C07H 15/256
Polyterpene radicals
C07H15/256 (Polyterpene radicals) appears on 249 US grants and 349 published applications in this corpus.
Search patents in C07H- Granted patents
- 249
- Published applications
- 349
- Assignees
- 137
- Inventors
- 641
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 6 | 0 |
| 1983 | 5 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 9 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 1 |
| 2003 | 0 | 4 |
| 2004 | 2 | 3 |
| 2005 | 1 | 8 |
| 2006 | 1 | 4 |
| 2007 | 1 | 2 |
| 2008 | 1 | 2 |
| 2009 | 4 | 2 |
| 2010 | 2 | 10 |
| 2011 | 1 | 4 |
| 2012 | 3 | 4 |
| 2013 | 1 | 9 |
| 2014 | 10 | 8 |
| 2015 | 8 | 13 |
| 2016 | 3 | 23 |
| 2017 | 15 | 27 |
| 2018 | 17 | 28 |
| 2019 | 11 | 25 |
| 2020 | 20 | 35 |
| 2021 | 13 | 25 |
| 2022 | 19 | 34 |
| 2023 | 19 | 24 |
| 2024 | 15 | 28 |
| 2025 | 14 | 16 |
| 2026 | 10 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Stevia extracts8 Sep 2026US 12,727,609 B2PureCircle Sdn Bhd
- Semicarbazone-based saponin conjugate18 Aug 2026US 12,708,638 B2Sapreme Technologies B.V.
- High-purity steviol glycosides18 Aug 2026US 12,709,768 B2PureCircle USA Inc.
- Triterpene saponin variants, methods of synthesis and use thereof4 Aug 2026US 12,698,304 B2Memorial Sloan Kettering Cancer Center
- High-purity steviol glycosides14 Jul 2026US 12,677,849 B2PureCircle Sdn Bhd
- Improved isolation of steviol glycosides1 Oct 2026US 2026/0297119 A1Dsm IP Assets B.V.
- Steviol glycoside solubility enhancers1 Oct 2026US 2026/0297120 A1Cargill, Incorporated
- Qs-21 compositions and processes for producing the same and uses therefor30 Jul 2026US 2026/0216324 A1Q-Vant Biosciences, Inc.
- Anticancer drug conjugates4 Jun 2026US 2026/0151413 A1Ariel Scientific Innovations Ltd.
- Triterpene saponin analogues30 Apr 2026US 2026/0115281 A1
Most cited
By later US patents
- Saponin adjuvant520US 5,057,540 ACambridge Biotech Corporation · 1991
- Extraction, separation and recovery of diterpene glycosides from Stevia rebaudiana plants175US 4,361,697 AF. K. Suzuki International, Inc. · 1982
- Method of making a natural sweetener based on Stevia rebaudiana, and use thereof107US 5,112,610 A1992
- Pentacyclic triterpenoid compounds as topoisomerase inhibitors or cell differentiation inducers102US 5,064,823 AResearch Triangle Institute · 1991
- Saponin-antigen conjugates and the use thereof99US 5,583,112 ACambridge Biotech Corporation · 1996