A24B 15/36
Containing a heterocyclic ring
Official title: containing a heterocyclic ring
A24B15/36 (Containing a heterocyclic ring) appears on 301 US grants and 355 published applications in this corpus.
Search patents in A24B- Granted patents
- 301
- Published applications
- 355
- Assignees
- 84
- Inventors
- 583
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 19 | 0 |
| 1977 | 9 | 0 |
| 1978 | 17 | 0 |
| 1979 | 7 | 0 |
| 1980 | 15 | 0 |
| 1981 | 13 | 0 |
| 1982 | 8 | 0 |
| 1983 | 10 | 0 |
| 1984 | 6 | 0 |
| 1985 | 8 | 0 |
| 1986 | 8 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 5 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 11 | 0 |
| 1993 | 6 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 5 |
| 2014 | 0 | 7 |
| 2015 | 3 | 5 |
| 2016 | 4 | 5 |
| 2017 | 6 | 9 |
| 2018 | 3 | 12 |
| 2019 | 11 | 16 |
| 2020 | 7 | 22 |
| 2021 | 13 | 38 |
| 2022 | 14 | 45 |
| 2023 | 16 | 33 |
| 2024 | 24 | 57 |
| 2025 | 24 | 49 |
| 2026 | 13 | 47 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Smoking article including novel flavoring agent6 Oct 2026US 12,751,481 B2Kt&G Corporation
- Consumable22 Sep 2026US 12,740,585 B2Nicoventures Trading Limited
- Compositions and methods15 Sep 2026US 12,733,673 B2Nicoventures Trading Limited
- Nutritional compositions and infant formula for promoting de novo myealination21 Jul 2026US 12,685,331 B2Societe des Produits Nestle S. A.
- Environment-friendly wrapping-free heat-not-burn naked tobacco product30 Jun 2026US 12,667,133 B2New Flame Intelligent Manufacturing (Shenzhen) Co., Ltd.
- Crumbed Tobacco Substrate8 Oct 2026US 2026/0305680 A1JT International SA
- Aerosol-generating material8 Oct 2026US 2026/0305683 A1Nicoventures Trading Limited
- Process for preparing an aerosol-generating material1 Oct 2026US 2026/0293962 A1Nicoventures Trading Limited
- Aerosol-generating article comprising a solid aerosol-generating substrate1 Oct 2026US 2026/0293964 A1Philip Morris Products S. A.
- Oral product for delivery of nicotine comprising a nicotine salt of a fatty acid1 Oct 2026US 2026/0293965 A1Contraf-Nicotex-Tobacco GmbH
Most cited
By later US patents
- Flavor enhancing and modifying materials193US 4,612,942 AStevia Company, Inc. · 1986
- Smoking compositions containing a flavorant-release saccharide additive56US 5,137,578 APhilip Morris Incorporated · 1992
- Fiber-wrapped smokeless tobacco product50US 9,414,624 B2Altria Client Services LLC · 2016
- Nicotine salts, co-crystals, and salt co-crystal complexes50US 9,738,622 B2R. J. Reynolds Tobacco Company · 2017
- Flavoring with mixtures of theobromine and cyclic dipeptides45US 4,006,261 AFirmenich SA · 1977