A62C 35/58
Pipe-line systems
A62C35/58 (Pipe-line systems) appears on 1,367 US grants and 1,675 published applications in this corpus.
Search patents in A62C- Granted patents
- 1,367
- Published applications
- 1,675
- Assignees
- 478
- Inventors
- 1,895
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 6 | 0 |
| 1983 | 4 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 6 | 0 |
| 1991 | 12 | 0 |
| 1992 | 12 | 0 |
| 1993 | 6 | 0 |
| 1994 | 4 | 0 |
| 1995 | 9 | 0 |
| 1996 | 9 | 0 |
| 1997 | 17 | 0 |
| 1998 | 14 | 0 |
| 1999 | 14 | 0 |
| 2000 | 13 | 0 |
| 2001 | 13 | 3 |
| 2002 | 15 | 15 |
| 2003 | 12 | 14 |
| 2004 | 12 | 18 |
| 2005 | 19 | 26 |
| 2006 | 14 | 37 |
| 2007 | 9 | 34 |
| 2008 | 15 | 33 |
| 2009 | 11 | 48 |
| 2010 | 27 | 47 |
| 2011 | 21 | 58 |
| 2012 | 22 | 39 |
| 2013 | 35 | 61 |
| 2014 | 57 | 64 |
| 2015 | 45 | 80 |
| 2016 | 52 | 90 |
| 2017 | 66 | 75 |
| 2018 | 63 | 97 |
| 2019 | 73 | 105 |
| 2020 | 86 | 111 |
| 2021 | 104 | 124 |
| 2022 | 82 | 118 |
| 2023 | 104 | 116 |
| 2024 | 96 | 109 |
| 2025 | 86 | 83 |
| 2026 | 71 | 70 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fastening device6 Oct 2026US 12,752,141 B2Groupe Save
- Nozzle plugs for a deluge fire protection system29 Sep 2026US 12,746,423 B2Engineered Corrosion Solutions, LLC
- In-rack fire protection sprinkler system including at least one unitary horizontal barrier that covers racks of adjoining racks and at least one rack level fire protection sprinkler disposed below the at least one horizontal barrier22 Sep 2026US 12,741,166 B2The Reliable Automatic Sprinkler Co., Inc.
- Battery rack, energy storage system, and power generation system15 Sep 2026US 12,734,380 B2LG Energy Solution, Ltd.
- Dry pipe accelerator systems and methods15 Sep 2026US 12,734,383 B2Tyco Fire Products LP
- Grid-based storage structure with sprinkler system8 Oct 2026US 2026/0306889 A1Nimble Robotics, Inc.
- Vacuum-operated dry pipe sprinkler system valve1 Oct 2026US 2026/0295318 A1Sprinkler X, LLC
- Gate valve monitor1 Oct 2026US 2026/0298368 A1
- Heat sensitive protective barrier17 Sep 2026US 2026/0273322 A1
- Roof Sprinkler Device10 Sep 2026US 2026/0263848 A1
Most cited
By later US patents
- Waveguide-based wireless distribution system and method of operation105US 8,897,695 B2Wireless Expressways Inc. · 2014
- Multi-zone firewall detection system85US 7,275,604 B12007
- Sprinkler mounting device84US 6,260,810 B1Dong-A Flexible Metal Tubes Co., Ltd. · 2001
- Dry sprinkler arrangements78US 5,775,431 AThe Reliable Automatic Sprinkler Co., Inc. · 1998
- Support system attachment mechanism for fire protection sprinklers69US 6,123,154 APNM, Inc. · 2000