Lithgow; Perry D.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Lithgow; Perry D..The latest application filed is for "headgear assembly for a respiratory mask assembly".
Company Profile
0.74.36
- Lithgow; Perry D. - Moruya N/A AU
- Lithgow; Perry D. - Glenwood N/A AU
- Lithgow; Perry D - Glenwood AU
Patent Activity
| Patent | Date |
|---|---|
| Mask Grant D800,299 - Gunaratnam , et al. October 17, 2 | 2017-10-17 |
| Forehead support for facial mask Grant 9,592,359 - Kwok , et al. March 14, 2 | 2017-03-14 |
| Headgear assembly for a respiratory mask assembly Grant 9,168,349 - Amarasinghe , et al. October 27, 2 | 2015-10-27 |
| Forehead pad Grant D740,931 - Fu , et al. October 13, 2 | 2015-10-13 |
| Nasal assembly Grant 8,985,117 - Gunaratnam , et al. March 24, 2 | 2015-03-24 |
| Elbow for mask assembly Grant 8,826,908 - Drew , et al. September 9, 2 | 2014-09-09 |
| Headgear Assembly For A Respiratory Mask Assembly App 20130233320 - AMARASINGHE; Amal S. ; et al. | 2013-09-12 |
| Headgear assembly for a respiratory mask assembly Grant 8,443,805 - Amarasinghe , et al. May 21, 2 | 2013-05-21 |
| 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 8,312,881 - Gunaratnam , et al. November 20, 2 | 2012-11-20 |
| Forehead support for a mask Grant D671,205 - Guney , et al. November 20, 2 | 2012-11-20 |
| Nasal assembly Grant 8,312,883 - Gunaratnam , et al. November 20, 2 | 2012-11-20 |
| Nasal assembly Grant 8,286,636 - Gunaratnam , et al. October 16, 2 | 2012-10-16 |
| Forehead Support For Facial Mask App 20120222681 - KWOK; Philip R. ; et al. | 2012-09-06 |
| 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 |
| Headgear assembly for a respiratory mask assembly App 20120024290 - Amarasinghe; Amal S. ; et al. | 2012-02-02 |
| Front face of a headgear Grant D652,912 - Amarasinghe , et al. January 24, 2 | 2012-01-24 |
| 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 |
| Headgear assembly for a respiratory mask assembly Grant 8,042,543 - Amarasinghe , et al. October 25, 2 | 2011-10-25 |
| 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 |
| Headgear connection assembly for a respiratory mask App 20100236559 - Lithgow; Perry D. ; et al. | 2010-09-23 |
| Headgear connection assembly for a respiratory mask assembly Grant 7,753,050 - Lithgow , et al. July 13, 2 | 2010-07-13 |
| Portion of a front face of a headgear for a respiratory mask Grant D617,446 - Amarasinghe , et al. June 8, 2 | 2010-06-08 |
| Frame for a mask Grant D614,291 - Guney , et al. April 20, 2 | 2010-04-20 |
| Forehead support for facial mask App 20100051033 - Lithgow; Perry D. ; et al. | 2010-03-04 |
| Forehead support for facial mask App 20100012129 - Kwok; Philip R. ; et al. | 2010-01-21 |
| Nasal assembly App 20090095298 - Gunaratnam; Michael K. ; et al. | 2009-04-16 |
| Headgear assembly for a respiratory mask assembly Grant 7,509,958 - Amarasinghe , et al. March 31, 2 | 2009-03-31 |
| Cushion for a respiratory mask Grant D588,689 - Guney , et al. March 17, 2 | 2009-03-17 |
| Headgear assembly for a respiratory mask assembly App 20090038622 - Amarasinghe; Amal S. ; et al. | 2009-02-12 |
| Mask frame Grant D586,460 - Guney , et al. February 10, 2 | 2009-02-10 |
| 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 20080099027 - Gunaratnam; Michael K. ; et al. | 2008-05-01 |
| Nasal Assembly App 20080099024 - 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 20080092905 - GUNARATNAM; Michael K. ; et al. | 2008-04-24 |
| Nasal Assembly App 20080092904 - GUNARATNAM; Michael K. ; et al. | 2008-04-24 |
| 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 |
| Portion of a forehead pad assembly Grant D545,960 - Fu , et al. July 3, 2 | 2007-07-03 |
| Forehead support for facial mask Grant 7,234,466 - Kwok , et al. June 26, 2 | 2007-06-26 |
| Humidifier unit Grant D542,900 - Snow , et al. May 15, 2 | 2007-05-15 |
| Mask Grant D542,912 - Gunaratnam , et al. May 15, 2 | 2007-05-15 |
| Front face of headgear for respiratory mask Grant D540,940 - Amarasinghe , et al. April 17, 2 | 2007-04-17 |
| Finger grip portion for mask elbow Grant D540,464 - Guney , et al. April 10, 2 | 2007-04-10 |
| Nasal assembly App 20070062539 - Gunaratnam; Michael K. ; et al. | 2007-03-22 |
| Gas delivery connection assembly Grant 7,185,652 - Gunaratnam , et al. March 6, 2 | 2007-03-06 |
| Mask with anti-asphyxia valve Grant 7,174,893 - Walker , et al. February 13, 2 | 2007-02-13 |
| Forehead support for facial mask App 20060289010 - Kwok; Philip R. ; et al. | 2006-12-28 |
| Portion of cushion for respiratory mask Grant D530,007 - Guney , et al. October 10, 2 | 2006-10-10 |
| Elbow for mask assembly App 20060102185 - Drew; Joanne E. ; et al. | 2006-05-18 |
| Mask with anti-asphyxia valve App 20060076017 - Walker; Adrienne Mary Claire ; et al. | 2006-04-13 |
| Elbow for mask assembly Grant 7,011,090 - Drew , et al. March 14, 2 | 2006-03-14 |
| Portion of a frame for a mask Grant D516,715 - Guney , et al. March 7, 2 | 2006-03-07 |
| Front face portion of mask assembly Grant D515,204 - Guney , et al. February 14, 2 | 2006-02-14 |
| Nasal assembly App 20050241644 - Gunaratnam, Michael K. ; et al. | 2005-11-03 |
| Forehead support for facial mask App 20050155605 - Lithgow, Perry D. ; et al. | 2005-07-21 |
| Forehead support for facial mask Grant 6,918,390 - Lithgow , et al. July 19, 2 | 2005-07-19 |
| Control panel for an air delivery device Grant D503,796 - Lithgow , et al. April 5, 2 | 2005-04-05 |
| Forehead support for facial mask Grant 6,860,269 - Kwok , et al. March 1, 2 | 2005-03-01 |
| Portion of headgear clip for a respiratory mask Grant D500,706 - Guney , et al. January 11, 2 | 2005-01-11 |
| Nasal assembly App 20040226566 - Gunaratnam, Michael K. ; et al. | 2004-11-18 |
| Humidifier assembly Grant D498,527 - Virr , et al. November 16, 2 | 2004-11-16 |
| Air delivery device Grant D497,203 - Lithgow , et al. October 12, 2 | 2004-10-12 |
| Front face of headgear for respiratory mask Grant D496,726 - Amarasinghe , et al. September 28, 2 | 2004-09-28 |
| Baffle portion for frame of mask assembly Grant D495,797 - Guney , et al. September 7, 2 | 2004-09-07 |
| Cushion for respiratory mask Grant D494,675 - Guney , et al. August 17, 2 | 2004-08-17 |
| Flow generator casing with humidifier Grant D493,884 - Virr , et al. August 3, 2 | 2004-08-03 |
| Portion of a forehead pad assembly Grant D493,522 - Fu , et al. July 27, 2 | 2004-07-27 |
| Portion of cushion clip for mask assembly Grant D493,521 - Guney , et al. July 27, 2 | 2004-07-27 |
| Portion of mask assembly Grant D492,992 - Guney , et al. July 13, 2 | 2004-07-13 |
| Elbow for mask assembly App 20040112385 - Drew, Joanne E. ; et al. | 2004-06-17 |
| Headgear assembly for a respiratory mask assembly App 20040112377 - Amarasinghe, Amal S. ; et al. | 2004-06-17 |
| Headgear connection assembly for a respiratory mask assembly App 20040112384 - Lithgow, Perry D. ; et al. | 2004-06-17 |
| Forehead support for facial mask App 20040099272 - Kwok, Philip R. ; et al. | 2004-05-27 |
| Headgear clip for respiratory mask Grant D490,343 - Guney , et al. May 25, 2 | 2004-05-25 |
| Forehead support for facial mask App 20040079375 - Lithgow, Perry D. ; et al. | 2004-04-29 |
| Cushion clip for mask assembly Grant D487,510 - Guney , et al. March 9, 2 | 2004-03-09 |
| Air delivery device Grant D487,311 - Lithgow , et al. March 2, 2 | 2004-03-02 |
| Frame for mask assembly Grant D486,907 - Guney , et al. February 17, 2 | 2004-02-17 |
| Mask assembly Grant D486,226 - Guney , et al. February 3, 2 | 2004-02-03 |
| Forehead pad assembly Grant D486,227 - Fu , et al. February 3, 2 | 2004-02-03 |
| Forehead support for facial mask Grant 6,679,261 - Lithgow , et al. January 20, 2 | 2004-01-20 |
| Air delivery device Grant D477,868 - Lithgow , et al. July 29, 2 | 2003-07-29 |
| Forehead support for facial mask Grant 6,532,961 - Kwok , et al. March 18, 2 | 2003-03-18 |
| Forehead support for facial mask App 20030034034 - Kwok, Philip R. ; et al. | 2003-02-20 |
| Air delivery device Grant D468,011 - Lithgow , et al. December 31, 2 | 2002-12-31 |
| Air delivery device Grant D467,335 - Lithgow , et al. December 17, 2 | 2002-12-17 |
| Gas delivery connection assembly Grant 6,491,034 - Gunaratnam , et al. December 10, 2 | 2002-12-10 |
| Gas delivery connection assembly App 20020174867 - Gunaratnam, Michael K. ; et al. | 2002-11-28 |
| Respiratory mask assembly App 20020153012 - Gunaratnam, Michael K. ; et al. | 2002-10-24 |
| Headgear Grant 6,422,238 - Lithgow July 23, 2 | 2002-07-23 |
| Forehead support for facial mask App 20020026934 - Lithgow, Perry D. ; et al. | 2002-03-07 |
| Gas delivery connection assembly App 20020023650 - Gunaratnam, Michael K. ; et al. | 2002-02-28 |
| Gas delivery connection assembly App 20020023649 - Gunaratnam, Michael K. ; et al. | 2002-02-28 |
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