B64G 1/52
Protection, safety or emergency devices
Official title: Protection, safety or emergency devices; Survival aids
B64G1/52 (Protection, safety or emergency devices) appears on 872 US grants and 691 published applications in this corpus.
Search patents in B64G- Granted patents
- 872
- Published applications
- 691
- Assignees
- 339
- Inventors
- 1,885
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 6 | 0 |
| 1983 | 5 | 0 |
| 1984 | 5 | 0 |
| 1985 | 6 | 0 |
| 1986 | 4 | 0 |
| 1987 | 7 | 0 |
| 1988 | 3 | 0 |
| 1989 | 13 | 0 |
| 1990 | 11 | 0 |
| 1991 | 12 | 0 |
| 1992 | 15 | 0 |
| 1993 | 11 | 0 |
| 1994 | 14 | 0 |
| 1995 | 13 | 0 |
| 1996 | 20 | 0 |
| 1997 | 12 | 0 |
| 1998 | 20 | 0 |
| 1999 | 12 | 0 |
| 2000 | 15 | 0 |
| 2001 | 21 | 2 |
| 2002 | 18 | 9 |
| 2003 | 16 | 14 |
| 2004 | 14 | 18 |
| 2005 | 13 | 12 |
| 2006 | 6 | 13 |
| 2007 | 14 | 12 |
| 2008 | 10 | 13 |
| 2009 | 9 | 21 |
| 2010 | 16 | 16 |
| 2011 | 19 | 17 |
| 2012 | 18 | 29 |
| 2013 | 17 | 15 |
| 2014 | 30 | 21 |
| 2015 | 21 | 35 |
| 2016 | 36 | 35 |
| 2017 | 29 | 38 |
| 2018 | 27 | 40 |
| 2019 | 31 | 40 |
| 2020 | 55 | 44 |
| 2021 | 32 | 44 |
| 2022 | 38 | 38 |
| 2023 | 37 | 40 |
| 2024 | 45 | 39 |
| 2025 | 41 | 40 |
| 2026 | 36 | 46 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Reusable separation system for rocket fairing and payload29 Sep 2026US 12,747,040 B1Blue Origin Manufacturing, LLC
- Intelligent temperature control lattice structure based on 4D printing and application thereof1 Sep 2026US 12,722,203 B2Shenyang Research Institute of Foundry Co., Ltd. Cam
- Thermal protection system1 Sep 2026US 12,722,808 B2Tusas- Turk Havacilik Ve Uzay Sanayii Anonim Sirketi
- Active gas-exuding heat shield for spacecraft atmospheric entry and reentry25 Aug 2026US 12,715,621 B1
- Apparatus and methods for installation of optical solar reflectors18 Aug 2026US 12,709,413 B2The Boeing Company
- Transpiration-cooled systems having permeable and non-permeable portions8 Oct 2026US 2026/0307827 A1Blue Origin Manufacturing, LLC
- Thermal Regulation of High Power Spacecraft Electronics via Encapsulation in Phase Change Material8 Oct 2026US 2026/0313861 A1Starcloud, Inc.
- Cover apparatus and cover system for protecting vulnerable components in a space environment1 Oct 2026US 2026/0296682 A1
- Reusable separation system for rocket fairing and payload1 Oct 2026US 2026/0296683 A1Blue Origin Manufacturing, LLC
- Radiation shield implementing design for demise17 Sep 2026US 2026/0274449 A1Honeywell International Inc.
Most cited
By later US patents
- Compact vacuum insulation176US 5,157,893 AMidwest Research Institute · 1992
- Compact vacuum insulation174US 5,175,975 AMidwest Research Institute · 1993
- Cooking utensil with improved heat retention150US 5,643,485 AMidwest Research Institute · 1997
- Evaporative cooling membrane device106US 5,946,931 AThe United States of America as represented by the Administrator of the National Aeronautics and Space Administration · 1999
- Method and apparatus for thermal management of vehicle exhaust systems92US 5,477,676 AMidwest Research Institute · 1995