US 11,749,247 B2
Energy efficient soundproofing window retrofits
Evelyn N. Wang, Cambridge, MA (US); Gang Chen, Carlisle, MA (US); Xuanhe Zhao, Allston, MA (US); Elise M. Strobach, Clear Lake, WI (US); Bikramjit S. Bhatia, Cambridge, MA (US); Lin Zhao, Revere, MA (US); Sungwoo Yang, Chattanooga, TN (US); Lee A. Weinstein, Somerville, MA (US); Thomas A. Cooper, Boston, MA (US); and Shaoting Lin, Cambridge, MA (US)
Assigned to Massachusetts Institute of Technology, Cambridge, MA (US)
Filed by Massachusetts Institute of Technology, Cambridge, MA (US)
Filed on Oct. 21, 2021, as Appl. No. 17/507,491.
Application 17/507,491 is a continuation of application No. 16/394,447, filed on Apr. 25, 2019, granted, now 11,170,750.
Claims priority of provisional application 62/662,417, filed on Apr. 25, 2018.
Prior Publication US 2022/0223130 A1, Jul. 14, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. B32B 3/02 (2006.01); G10K 11/168 (2006.01); B32B 7/027 (2019.01); B32B 7/12 (2006.01); B32B 9/04 (2006.01); E06B 9/24 (2006.01)
CPC G10K 11/168 (2013.01) [B32B 7/027 (2019.01); B32B 7/12 (2013.01); B32B 9/045 (2013.01); E06B 9/24 (2013.01); B32B 2255/10 (2013.01); B32B 2255/20 (2013.01); B32B 2305/026 (2013.01); B32B 2307/102 (2013.01); B32B 2307/304 (2013.01); B32B 2307/412 (2013.01); B32B 2307/54 (2013.01); B32B 2307/546 (2013.01); B32B 2307/72 (2013.01); E06B 2009/2417 (2013.01)] 33 Claims
OG exemplary drawing
 
1. A window retrofit comprising:
a monolithic silica aerogel slab; and
a transparent polymer envelope,
wherein the monolithic silica aerogel slab is encapsulated in the transparent polymer envelope.