A61B 5/4845
Toxicology
Official title: {Toxicology, e.g. by detection of alcohol, drug or toxic products (A61B5/4848 takes precedence)}
A61B5/4845 (Toxicology) appears on 545 US grants and 949 published applications in this corpus.
Search patents in A61B- Granted patents
- 545
- Published applications
- 949
- Assignees
- 407
- Inventors
- 1,473
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 4 |
| 2009 | 0 | 1 |
| 2010 | 1 | 8 |
| 2011 | 0 | 8 |
| 2012 | 6 | 13 |
| 2013 | 3 | 17 |
| 2014 | 14 | 46 |
| 2015 | 23 | 45 |
| 2016 | 25 | 37 |
| 2017 | 27 | 103 |
| 2018 | 41 | 80 |
| 2019 | 50 | 63 |
| 2020 | 43 | 89 |
| 2021 | 59 | 101 |
| 2022 | 55 | 74 |
| 2023 | 47 | 82 |
| 2024 | 59 | 63 |
| 2025 | 56 | 74 |
| 2026 | 32 | 39 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Wearable alcohol monitoring device22 Sep 2026US 12,740,745 B2Arborsense, Inc.
- Alertness determination for non-alert detection using ear-worn electronic devices1 Sep 2026US 12,721,545 B2Starkey Laboratories, Inc.
- Method and system for monitoring intoxication1 Sep 2026US 12,725,708 B2KHN Solutions, Inc.
- Methods and apparatuses for opioid overdose prevention25 Aug 2026US 12,718,917 B2
- Multi-modal crypto/bio-human-machine interface18 Aug 2026US 12,712,060 B2The Regents of the University of California
- Apparatus and methods for capturing non-volatile and semi-volatile substances from breath1 Oct 2026US 2026/0294270 A1Cannabix Technologies Inc.
- System and method for structured narcotic cessation using ingestion modality reduction and dosage tapering framework1 Oct 2026US 2026/0301902 A1
- Electronic ink display for smart ring17 Sep 2026US 2026/0279309 A1Quanata, LLC
- Noninvasive blood alcohol concentation (bac) measurement system and method thereof10 Sep 2026US 2026/0263001 A1
- Alcohol detection apparatus3 Sep 2026US 2026/0256377 A1Subaru Corporation
Most cited
By later US patents
- Potential and diffusion controlled solid electrolyte sensor for continuous measurement of very low levels of transdermal alcohol437US 5,944,661 AGiner, Inc. · 1999
- Opioid overdose monitoring412US 10,932,729 B2Masimo Corporation · 2021
- Opioid overdose monitoring391US 10,939,878 B2Masimo Corporation · 2021
- Apparatus and method for the collection of analytes on a dermal patch333US 5,438,984 ASudor Partners · 1995
- Opioid overdose monitoring247US 11,627,919 B2Masimo Corporation · 2023