Pneumatic plethysmograph fingertip sensor
A portion of the disclosure of this patent document contains material which is subject to copyright protection. This patent document may show and/or describe matter which is or may become trade dress of QuanCardio. The copyright and trade dress owner has no objection to the facsimile reproduction by anyone of this patent disclosure as it appears in the Patent and Trademark Office patent files or records, but otherwise reserves all copyright and trade dress rights whatsoever.
The broken lines in the drawings depict portions of the pneumatic plethysmograph Fingertip Sensor and form no part of the claimed design.
Claims
The ornamental design for a pneumatic plethysmograph fingertip sensor as shown and described.
| 6505061 | January 7, 2003 | Larson |
| D535397 | January 16, 2007 | Chen |
| D621516 | August 10, 2010 | Kiani |
| D691726 | October 15, 2013 | Jin |
| D718455 | November 25, 2014 | Maser |
| 9713446 | July 25, 2017 | Gal |
| 10342487 | July 9, 2019 | Al-Ali |
| D894400 | August 25, 2020 | Wei |
| D919101 | May 11, 2021 | Jung |
| D973880 | December 27, 2022 | Yi |
| D989967 | June 20, 2023 | McEwen |
| D1048409 | October 22, 2024 | Chang |
| D1048410 | October 22, 2024 | Xia |
| D1050444 | November 5, 2024 | Huang |
| D1050445 | November 5, 2024 | Zhang |
| D1065543 | March 4, 2025 | Zhang |
| 20150005600 | January 1, 2015 | Blank |
| 20150366507 | December 24, 2015 | Blank |
| 3079943 | June 1998 | CN |
- Analog Devices, Tutorial: Improve Sensor Performance and SNR in Pulse Oximeter Designs, Published on: Jun. 21, 2010, Analog.com, Retrieved from Internet: https://www.analog.com/en/resources/technical-articles/tutorial-improve-sensor-performance-and-snr-in-pulse-oximeter-designs.html (Year: 2010).
Type: Grant
Filed: Feb 8, 2023
Date of Patent: Aug 19, 2025
Inventors: Astrid Androsch (Atlanta, GA), David Yuan (Atlanta, GA), Vladimir Fridman (Atlanta, GA)
Primary Examiner: Jennifer L Rempfer
Assistant Examiner: Edward P Jones
Application Number: 29/884,194