DE2436696A1 - Einrichtung zum synchronisieren eines biologischen geraetes - Google Patents
Einrichtung zum synchronisieren eines biologischen geraetesInfo
- Publication number
- DE2436696A1 DE2436696A1 DE2436696A DE2436696A DE2436696A1 DE 2436696 A1 DE2436696 A1 DE 2436696A1 DE 2436696 A DE2436696 A DE 2436696A DE 2436696 A DE2436696 A DE 2436696A DE 2436696 A1 DE2436696 A1 DE 2436696A1
- Authority
- DE
- Germany
- Prior art keywords
- circuit
- arrangement
- signal
- time
- cardiac
- 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.)
- Withdrawn
Links
- 230000000747 cardiac effect Effects 0.000 claims description 42
- 230000000241 respiratory effect Effects 0.000 claims description 36
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 20
- 238000000718 qrs complex Methods 0.000 claims description 14
- 206010003119 arrhythmia Diseases 0.000 claims description 11
- 238000012937 correction Methods 0.000 claims description 10
- 230000006793 arrhythmia Effects 0.000 claims description 8
- 230000008859 change Effects 0.000 claims description 8
- 230000035790 physiological processes and functions Effects 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 4
- 210000004165 myocardium Anatomy 0.000 claims description 4
- 238000002560 therapeutic procedure Methods 0.000 claims description 4
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims description 2
- 238000012984 biological imaging Methods 0.000 claims 3
- 238000002059 diagnostic imaging Methods 0.000 claims 2
- 230000000737 periodic effect Effects 0.000 claims 1
- 230000006870 function Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000002763 arrhythmic effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 210000004072 lung Anatomy 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000000306 qrs interval Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 229910021607 Silver chloride Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000003434 inspiratory effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000003601 intercostal effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000002685 pulmonary effect Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/54—Control of apparatus or devices for radiation diagnosis
- A61B6/541—Control of apparatus or devices for radiation diagnosis involving acquisition triggered by a physiological signal
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/08—Measuring devices for evaluating the respiratory organs
- A61B5/085—Measuring impedance of respiratory organs or lung elasticity
- A61B5/086—Measuring impedance of respiratory organs or lung elasticity by impedance pneumography
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/16—Measuring radiation intensity
- G01T1/161—Applications in the field of nuclear medicine, e.g. in vivo counting
- G01T1/164—Scintigraphy
- G01T1/1641—Static instruments for imaging the distribution of radioactivity in one or two dimensions using one or several scintillating elements; Radio-isotope cameras
- G01T1/1648—Ancillary equipment for scintillation cameras, e.g. reference markers, devices for removing motion artifacts, calibration devices
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Veterinary Medicine (AREA)
- High Energy & Nuclear Physics (AREA)
- Physiology (AREA)
- Biophysics (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Pulmonology (AREA)
- Public Health (AREA)
- Pathology (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Radiology & Medical Imaging (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
- Radiation-Therapy Devices (AREA)
- X-Ray Techniques (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US383707A US3871360A (en) | 1973-07-30 | 1973-07-30 | Timing biological imaging, measuring, and therapeutic timing systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2436696A1 true DE2436696A1 (de) | 1975-02-20 |
Family
ID=23514339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2436696A Withdrawn DE2436696A1 (de) | 1973-07-30 | 1974-07-30 | Einrichtung zum synchronisieren eines biologischen geraetes |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3871360A (enExample) |
| JP (1) | JPS5043782A (enExample) |
| CA (1) | CA1031040A (enExample) |
| DE (1) | DE2436696A1 (enExample) |
| FR (1) | FR2239229B1 (enExample) |
| GB (1) | GB1444651A (enExample) |
| IT (1) | IT1016595B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0026494A1 (de) * | 1979-10-02 | 1981-04-08 | Siemens Aktiengesellschaft | Röntgenschichtgerät zur Herstellung von Transversalschichtbildern |
Families Citing this family (83)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2418910B2 (de) * | 1974-04-19 | 1976-10-07 | Hewlett-Packard GmbH, 7030 Böblingen | Atemmonitor |
| HU172843B (hu) * | 1975-11-17 | 1978-12-28 | Medicor Muevek | Oftal'mologicheskoe prisposoblenie dlja proverochnogo osmotra s cel'ju obnaruzhenija glaukomy |
| US4148314A (en) * | 1976-10-18 | 1979-04-10 | Baxter Travenol Laboratories, Inc. | Blood pressure alarm system for dialysis machines |
| DE2648282A1 (de) * | 1976-10-25 | 1978-04-27 | Siemens Ag | Holographische einrichtung |
| US4140110A (en) * | 1976-12-27 | 1979-02-20 | American Optical Corporation | Systolic pressure determining apparatus and process using integration to determine pulse amplitude |
| US4182311A (en) * | 1977-04-22 | 1980-01-08 | Varian Associates, Inc. | Method and system for cardiac computed tomography |
| CH632403A5 (de) * | 1977-09-08 | 1982-10-15 | Avl Ag | Verfahren und einrichtung zum ermitteln von systolischen zeitintervallen. |
| US4204524A (en) * | 1977-11-07 | 1980-05-27 | Dov Jaron | Method and apparatus for controlling cardiac assist device |
| US4294259A (en) * | 1977-11-25 | 1981-10-13 | Bios Inc. | Method and apparatus for characterizing blood flow through the heart |
| US4271842A (en) * | 1978-03-03 | 1981-06-09 | Smith Kline Instruments, Inc. | Apparatus and method for providing multiple ultrasonic sector image displays |
| NL183221C (nl) * | 1978-03-20 | 1988-09-01 | Univ Groningen | Inrichting voor het detecteren van de activiteit van de ademhalingsorganen en het hart van een levend wezen. |
| US4356825A (en) * | 1978-08-21 | 1982-11-02 | United States Surgical Corporation | Method and system for measuring rate of occurrence of a physiological parameter |
| US4382184A (en) * | 1978-11-24 | 1983-05-03 | Cardiac Imaging Limited Partnership | Apparatus and method for simultaneously displaying relative displacements of a fluctuating biological object |
| US4387722A (en) * | 1978-11-24 | 1983-06-14 | Kearns Kenneth L | Respiration monitor and x-ray triggering apparatus |
| JPS58206724A (ja) * | 1982-05-27 | 1983-12-02 | 株式会社東芝 | 心拍連動ｘ線ｃｔ装置 |
| CA1199371A (en) * | 1982-12-03 | 1986-01-14 | Orest Z. Roy | Ultrasonic enhancement of cardiac contractility synchronised with ecg event or defibrillation pulse |
| JPS61115539A (ja) * | 1984-11-09 | 1986-06-03 | 株式会社 日立メデイコ | デイジタル型ｘ線撮影装置 |
| DE3442174C2 (de) * | 1984-11-17 | 1993-11-11 | Hanscarl Prof Dr Med Leuner | Verfahren und Vorrichtung zum Messen eines Indikators für den Entspannungszustand eines Menschen |
| US4567893A (en) * | 1984-11-21 | 1986-02-04 | General Electric Company | Method of eliminating breathing artifacts in NMR imaging |
| US4694837A (en) * | 1985-08-09 | 1987-09-22 | Picker International, Inc. | Cardiac and respiratory gated magnetic resonance imaging |
| JPS62106755A (ja) * | 1985-11-02 | 1987-05-18 | 株式会社東芝 | 磁気共鳴イメ−ジング装置 |
| US4803997A (en) * | 1986-07-14 | 1989-02-14 | Edentec Corporation | Medical monitor |
| DE58908452D1 (de) * | 1989-01-12 | 1994-11-03 | Siemens Ag | Medizinisches Gerät zur Diagnose und/oder Therapie. |
| US5033472A (en) * | 1989-02-23 | 1991-07-23 | Nihon Kohden Corp. | Method of and apparatus for analyzing propagation of arterial pulse waves through the circulatory system |
| NL8901322A (nl) * | 1989-05-26 | 1990-12-17 | Philips Nv | Roentgenbeeldsynchronisatiemethode. |
| IL102300A (en) * | 1992-06-24 | 1996-07-23 | N I Medical Ltd | Non-invasive system for determining of the main cardiorespiratory parameters of the human body |
| US5497778A (en) * | 1993-06-30 | 1996-03-12 | Hon; Edward H. | Apparatus and method for noninvasive measurement of peripheral pressure pulse compliance and systolic time intervals |
| US5764723A (en) * | 1996-10-16 | 1998-06-09 | The Trustees Of Columbia University In The City Of New York | Apparatus and method to gate a source for radiation therapy |
| WO1998052635A1 (en) * | 1997-05-23 | 1998-11-26 | William Beaumont Hospital | Method and apparatus for delivering radiation therapy during suspended ventilation |
| US6240162B1 (en) | 1998-01-15 | 2001-05-29 | Siemens Medical Systems, Inc. | Precision dosimetry in an intensity modulated radiation treatment system |
| US6118847A (en) * | 1998-01-15 | 2000-09-12 | Siemens Medical Systems, Inc. | System and method for gated radiotherapy based on physiological inputs |
| US6370419B2 (en) | 1998-02-20 | 2002-04-09 | University Of Florida | Method and apparatus for triggering an event at a desired point in the breathing cycle |
| US6076005A (en) * | 1998-02-25 | 2000-06-13 | St. Jude Children's Research Hospital | Respiration responsive gating means and apparatus and methods using the same |
| US6167114A (en) * | 1998-08-10 | 2000-12-26 | Siemens Medical Systems, Inc. | System and method for calculating scatter radiation including a collimator thickness |
| US6279579B1 (en) * | 1998-10-23 | 2001-08-28 | Varian Medical Systems, Inc. | Method and system for positioning patients for medical treatment procedures |
| AU771104B2 (en) | 1998-10-23 | 2004-03-11 | Varian Medical Systems Technologies, Inc. | Method and system for physiological gating of radiation therapy |
| US6937696B1 (en) | 1998-10-23 | 2005-08-30 | Varian Medical Systems Technologies, Inc. | Method and system for predictive physiological gating |
| US6980679B2 (en) * | 1998-10-23 | 2005-12-27 | Varian Medical System Technologies, Inc. | Method and system for monitoring breathing activity of a subject |
| US6973202B2 (en) | 1998-10-23 | 2005-12-06 | Varian Medical Systems Technologies, Inc. | Single-camera tracking of an object |
| US6621889B1 (en) * | 1998-10-23 | 2003-09-16 | Varian Medical Systems, Inc. | Method and system for predictive physiological gating of radiation therapy |
| US7158610B2 (en) * | 2003-09-05 | 2007-01-02 | Varian Medical Systems Technologies, Inc. | Systems and methods for processing x-ray images |
| DE19946092A1 (de) * | 1999-09-25 | 2001-03-29 | Philips Corp Intellectual Pty | Verfahren und Vorrichtung zur Ermittlung eines 3D-Bilddatensatzes eines sich periodisch bewegenden Körperorgans |
| FR2823679B1 (fr) * | 2001-04-23 | 2004-01-02 | Dyn R | Procede et dispositif de pilotage d'une unite de radiotherapie en vue du traitement de tumeurs thoraciques |
| US7769430B2 (en) * | 2001-06-26 | 2010-08-03 | Varian Medical Systems, Inc. | Patient visual instruction techniques for synchronizing breathing with a medical procedure |
| US6741886B2 (en) | 2001-10-25 | 2004-05-25 | Cardiac Pacemakers, Inc. | ECG system with minute ventilation detector |
| US7054475B2 (en) * | 2001-12-28 | 2006-05-30 | General Electric Company | Apparatus and method for volumetric reconstruction of a cyclically moving object |
| US7620444B2 (en) | 2002-10-05 | 2009-11-17 | General Electric Company | Systems and methods for improving usability of images for medical applications |
| US7778691B2 (en) * | 2003-06-13 | 2010-08-17 | Wisconsin Alumni Research Foundation | Apparatus and method using synchronized breathing to treat tissue subject to respiratory motion |
| US20050053267A1 (en) * | 2003-09-05 | 2005-03-10 | Varian Medical Systems Technologies, Inc. | Systems and methods for tracking moving targets and monitoring object positions |
| US8571639B2 (en) * | 2003-09-05 | 2013-10-29 | Varian Medical Systems, Inc. | Systems and methods for gating medical procedures |
| US7115096B2 (en) * | 2003-12-24 | 2006-10-03 | Cardiac Pacemakers, Inc. | Third heart sound activity index for heart failure monitoring |
| US20060074305A1 (en) * | 2004-09-30 | 2006-04-06 | Varian Medical Systems Technologies, Inc. | Patient multimedia display |
| DE102005031116B4 (de) * | 2005-07-04 | 2012-04-12 | Siemens Ag | Stoßwellensystem |
| US7549363B2 (en) * | 2005-08-26 | 2009-06-23 | Premark Feg L.L.C. | Product table for a food slicer with hollow peripheral reinforcements |
| US9119541B2 (en) * | 2005-08-30 | 2015-09-01 | Varian Medical Systems, Inc. | Eyewear for patient prompting |
| US7443946B2 (en) * | 2006-04-10 | 2008-10-28 | General Electric Company | Methods and apparatus for 4DCT imaging systems |
| WO2012176191A1 (en) | 2011-06-23 | 2012-12-27 | Sync-Rx, Ltd. | Luminal background cleaning |
| JP5639764B2 (ja) * | 2007-03-08 | 2014-12-10 | シンク−アールエックス，リミティド | 運動する器官と共に使用するイメージング及びツール |
| US9629571B2 (en) | 2007-03-08 | 2017-04-25 | Sync-Rx, Ltd. | Co-use of endoluminal data and extraluminal imaging |
| US10716528B2 (en) | 2007-03-08 | 2020-07-21 | Sync-Rx, Ltd. | Automatic display of previously-acquired endoluminal images |
| US9375164B2 (en) | 2007-03-08 | 2016-06-28 | Sync-Rx, Ltd. | Co-use of endoluminal data and extraluminal imaging |
| US11064964B2 (en) | 2007-03-08 | 2021-07-20 | Sync-Rx, Ltd | Determining a characteristic of a lumen by measuring velocity of a contrast agent |
| US11197651B2 (en) | 2007-03-08 | 2021-12-14 | Sync-Rx, Ltd. | Identification and presentation of device-to-vessel relative motion |
| US9968256B2 (en) | 2007-03-08 | 2018-05-15 | Sync-Rx Ltd. | Automatic identification of a tool |
| US8781193B2 (en) * | 2007-03-08 | 2014-07-15 | Sync-Rx, Ltd. | Automatic quantitative vessel analysis |
| US7953247B2 (en) | 2007-05-21 | 2011-05-31 | Snap-On Incorporated | Method and apparatus for wheel alignment |
| ES2450391T3 (es) * | 2008-06-19 | 2014-03-24 | Sync-Rx, Ltd. | Avance progresivo de un instrumento médico |
| US20100061596A1 (en) * | 2008-09-05 | 2010-03-11 | Varian Medical Systems Technologies, Inc. | Video-Based Breathing Monitoring Without Fiducial Tracking |
| US10667727B2 (en) * | 2008-09-05 | 2020-06-02 | Varian Medical Systems, Inc. | Systems and methods for determining a state of a patient |
| US9095313B2 (en) | 2008-11-18 | 2015-08-04 | Sync-Rx, Ltd. | Accounting for non-uniform longitudinal motion during movement of an endoluminal imaging probe |
| US9144394B2 (en) | 2008-11-18 | 2015-09-29 | Sync-Rx, Ltd. | Apparatus and methods for determining a plurality of local calibration factors for an image |
| US8855744B2 (en) | 2008-11-18 | 2014-10-07 | Sync-Rx, Ltd. | Displaying a device within an endoluminal image stack |
| US11064903B2 (en) | 2008-11-18 | 2021-07-20 | Sync-Rx, Ltd | Apparatus and methods for mapping a sequence of images to a roadmap image |
| US10362962B2 (en) | 2008-11-18 | 2019-07-30 | Synx-Rx, Ltd. | Accounting for skipped imaging locations during movement of an endoluminal imaging probe |
| US9101286B2 (en) | 2008-11-18 | 2015-08-11 | Sync-Rx, Ltd. | Apparatus and methods for determining a dimension of a portion of a stack of endoluminal data points |
| US9974509B2 (en) | 2008-11-18 | 2018-05-22 | Sync-Rx Ltd. | Image super enhancement |
| US8971493B2 (en) * | 2010-09-08 | 2015-03-03 | Siemens Medical Solutions Usa, Inc. | System for image scanning and acquisition with low-dose radiation |
| US20120083645A1 (en) * | 2010-10-02 | 2012-04-05 | Varian Medical Systems, Inc. | Ecg-correlated radiotherapy |
| DE102011076885B4 (de) * | 2011-06-01 | 2013-08-29 | Siemens Aktiengesellschaft | Verfahren zur Steuerung eines medizinischen Gerätes, Einrichtung mit einem medizinischen Gerät und Datenträger |
| EP2863802B1 (en) | 2012-06-26 | 2020-11-04 | Sync-RX, Ltd. | Flow-related image processing in luminal organs |
| GB2533550B (en) * | 2014-12-03 | 2019-04-10 | Gen Electric | A supply device and method for a mobile imaging device |
| US11120622B2 (en) * | 2018-06-08 | 2021-09-14 | Data Integrity Advisors, Llc | System and method for biophysical lung modeling |
| US11523875B2 (en) * | 2020-04-06 | 2022-12-13 | Biosense Webster (Israel) Ltd. | Enhanced catheter navigation methods and apparatus |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2235894A (en) * | 1938-01-18 | 1941-03-25 | Clarence D Lee | Device for recording pulse waves, respiration, and blood pressure changes |
| US3524058A (en) * | 1966-08-01 | 1970-08-11 | North American Rockwell | Respiration monitor having means for triggering a utilization device |
| US3524442A (en) * | 1967-12-01 | 1970-08-18 | Hewlett Packard Co | Arrhythmia detector and method |
| JPS4944513B1 (enExample) * | 1968-05-20 | 1974-11-28 | ||
| US3626932A (en) * | 1968-10-11 | 1971-12-14 | Hal C Becker | Ekg synchronized x-ray double pulse exposure apparatus and method |
| US3590811A (en) * | 1968-12-06 | 1971-07-06 | American Optical Corp | Electrocardiographic r-wave detector |
| US3605724A (en) * | 1969-11-10 | 1971-09-20 | Magnaflux Corp | Heart motion imaging system |
| DE2123859A1 (de) * | 1970-05-16 | 1971-12-02 | Jeol Ltd | Elektrokardiograph |
| US3690313A (en) * | 1970-10-09 | 1972-09-12 | Mennen Greatbatch Electronics | Electrically isolated signal path means for a physiological monitor |
-
1973
- 1973-07-30 US US383707A patent/US3871360A/en not_active Expired - Lifetime
-
1974
- 1974-05-07 GB GB2008574A patent/GB1444651A/en not_active Expired
- 1974-06-25 CA CA203,313A patent/CA1031040A/en not_active Expired
- 1974-07-15 IT IT69247/74A patent/IT1016595B/it active
- 1974-07-18 FR FR7425034A patent/FR2239229B1/fr not_active Expired
- 1974-07-23 JP JP49084526A patent/JPS5043782A/ja active Pending
- 1974-07-30 DE DE2436696A patent/DE2436696A1/de not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0026494A1 (de) * | 1979-10-02 | 1981-04-08 | Siemens Aktiengesellschaft | Röntgenschichtgerät zur Herstellung von Transversalschichtbildern |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2239229A1 (enExample) | 1975-02-28 |
| FR2239229B1 (enExample) | 1981-05-08 |
| CA1031040A (en) | 1978-05-09 |
| GB1444651A (en) | 1976-08-04 |
| JPS5043782A (enExample) | 1975-04-19 |
| US3871360A (en) | 1975-03-18 |
| IT1016595B (it) | 1977-06-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8139 | Disposal/non-payment of the annual fee |