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Patent applications and USPTO patent grants for Letton; Andrew Martin.The latest application filed is for "humidification chamber and chamber seal for a respiratory assistance apparatus".
Patent | Date |
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Humidification Chamber And Chamber Seal For A Respiratory Assistance Apparatus App 20220008680 - Letton; Andrew Martin | 2022-01-13 |
Respiratory Device App 20210346635 - Wright; Douglas Richard ;   et al. | 2021-11-11 |
Humidification chamber seal Grant D935,015 - Letton November 2, 2 | 2021-11-02 |
Humidification chamber and chamber seal for a respiratory assistance apparatus Grant 11,135,393 - Letton October 5, 2 | 2021-10-05 |
Relating to a respiratory device Grant 11,083,866 - Wright , et al. August 10, 2 | 2021-08-10 |
Humidification chamber seal Grant D910,839 - Letton February 16, 2 | 2021-02-16 |
Improvements Relating To A Respiratory Device App 20200306489 - Wright; Douglas Richard ;   et al. | 2020-10-01 |
Humidification chamber seal Grant D884,882 - Letton | 2020-05-19 |
Humidification Chamber And Chamber Seal For A Respiratory Assitance Apparatus App 20190134343 - LETTON; Andrew Martin | 2019-05-09 |
Humidification chamber seal Grant D838,364 - Letton Ja | 2019-01-15 |
System and method of using high energy battery packs Grant 9,065,280 - Workman , et al. June 23, 2 | 2015-06-23 |
System And Method Of Using High Energy Battery Packs App 20140091751 - Workman; Lucas Remington ;   et al. | 2014-04-03 |
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