US 11,674,831 B2
Ultrasonic flow sensor system including a flow tube with an absorber sheath encirling the flow tube
Shawn Wayne DeKalb, San Diego, CA (US)
Assigned to CRISI Medical Systems, Inc., Franklin Lakes, NJ (US)
Filed by CRISI Medical Systems, Inc., Franklin Lakes, NJ (US)
Filed on Aug. 17, 2020, as Appl. No. 16/994,792.
Application 16/994,792 is a continuation of application No. 16/381,518, filed on Apr. 11, 2019, granted, now 10,782,166.
Application 16/381,518 is a continuation of application No. 15/950,614, filed on Apr. 11, 2018, granted, now 10,295,384, issued on May 21, 2019.
Application 15/950,614 is a continuation of application No. 15/247,120, filed on Aug. 25, 2016, granted, now 9,970,794, issued on May 15, 2018.
Claims priority of provisional application 62/211,309, filed on Aug. 28, 2015.
Prior Publication US 2020/0378809 A1, Dec. 3, 2020
This patent is subject to a terminal disclaimer.
Int. Cl. G01F 1/66 (2022.01); G01F 1/56 (2006.01); G01F 15/14 (2006.01); G01F 15/18 (2006.01); A61M 5/168 (2006.01); G01F 15/00 (2006.01); A61M 5/172 (2006.01); A61M 39/02 (2006.01)
CPC G01F 1/56 (2013.01) [A61M 5/16804 (2013.01); A61M 5/172 (2013.01); G01F 1/662 (2013.01); G01F 15/006 (2013.01); G01F 15/14 (2013.01); G01F 15/18 (2013.01); A61M 2039/0205 (2013.01); A61M 2205/12 (2013.01); A61M 2205/3334 (2013.01); A61M 2205/3375 (2013.01); A61M 2205/3569 (2013.01); A61M 2205/6009 (2013.01); A61M 2205/6072 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A flow sensor sub-assembly comprising:
a flow tube; and
an absorber sheath encircling said flow tube.