C08L 2555/32
Environmental burden or human safety
Official title: Environmental burden or human safety, e.g. CO2 footprint, fuming or leaching
C08L2555/32 (Environmental burden or human safety) appears on 31 US grants and 54 published applications in this corpus.
Search patents in C08L- Granted patents
- 31
- Published applications
- 54
- Assignees
- 29
- Inventors
- 105
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 3 |
| 2014 | 1 | 5 |
| 2015 | 3 | 1 |
| 2016 | 0 | 1 |
| 2017 | 0 | 5 |
| 2018 | 4 | 4 |
| 2019 | 2 | 4 |
| 2020 | 3 | 5 |
| 2021 | 1 | 3 |
| 2022 | 2 | 5 |
| 2023 | 2 | 7 |
| 2024 | 5 | 4 |
| 2025 | 3 | 4 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and systems for transporting bitumen in solidified form12 May 2026US 12,624,293 B2Canadian National Railway Company
- Asphalt composition27 Jan 2026US 12,534,620 B2Kao Corporation
- Asphalt emulsions comprising purified hydrocarbonaceous materials as a stabilizer20 Jan 2026US 12,528,942 B2Arq IP Limited
- Solid formations of non-volatile bituminous materials suitable for reducing carbon dioxide emissions during transport16 Dec 2025US 12,497,566 B2Philergos Group Foundation
- Titanium dioxide asphalt compositions25 Nov 2025US 12,479,997 B2CoolSeal LLC
- Asphalt emulsions comprising purified hydrocarbonaceous materials as a stabilizer21 May 2026US 2026/0139139 A1Arq IP Limited
- Asphalt Rejuvenating Additives Produced From Waste Plastic Pyrolysis Products29 Jan 2026US 2026/0028466 A1Baker Hughes Oilfield Operations LLC
- Method and systems for transporting bitumen in solidified form19 Jun 2025US 2025/0197726 A1Canadian National Railway Company
- Method and systems for transporting bitumen in solidified form19 Jun 2025US 2025/0197727 A1Canadian National Railway Company
- Low VOC Asphalt Composition27 Mar 2025US 2025/0101256 A1
Most cited
By later US patents
- Encapsulation of asphalt prills27US 5,637,350 AA.P.I. Asphalt Prilling Inc. · 1997
- Method and systems for transporting bitumen in solidified form8US 10,125,321 B22018
- Binder modified with glycerol for making asphalt mixes with a hicontent of recycled bituminous materials7US 9,115,284 B2Colas · 2015
- Method and systems for transporting bitumen in solidified form6US 10,738,245 B2Canadian National Railway Company · 2020
- Process for producing a cross-linked bitumen/polymer composition with a reduction in H2S emissions6US 9,150,707 B2Total Marketing Services · 2015