Gunaratnam; Michael Kassipillai
Patent Applications and Registrations
Patent applications and USPTO patent grants for Gunaratnam; Michael Kassipillai.The latest application filed is for "compact oronasal patient interface".
Company Profile
27.74.58
- Gunaratnam; Michael Kassipillai - Sydney AU
- Gunaratnam; Michael Kassipillai - Syndey AU
- Gunaratnam; Michael Kassipillai - Marsfield N/A AU
- Gunaratnam; Michael Kassipillai - US
- Gunaratnam; Michael Kassipillai - Bella Vista New South Wales
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 |
| Mask and components thereof Grant 11,406,784 - Berthon-Jones , et al. August 9, 2 | 2022-08-09 |
| Compact Oronasal Patient Interface App 20220134041 - DAVIDSON; Aaron Samuel ; et al. | 2022-05-05 |
| 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 |
| Compact oronasal patient interface Grant 11,229,762 - Davidson , et al. January 25, 2 | 2022-01-25 |
| Mask Assembly App 20210386953 - Gunaratnam; Michael Kassipillai ; et al. | 2021-12-16 |
| 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 |
| Mask assembly Grant 11,077,276 - Gunaratnam , et al. August 3, 2 | 2021-08-03 |
| Compact oronasal patient interface Grant 11,077,275 - Davidson , 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 |
| Mask assembly Grant 11,000,664 - Gunaratnam , et al. May 11, 2 | 2021-05-11 |
| Mask And Components Thereof App 20210113800 - BERTHON-JONES; Michael ; et al. | 2021-04-22 |
| Mask and components thereof Grant 10,940,283 - Berthon-Jones , et al. March 9, 2 | 2021-03-09 |
| 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 |
| Compact Oronasal Patient Interface App 20210008317 - DAVIDSON; Aaron Samuel ; et al. | 2021-01-14 |
| Compact Oronasal Patient Interface App 20200330714 - Davidson; Aaron Samuel ; et al. | 2020-10-22 |
| Compact oronasal patient interface Grant 10,806,886 - Davidson , et al. October 20, 2 | 2020-10-20 |
| Mask Assembly App 20200269000 - Gunaratnam; Michael Kassipillai ; et al. | 2020-08-27 |
| Compact Oronasal Patient Interface App 20200254207 - Kind Code | 2020-08-13 |
| 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 |
| Compact oronasal patient interface Grant 10,646,677 - Davidson , et al. | 2020-05-12 |
| One-piece cushion with base and nozzles Grant D879,945 - Gunaratnam , et al. | 2020-03-31 |
| Compact oronasal patient interface Grant 10,569,042 - Davidson , et al. Feb | 2020-02-25 |
| 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 |
| Respiratory Mask With Molded Frame And Cushion App 20190328989 - GUNARATNAM; Michael Kassipillai | 2019-10-31 |
| Respiratory mask with molded frame and cushion Grant 10,369,315 - Gunaratnam | 2019-08-06 |
| Mask and components thereof Grant 10,307,554 - Berthon-Jones , et al. | 2019-06-04 |
| Mask Assembly App 20190151594 - Gunaratnam; Michael Kassipillai ; et al. | 2019-05-23 |
| Compact Oronasal Patient Interface App 20190134335 - DAVIDSON; Aaron Samuel ; et al. | 2019-05-09 |
| Respiratory valve apparatus Grant 10,272,223 - Hallett , et al. | 2019-04-30 |
| Compact Oronasal Patient Interface App 20190105454 - DAVIDSON; Aaron Samuel ; et al. | 2019-04-11 |
| Forehead pad for respiratory mask Grant 10,195,385 - Lang , et al. Fe | 2019-02-05 |
| Mask Assembly App 20180289916 - Gunaratnam; Michael Kassipillai ; et al. | 2018-10-11 |
| Respiratory mask assembly Grant 10,039,893 - Frater , et al. August 7, 2 | 2018-08-07 |
| Cushion For A Respiratory Mask Assembly App 20180193581 - FRATER; Robert Henry ; et al. | 2018-07-12 |
| Connector for a respiratory mask and a respiratory mask Grant 9,999,740 - Gunaratnam , et al. June 19, 2 | 2018-06-19 |
| Mask And Headgear Connection App 20180140797 - Gunaratnam; Michael Kassipillai ; et al. | 2018-05-24 |
| Mask and headgear connector Grant 9,901,701 - Gunaratnam , et al. February 27, 2 | 2018-02-27 |
| Connector for a respiratory mask and a respiratory mask Grant 9,814,855 - Gunaratnam , et al. November 14, 2 | 2017-11-14 |
| Connector For A Respiratory Mask And A Respiratory Mask App 20170296770 - GUNARATNAM; Michael Kassipillai ; et al. | 2017-10-19 |
| Mask Assembly App 20170224944 - GUNARATNAM; Michael Kassipillai ; et al. | 2017-08-10 |
| Inextensible Headgear And Cpap Or Ventilator Mask Assembly With Same App 20170143928 - BERTHON-JONES; Michael ; et al. | 2017-05-25 |
| Inextensible headgear and CPAP or ventilator mask assembly with same Grant 9,597,473 - Berthon-Jones , et al. March 21, 2 | 2017-03-21 |
| Mask With Gusset App 20170056611 - FRATER; Robert Henry ; et al. | 2017-03-02 |
| Mask with gusset Grant 9,522,246 - Frater , et al. December 20, 2 | 2016-12-20 |
| Respiratory Mask Assembly App 20160235936 - FRATER; Robert Henry ; et al. | 2016-08-18 |
| Nasal Assembly App 20160114118 - GUNARATNAM; Michael Kassipillai ; et al. | 2016-04-28 |
| Mask With Integral Cushion And Forehead Piece App 20160106943 - GUNARATNAM; Michael Kassipillai | 2016-04-21 |
| Respiratory valve apparatus Grant 9,308,344 - Hallett , et al. April 12, 2 | 2016-04-12 |
| Compact Oronasal Patient Interface App 20160074613 - DAVIDSON; Aaron Samuel ; et al. | 2016-03-17 |
| Respiratory Valve Apparatus App 20160051792 - HALLETT; Michael David ; et al. | 2016-02-25 |
| Mask with integral cushion and forehead piece Grant 9,248,251 - Gunaratnam February 2, 2 | 2016-02-02 |
| Compact oronasal patient interface Grant 9,220,860 - Davidson , et al. December 29, 2 | 2015-12-29 |
| Container For A Respiratory Mask And A Respiratory Mask App 20150343165 - GUNARATNAM; Michael Kassipillai ; et al. | 2015-12-03 |
| Connector for a respiratory mask and a respiratory mask Grant 9,132,256 - Gunaratnam , et al. September 15, 2 | 2015-09-15 |
| Forehead Pad For Respiratory Mask App 20150190601 - LANG; Bernd Christoph ; et al. | 2015-07-09 |
| Compact oronasal patient interface Grant 9,067,033 - Davidson , et al. June 30, 2 | 2015-06-30 |
| Mask With Gusset App 20150151065 - FRATER; Robert Henry ; et al. | 2015-06-04 |
| Mask And Components Thereof App 20150007822 - BERTHON-JONES; Michael ; et al. | 2015-01-08 |
| Mask And Headgear Connector App 20140373834 - Gunaratnam; Michael Kassipillai ; et al. | 2014-12-25 |
| Mask With Integral Cushion And Forehead Piece App 20140311495 - GUNARATNAM; Michael Kassipillai | 2014-10-23 |
| Mask and headgear connector Grant 8,844,532 - Gunaratnam , et al. September 30, 2 | 2014-09-30 |
| Mask with integral cushion and forehead piece Grant 8,794,239 - Gunaratnam August 5, 2 | 2014-08-05 |
| Method For Assembling A Patient Interface App 20140150238 - GUNARATNAM; Michael Kassipillai ; et al. | 2014-06-05 |
| Forehead Support For A Facial Mask App 20140137872 - GUNARATNAM; Michael Kassipillai | 2014-05-22 |
| Forehead support for a facial mask Grant 8,646,450 - Gunaratnam February 11, 2 | 2014-02-11 |
| Inextensible Headgear And Cpap Or Ventilator Mask Assembly With Same App 20140000619 - BERTHON-JONES; Michael ; et al. | 2014-01-02 |
| Connector For A Respiratory Mask And A Respiratory Mask App 20130233317 - GUNARATNAM; Michael Kassipillai ; et al. | 2013-09-12 |
| Inextensible headgear and CPAP or ventilator mask assembly with the same Grant 8,522,785 - Berthon-Jones , et al. September 3, 2 | 2013-09-03 |
| Mask and components thereof Grant 8,490,623 - Berthon-Jones , et al. July 23, 2 | 2013-07-23 |
| Respiratory Mask Assembly App 20130092169 - Frater; Robert Henry ; et al. | 2013-04-18 |
| Respiratory mask assembly Grant 8,353,294 - Frater , et al. January 15, 2 | 2013-01-15 |
| Mask With Integral Cushion And Forehead Piece App 20120247476 - GUNARATNAM; Michael Kassipillai | 2012-10-04 |
| Mask with integral cushion and forehead piece Grant 8,210,180 - Gunaratnam July 3, 2 | 2012-07-03 |
| Mask and headgear connector Grant 8,210,181 - Gunaratnam , et al. July 3, 2 | 2012-07-03 |
| Forehead support for facial mask Grant 8,186,348 - Kwok , et al. May 29, 2 | 2012-05-29 |
| Respiratory mask assembly Grant 8,113,197 - Smart , et al. February 14, 2 | 2012-02-14 |
| Cushion for a respiratory mask assembly App 20110220110 - Frater; Robert Henry ; et al. | 2011-09-15 |
| Compact Oronasal Patient Interface App 20110209709 - Davidson; Aaron Samuel ; et al. | 2011-09-01 |
| Cushion for a respiratory mask assembly Grant 7,971,590 - Frater , et al. July 5, 2 | 2011-07-05 |
| Forehead support for a facial mask Grant 7,942,149 - Gunaratnam May 17, 2 | 2011-05-17 |
| Nasal assembly Grant 7,874,293 - Gunaratnam , et al. January 25, 2 | 2011-01-25 |
| Mask with integral cushion and forehead piece App 20110000491 - Gunaratnam; Michael Kassipillai | 2011-01-06 |
| Forehead pad for respiratory mask Grant 7,856,980 - Lang , et al. December 28, 2 | 2010-12-28 |
| Mask with integral cushion and forehead piece Grant 7,762,259 - Gunaratnam July 27, 2 | 2010-07-27 |
| Compact Oronasal Patient Interface App 20100132717 - DAVIDSON; Aaron Samuel ; et al. | 2010-06-03 |
| Compact oronasal patient interface Grant 7,708,017 - Davidson , et al. May 4, 2 | 2010-05-04 |
| Mask and components thereof App 20100000543 - Berthon-Jones; Michael ; et al. | 2010-01-07 |
| Forehead support for facial mask Grant 7,610,916 - Kwok , et al. November 3, 2 | 2009-11-03 |
| Respiratory Mask Assembly App 20090188505 - Smart; Gregory Scott ; et al. | 2009-07-30 |
| Portion of frame for respiratory mask Grant D590,059 - Gunaratnam , et al. April 7, 2 | 2009-04-07 |
| Mask with integral cushion and forehead piece Grant 7,503,327 - Gunaratnam March 17, 2 | 2009-03-17 |
| Cushion clip assembly and mask assembly having same Grant 7,487,777 - Gunaratnam , et al. February 10, 2 | 2009-02-10 |
| Forehead support for facial mask Grant 7,472,704 - Gunaratnam January 6, 2 | 2009-01-06 |
| Mask frame and forehead support for use with mask assembly in the application of continuous positive airway pressure (CPAP) Grant D576,271 - Gunaratnam , et al. September 2, 2 | 2008-09-02 |
| Mask frame for use with mask assembly in the application of continuous positive airway pressure (CPAP) Grant D576,270 - Gunaratnam September 2, 2 | 2008-09-02 |
| Exhaust Apparatus For Use in Administering Positive Pressure Therapy Through the Nose or Mouth App 20080142013 - Hallett; Michael David ; et al. | 2008-06-19 |
| Mask With Integral Cushion And Forehead Piece App 20080092899 - Gunaratnam; Michael Kassipillai | 2008-04-24 |
| Mask System with Improved Sealing Properties for Administering Nasal Positive Airway Pressure Therapy App 20080060653 - Hallett; Michael David ; et al. | 2008-03-13 |
| Portion of a right side headgear strap and yoke Grant D561,893 - Gunaratnam , et al. February 12, 2 | 2008-02-12 |
| Ports cap for respiratory mask Grant D557,412 - Gunaratnam , et al. December 11, 2 | 2007-12-11 |
| Cushion for a Respiratory Mask Assembly App 20070215161 - Frater; Robert Henry ; et al. | 2007-09-20 |
| Compact oronasal patient interface App 20070186930 - Davidson; Aaron Samuel ; et al. | 2007-08-16 |
| Bottom portion of a frame for use with a mask assembly in the application of continuous positive airway pressure (CPAP) Grant D547,439 - Gunaratnam , et al. July 24, 2 | 2007-07-24 |
| 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 with anti-asphyxia valve Grant 7,174,893 - Walker , et al. February 13, 2 | 2007-02-13 |
| Compact oronasal patient interface App 20060237017 - Davidson; Aaron Samuel ; et al. | 2006-10-26 |
| 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 |
| Inextensible headgear and cpap or ventilator mask assembly with same App 20060118119 - Berthon-Jones; Michael ; et al. | 2006-06-08 |
| Forehead support for facial mask App 20050139219 - Gunaratnam, Michael Kassipillai | 2005-06-30 |
| Mask with integral cushion and forehead piece App 20050005940 - Gunaratnam, Michael Kassipillai | 2005-01-13 |
| Nasal respiratory mask shell and forehead support assembly Grant D443,355 - Gunaratnam , et al. June 5, 2 | 2001-06-05 |
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