Source: https://holtecinternational.com/innovation/patents-list/published/passively-cooled-spent-nuclear-fuel-pool-system/
Timestamp: 2019-04-20 00:31:55+00:00

Document:
Continuation-in-part of application No. 14/620,465, filed on February 12, 2015, which was a continuation-in-part of application No. PCT/US13/54973, filed on August 14, 2013, application No. 14/713, 093, filed on May 15, 2015, which is a continuation-in-part of application No. 14/403,082, filed as application No. PCT/US2013/042070 on May 21, 2013, now Patent No. 9,786,393.
Provisional application No. 61/993,857, filed on May 15, 2014, provisional application No. 61/683,030, filed on August 14, 2012, provisional application No. 61/649,593, filed on May 21, 2012.

References: application No. 14
 application No. 14
 application No. 14
 application No. 61
 application No. 61
 application No. 61