Darkin; Donald
Patent Applications and Registrations
Patent applications and USPTO patent grants for Darkin; Donald.The latest application filed is for "cushion for a respiratory mask assembly".
Company Profile
31.83.70
- Darkin; Donald - Sydney AU
- Darkin; Donald - Dural AU
- Darkin; Donald - La Jolla CA US
- Darkin; Donald - Kenthurst N/A AU
- Darkin; Donald - New South Wales AU
Patent Activity
| Patent | Date |
|---|---|
| Mask assembly Grant 11,433,207 - Gunaratnam , et al. September 6, 2 | 2022-09-06 |
| Mask assembly Grant 11,420,004 - Gunaratnam , et al. August 23, 2 | 2022-08-23 |
| Positive-air-pressure machine conduit Grant 11,400,246 - Kwok , et al. August 2, 2 | 2022-08-02 |
| Cushion assembly for a respiratory mask Grant 11,395,892 - Judson , et al. July 26, 2 | 2022-07-26 |
| Positive-air-pressure machine conduit Grant 11,305,087 - Kwok , et al. April 19, 2 | 2022-04-19 |
| Cushion For A Respiratory Mask Assembly App 20220105292 - FRATER; Robert Henry ; et al. | 2022-04-07 |
| Mask Assembly App 20220105296 - GUNARATNAM; Michael Kassipillai ; et al. | 2022-04-07 |
| Humidification Arrangement For A Respiratory Apparatus App 20220072260 - VIRR; Alexander ; et al. | 2022-03-10 |
| Humidification Arrangement For A Respiratory Apparatus App 20220008678 - Virr; Alexander ; et al. | 2022-01-13 |
| Humidification arrangement for a respiratory apparatus Grant 11,207,485 - Virr , et al. December 28, 2 | 2021-12-28 |
| Mask Assembly App 20210386953 - Gunaratnam; Michael Kassipillai ; et al. | 2021-12-16 |
| Humidification arrangement for a respiratory apparatus Grant 11,129,955 - Virr , et al. September 28, 2 | 2021-09-28 |
| Mask assembly Grant 11,103,666 - Gunaratnam , et al. August 31, 2 | 2021-08-31 |
| Nasal assembly Grant 11,090,455 - Gunaratnam , et al. August 17, 2 | 2021-08-17 |
| Positive-air-pressure Machine Conduit App 20210244907 - KWOK; Philip Rodney ; et al. | 2021-08-12 |
| Pad For A Mask App 20210236761 - VELISS; Lee James ; et al. | 2021-08-05 |
| Mask assembly Grant 11,077,276 - Gunaratnam , et al. August 3, 2 | 2021-08-03 |
| Cushion for a respiratory mask assembly Grant 11,071,839 - Frater , et al. July 27, 2 | 2021-07-27 |
| Humidification Arrangement For A Respiratory Apparatus App 20210205564 - Virr; Alexander ; et al. | 2021-07-08 |
| Positive-air-pressure machine conduit Grant 11,040,163 - Kwok , et al. June 22, 2 | 2021-06-22 |
| Positive-air-pressure Machine Conduit App 20210178099 - KWOK; Philip Rodney ; et al. | 2021-06-17 |
| Pad for a mask Grant 11,013,878 - Veliss , et al. May 25, 2 | 2021-05-25 |
| Mask assembly Grant 11,000,664 - Gunaratnam , et al. May 11, 2 | 2021-05-11 |
| Positive-air-pressure machine conduit Grant 10,987,479 - Kwok , et al. April 27, 2 | 2021-04-27 |
| Positive-air-pressure machine conduit Grant 10,987,478 - Kwok , et al. April 27, 2 | 2021-04-27 |
| Positive-air-pressure machine conduit Grant 10,980,959 - Kwok , et al. April 20, 2 | 2021-04-20 |
| Positive-air-pressure machine conduit Grant 10,980,960 - Kwok , et al. April 20, 2 | 2021-04-20 |
| Wearable device for delivering air Grant 10,953,248 - Yu , et al. March 23, 2 | 2021-03-23 |
| Mask Assembly App 20210030993 - Gunaratnam; Michael Kassipillai ; et al. | 2021-02-04 |
| Cushion For A Respiratory Mask Assembly App 20210030988 - FRATER; Robert Henry ; et al. | 2021-02-04 |
| Positive-air-pressure Machine Conduit App 20200297959 - KWOK; Philip Rodney ; et al. | 2020-09-24 |
| Mask Assembly App 20200269000 - Gunaratnam; Michael Kassipillai ; et al. | 2020-08-27 |
| Positive-air-pressure machine conduit Grant 10,744,291 - Kwok , et al. A | 2020-08-18 |
| Wearable Device For Delivering Air App 20200215359 - YU; Tzu-Chin ; et al. | 2020-07-09 |
| Mask Assembly App 20200179636 - Gunaratnam; Michael Kassipillai ; et al. | 2020-06-11 |
| Cushion for a respiratory mask assembly Grant 10,668,241 - Frater , et al. | 2020-06-02 |
| One-piece cushion with base and nozzles Grant D879,945 - Gunaratnam , et al. | 2020-03-31 |
| Mask assembly Grant 10,561,813 - Gunaratnam , et al. Feb | 2020-02-18 |
| Mask assembly Grant 10,556,084 - Gunaratnam , et al. Feb | 2020-02-11 |
| Mask Assembly App 20200030564 - GUNARATNAM; Michael Kassipillai ; et al. | 2020-01-30 |
| Mask assembly Grant 10,518,058 - Gunaratnam , et al. Dec | 2019-12-31 |
| Cushion Assembly For A Respiratory Mask App 20190314593 - JUDSON; Daniel Robert ; et al. | 2019-10-17 |
| Positive-air-pressure Machine Conduit App 20190240439 - KWOK; Philip Rodney ; et al. | 2019-08-08 |
| Positive-air-pressure Machine Conduit App 20190192802 - Kwok; Philip Rodney ; et al. | 2019-06-27 |
| Positive-air-pressure Machine Conduit App 20190192801 - Kwok; Philip Rodney ; et al. | 2019-06-27 |
| Positive-air-pressure Machine Conduit App 20190184124 - Kwok; Philip Rodney ; et al. | 2019-06-20 |
| Positive-air-pressure Machine Conduit App 20190184125 - Kwok; Philip Rodney ; et al. | 2019-06-20 |
| Mask and components thereof Grant 10,307,554 - Berthon-Jones , et al. | 2019-06-04 |
| Apparatus for humidification of breathable gas by dehumidification Grant 10,300,238 - Kwok , et al. | 2019-05-28 |
| Mask Assembly App 20190151594 - Gunaratnam; Michael Kassipillai ; et al. | 2019-05-23 |
| Mask Assembly App 20190117927 - Gunarathnam; Michael Kassipillai ; et al. | 2019-04-25 |
| Mask Assembly App 20190117928 - Gunarathnam; Michael Kassipillai ; et al. | 2019-04-25 |
| Cushion assembly for a respiratory mask Grant 10,238,825 - Judson , et al. | 2019-03-26 |
| Vent System For Cpap Patient Interface Used In Treatment Of Sleep Disordered Breathing App 20190030275 - DARKIN; Donald ; et al. | 2019-01-31 |
| Vent system for CPAP patient interface used in treatment of sleep disordered breathing Grant 10,118,009 - Darkin , et al. November 6, 2 | 2018-11-06 |
| Mask Assembly App 20180289916 - Gunaratnam; Michael Kassipillai ; et al. | 2018-10-11 |
| Positive-air-pressure Machine Conduit App 20180289914 - KWOK; Philip Rodney ; et al. | 2018-10-11 |
| Humidification Arrangement For A Respiratory Apparatus App 20180243525 - VIRR; Alexander ; et al. | 2018-08-30 |
| Respiratory mask assembly Grant 10,039,893 - Frater , et al. August 7, 2 | 2018-08-07 |
| Positive-air-pressure machine conduit Grant 10,029,062 - Kwok , et al. July 24, 2 | 2018-07-24 |
| Method And Apparatus For Humidification Of Breathable Gas By Condensation And/or Dehumidification App 20180193586 - KWOK; Philip Rodney ; et al. | 2018-07-12 |
| Cushion For A Respiratory Mask Assembly App 20180193581 - FRATER; Robert Henry ; et al. | 2018-07-12 |
| Humidification arrangement for a respiratory apparatus Grant 9,987,453 - Virr , et al. June 5, 2 | 2018-06-05 |
| Pad For A Mask App 20180140794 - Veliss; Lee James ; et al. | 2018-05-24 |
| Method and apparatus for humidification of breathable gas by condensation and/or dehumidification Grant 9,943,662 - Kwok , et al. April 17, 2 | 2018-04-17 |
| Pad for a mask Grant 9,901,699 - Veliss , et al. February 27, 2 | 2018-02-27 |
| Wearable Device For Delivering Air App 20170361133 - Yu; Tzu-chin ; et al. | 2017-12-21 |
| Vent system for CPAP patient interface used in treatment of sleep disordered breathing Grant 9,844,640 - Darkin , et al. December 19, 2 | 2017-12-19 |
| Elbow for mask assembly Grant 9,821,134 - Drew , et al. November 21, 2 | 2017-11-21 |
| Mask Grant D800,299 - Gunaratnam , et al. October 17, 2 | 2017-10-17 |
| Positive-air-pressure Machine Conduit App 20170266404 - KWOK; Philip Rodney ; et al. | 2017-09-21 |
| Vent System For Cpap Patient Interface Used In Treatment Of Sleep Disordered Breathing App 20170232222 - DARKIN; Donald ; et al. | 2017-08-17 |
| Mask Assembly App 20170224944 - GUNARATNAM; Michael Kassipillai ; et al. | 2017-08-10 |
| Method and apparatus for monitoring the condition of a patient with diabetes Grant 9,662,462 - Darkin , et al. May 30, 2 | 2017-05-30 |
| Respiratory Mask Assembly App 20160235936 - FRATER; Robert Henry ; et al. | 2016-08-18 |
| Respiratory mask assembly Grant 9,375,545 - Darkin , et al. June 28, 2 | 2016-06-28 |
| Nasal Assembly App 20160114118 - GUNARATNAM; Michael Kassipillai ; et al. | 2016-04-28 |
| Humidification Arrangement For A Respiratory Apparatus App 20150101607 - VIRR; Alexander ; et al. | 2015-04-16 |
| Nasal assembly Grant 8,985,117 - Gunaratnam , et al. March 24, 2 | 2015-03-24 |
| Humidification arrangement for a respiratory apparatus Grant 8,944,056 - Virr , et al. February 3, 2 | 2015-02-03 |
| Elbow For Mask Assembly App 20140373848 - DREW; Joanne Elizabeth ; et al. | 2014-12-25 |
| Elbow for mask assembly Grant 8,826,908 - Drew , et al. September 9, 2 | 2014-09-09 |
| Vent System For Cpap Patient Interface Used In Treatment Of Sleep Disordered Breathing App 20140174444 - DARKIN; Donald ; et al. | 2014-06-26 |
| Method And Apparatus For Monitoring The Condition Of A Patient With Diabetes App 20140144431 - DARKIN; Donald ; et al. | 2014-05-29 |
| Vent system for CPAP patient interface used in treatment of sleep disordered breathing Grant 8,678,003 - Darkin , et al. March 25, 2 | 2014-03-25 |
| Method and apparatus for monitoring the condition of a patient with diabetes Grant 8,640,698 - Darkin , et al. February 4, 2 | 2014-02-04 |
| Mask and components thereof Grant 8,490,623 - Berthon-Jones , et al. July 23, 2 | 2013-07-23 |
| Nasal assembly Grant 8,424,530 - Gunaratnam , et al. April 23, 2 | 2013-04-23 |
| Nasal Assembly App 20130008447 - GUNARATNAM; Michael K. ; et al. | 2013-01-10 |
| Nasal assembly Grant 8,312,883 - Gunaratnam , et al. November 20, 2 | 2012-11-20 |
| Nasal assembly Grant 8,312,881 - Gunaratnam , et al. November 20, 2 | 2012-11-20 |
| Nasal assembly Grant 8,286,636 - Gunaratnam , et al. October 16, 2 | 2012-10-16 |
| Cushion Assembly For A Respiratory Mask App 20120132208 - Judson; Daniel Robert ; et al. | 2012-05-31 |
| Nasal assembly Grant 8,186,352 - Gunaratnam , et al. May 29, 2 | 2012-05-29 |
| Mask Grant D656,607 - Gunaratnam , et al. March 27, 2 | 2012-03-27 |
| Portion of a headgear strap/yoke Grant D651,303 - Gunaratnam , et al. December 27, 2 | 2011-12-27 |
| Portion of a mask Grant D650,064 - Gunaratnam , et al. December 6, 2 | 2011-12-06 |
| Nasal assembly Grant 8,042,546 - Gunaratnam , et al. October 25, 2 | 2011-10-25 |
| Nasal Assembly App 20110162655 - Gunaratnam; Michael K. ; et al. | 2011-07-07 |
| Nasal assembly Grant 7,900,635 - Gunaratnam , et al. March 8, 2 | 2011-03-08 |
| Nasal assembly App 20110041855 - Gunaratnam; Michael K. ; et al. | 2011-02-24 |
| Nasal assembly Grant 7,874,293 - Gunaratnam , et al. January 25, 2 | 2011-01-25 |
| Pad for a mask App 20110005524 - Veliss; Lee James ; et al. | 2011-01-13 |
| Humidification Arrangement For A Respiratory Apparatus App 20100083965 - Virr; Alexander ; et al. | 2010-04-08 |
| Tube retainer Grant D608,882 - Hitchcock , et al. January 26, 2 | 2010-01-26 |
| Mask and components thereof App 20100000543 - Berthon-Jones; Michael ; et al. | 2010-01-07 |
| Method and apparatus for humidification of breathable gas by condensation and/or dehumidification App 20090174092 - Kwok; Philip Rodney ; et al. | 2009-07-09 |
| Cushion for a respiratory mask assembly Grant 7,523,754 - Lithgow , et al. April 28, 2 | 2009-04-28 |
| Method and apparatus for humidification of breathable gas by condensation and/or dehumidification Grant 7,525,663 - Kwok , et al. April 28, 2 | 2009-04-28 |
| Nasal assembly App 20090095298 - Gunaratnam; Michael K. ; et al. | 2009-04-16 |
| Mask cushion Grant D589,139 - Guney , et al. March 24, 2 | 2009-03-24 |
| Mask cushion Grant D589,140 - Guney , et al. March 24, 2 | 2009-03-24 |
| Method and Apparatus for Monitoring the Condition of a Patient with Diabetes App 20090007918 - Darkin; Donald ; et al. | 2009-01-08 |
| Nasal assembly Grant 7,461,656 - Gunaratnam , et al. December 9, 2 | 2008-12-09 |
| Nasal Assembly App 20080105264 - GUNARATNAM; Michael K. ; et al. | 2008-05-08 |
| Nasal Assembly App 20080099024 - GUNARATNAM; Michael K. ; et al. | 2008-05-01 |
| Nasal Assembly App 20080099027 - Gunaratnam; Michael K. ; et al. | 2008-05-01 |
| Elbow for mask assembly App 20080099014 - Drew; Joanne E. ; et al. | 2008-05-01 |
| Nasal Assembly App 20080092906 - GUNARATNAM; Michael K. ; et al. | 2008-04-24 |
| Nasal Assembly App 20080092904 - GUNARATNAM; Michael K. ; et al. | 2008-04-24 |
| Nasal Assembly App 20080092905 - GUNARATNAM; Michael K. ; et al. | 2008-04-24 |
| Portion of a mask cushion Grant D562,976 - Guney , et al. February 26, 2 | 2008-02-26 |
| Portion of a right side headgear strap and yoke Grant D561,893 - Gunaratnam , et al. February 12, 2 | 2008-02-12 |
| Nasal assembly Grant 7,318,437 - Gunaratnam , et al. January 15, 2 | 2008-01-15 |
| Elbow for mask assembly Grant 7,316,230 - Drew , et al. January 8, 2 | 2008-01-08 |
| Positive-Air-Pressure Machine Conduit App 20070246043 - Kwok; Phllip Rodney ; et al. | 2007-10-25 |
| Cushion Grant D549,323 - Kwok , et al. August 21, 2 | 2007-08-21 |
| Right side headgear strap and yoke Grant D546,441 - Hitchcock , et al. July 10, 2 | 2007-07-10 |
| Left side headgear strap and yoke assembly Grant D545,961 - Hitchcock , et al. July 3, 2 | 2007-07-03 |
| Mask Grant D542,912 - Gunaratnam , et al. May 15, 2 | 2007-05-15 |
| Vent system for cpap patient interface used in treatment of sleep disordered breathing App 20070095350 - Darkin; Donald ; et al. | 2007-05-03 |
| Nasal assembly App 20070062539 - Gunaratnam; Michael K. ; et al. | 2007-03-22 |
| Nasal assembly App 20060137690 - Gunaratnam; Michael Kassipillai ; et al. | 2006-06-29 |
| Mask and components thereof App 20060118117 - Berthon-Jones; Michael ; et al. | 2006-06-08 |
| Elbow for mask assembly App 20060102185 - Drew; Joanne E. ; et al. | 2006-05-18 |
| Elbow for mask assembly Grant 7,011,090 - Drew , et al. March 14, 2 | 2006-03-14 |
| Method and apparatus for humidification of breathable gas by condensation and/or dehumidification App 20060037613 - Kwok; Philip Rodney ; et al. | 2006-02-23 |
| Nasal assembly App 20050241644 - Gunaratnam, Michael K. ; et al. | 2005-11-03 |
| Nasal assembly App 20040226566 - Gunaratnam, Michael K. ; et al. | 2004-11-18 |
| Cushion for a respiratory mask assembly App 20040118406 - Lithgow, Perry David ; et al. | 2004-06-24 |
| Elbow for mask assembly App 20040112385 - Drew, Joanne E. ; et al. | 2004-06-17 |
Company Registrations
| SEC | 0001485175 | Darkin Donald |
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