-04 1971-09-07 Otis Eng Co Well tools
US3697113A (en) * 1971-03-25 1972-10-10 Gardner Denver Co Drill rod retrieving tool
US4327776A (en) * 1975-11-10 1982-05-04 Manville Service Corporation Thin-walled metal duct having integral reinforced coupling ends
US4044581A (en) * 1975-11-10 1977-08-30 Johns-Manville Corporation Thin-walled metal duct having integral reinforced ends for joining and method and apparatus for its manufacture
US4141225A (en) * 1977-02-10 1979-02-27 The United States Of America As Represented By The Secretary Of The Interior Articulated, flexible shaft assembly with axially lockable universal joint
US4726423A (en) * 1985-08-07 1988-02-23 Rickert Precision Industries, Inc. Method for installing a blast joint
US4685518A (en) * 1985-08-07 1987-08-11 Rickert Precision Industries, Inc. Blast joint
NO881445L (no) * 1987-04-02 1988-10-03 Apache Corp Apparat for paafoering av dreiemoment paa en roerdel i en jordboremaskin.
US5172613A (en) 1989-12-07 1992-12-22 Wesch Jr William E Power tongs with improved gripping means
CA2240058C (en) * 1998-06-09 2008-03-25 Linden H. Bland Coupling device for a drive assembly
GB9815809D0 (en) 1998-07-22 1998-09-16 Appleton Robert P Casing running tool
GB2340858A (en) * 1998-08-24 2000-03-01 Weatherford Lamb Methods and apparatus for facilitating the connection of tubulars using a top drive
GB2345074A (en) * 1998-12-24 2000-06-28 Weatherford Lamb Floating joint to facilitate the connection of tubulars using a top drive

Also Published As

Publication number Publication date
EP1266119B1 (de) 2006-05-17
AU4217801A (en) 2001-10-03
EP1266119A1 (de) 2002-12-18
CA2301963C (en) 2004-03-09
WO2001071154A1 (en) 2001-09-27
DE60119706T2 (de) 2007-01-11
EP1568847B1 (de) 2007-04-11
DE60127877T2 (de) 2007-12-20
EP1568847A3 (de) 2005-09-07
CA2301963A1 (en) 2001-09-22
US6732822B2 (en) 2004-05-11
EP1568847A2 (de) 2005-08-31
DE60119706D1 (de) 2006-06-22
US20030155159A1 (en) 2003-08-21

Similar Documents

Publication Publication Date Title
DE60119706D1 (de) Verfahren und vorrichtung zur handhabung von rohrförmigen elementen
DE60040962D1 (de) Verfahren und Vorrichtung zur Handhabung von verteilten Gegenständen
DE60126382D1 (de) Verfahren und Gerät zur Erkennung von Gegenständen
DE60135407D1 (de) Verfahren und Vorrichtung zur Erkennung von Pixelsorten
DE60110311D1 (de) Verfahren und Vorrichtung zur Mehrfachsendung
DE50203544D1 (de) Verfahren und Vorrichtung zur Drehbearbeitung
DE60132586D1 (de) Verfahren und vorrichtung zur abtastratenwandlung
DE60008102D1 (de) Verfahren und vorrichtung zur mehrfachsendung
DE60030658D1 (de) Verfahren und Vorrichtung zur Überprüfung von Gegenständen
DE60101390D1 (de) Verfahren und Vorrichtung zur Trennung von Kohlenwasserstoffen
DE60128007D1 (de) Vorrichtung und verfahren zur sicherheitsbearbeitung von kommunikationspaketen
DE50206588D1 (de) Verfahren und vorrichtung zur erkennung und behebung einer umkippgefahr
DE60036939D1 (de) Verfahren und vorrichtung zur markierung von fehlern
DE60223913D1 (de) Vorrichtung und verfahren zur erkennung und speicherung von ereignissen
DE60018733D1 (de) Vorrichtung und verfahren zur probenanalyse
DE60021077D1 (de) Vorrichtung und verfahren zur probenabgabe
DE60124225D1 (de) Verfahren und Vorrichtung zur Erkennung von Emotionen
DE60140514D1 (de) Verfahren und Vorrichtung zur Beseitigung von Perfluorverbindungen
DE60103782D1 (de) Vorrichtung und Verfahren zur Übertragung von Flüssigkeiten
DE50111492D1 (de) Verfahren und vorrichtung zur überwachung von gasen
DE50110488D1 (de) Verfahren und Vorrichtung zur Registrierung von Bildern
DE50104981D1 (de) Vorrichtung und verfahren zur bestückung von transportgurten
DE60218573D1 (de) Verfahren und Vorrichtung zur Mehrfachsendung
DE50204204D1 (de) Verfahren und vorrichtung zur reihenbildung von packgütern
DE60010094D1 (de) Verfahren und vorrichtung zur pfadsuche

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: NOETIC TECHNOLOGIES INC., EDMONTON, ALBERTA, CA