US 11,937,706 B2
Adjustable mattress assembly
Nikhil Bhat, Fremont, CA (US); George Y. Choi, Portola Valley, CA (US); Robert A. Brommer, Fremont, CA (US); and Allen J. Li, San Francisco, CA (US)
Assigned to PRS Medical Technologies, Inc., Portola Valley, CA (US)
Filed by PRS Medical Technologies, Inc., Portola Valley, CA (US)
Filed on Aug. 23, 2022, as Appl. No. 17/821,721.
Application 17/821,721 is a continuation of application No. 16/875,623, filed on May 15, 2020, granted, now 11,445,831.
Application 16/875,623 is a continuation of application No. 15/344,172, filed on Nov. 4, 2016, granted, now 10,653,247, issued on May 19, 2020.
Claims priority of provisional application 62/251,471, filed on Nov. 5, 2015.
Prior Publication US 2023/0180941 A1, Jun. 15, 2023
Int. Cl. A47C 27/10 (2006.01); A47C 27/08 (2006.01)
CPC A47C 27/10 (2013.01) [A47C 27/081 (2013.01); A47C 27/085 (2013.01)] 23 Claims
OG exemplary drawing
 
1. A cushion assembly comprising:
a support;
a first bladder; and
a second bladder,
wherein when the cushion assembly is in an assembled configuration, the support is above the first bladder and the second bladder,
wherein when the cushion assembly is in the assembled configuration, the first bladder is between the support and the second bladder, and
wherein when the cushion assembly is in the assembled configuration, the first bladder is in a recess of the second bladder.