C11B 9/0088
Spiro compounds
Official title: {Spiro compounds}
C11B9/0088 (Spiro compounds) appears on 52 US grants and 26 published applications in this corpus.
Search patents in C11B- Granted patents
- 52
- Published applications
- 26
- Assignees
- 21
- Inventors
- 96
- Latest grant
- 5 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 5 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 2 | 3 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 3 |
| 2014 | 1 | 0 |
| 2015 | 1 | 3 |
| 2016 | 0 | 3 |
| 2017 | 1 | 0 |
| 2018 | 0 | 2 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 1 | 1 |
| 2022 | 2 | 2 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 2 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- 12-oxaspiro[5,5]undec-8-ene useful in fragrance compositions5 Aug 2025US 12,378,214 B2Givaudan SA
- 2,2,6-trimethyl-4,5-dihydro-3H-oxepine as aroma ingredient24 Jun 2025US 12,338,225 B2BASF SE
- Spirooxathiolanone compounds, their preparation method as well as their use in perfume-making and aromatics14 Jun 2022US 11,359,162 B2V. Mane Fils
- Organic compounds17 May 2022US 11,332,693 B2Givaudan SA
- Cyclic ketals as fragrance precursor compounds9 Mar 2021US 10,941,156 B2Henkel AG & Co. KGaA
- Substituted 1,3-dioxolan-4-ones and 1,3-dioxan-4-ones as fragrance ingredients9 Jul 2026US 2026/0193564 A1BASF SE
- Organic compounds19 Dec 2024US 2024/0417409 A1Givaudan SA
- 2,2,6-trimethyl-4,5-dihydro-3h-oxepine as aroma ingredient8 Sep 2022US 2022/0281834 A1BASF SE
- 12-oxaspiro[5,5]undec-8-ene useful in fragrance compositions14 Jul 2022US 2022/0220091 A1Givaudan SA
- New spirooxathiolanone compounds, their preparation method as well as their use in perfume-making and aromatics4 Feb 2021US 2021/0032563 A1V. Mane Fils
Most cited
By later US patents
- Flavoring with 4-methyl-1-oxaspiro[5.5]undecane13US 4,010,286 AInternational Flavors & Fragrances Inc. · 1977
- Cycloaliphatic compounds as odor- and taste-modifying agents11US 3,968,070 AFirmenich SA · 1976
- 9-[9,12-Epoxy-ethyl]-4-methyl tricyclo[6.2.1.0.sup.2.7 ]undec-4-ene and 9-[9,12-epoxy-ethyl]-5-methyl tricyclo[6.2.1.0.sup.2.7 ]undec-4-ene odor-modifying agents8US 3,979,338 AFirmenich SA · 1976
- Esters of certain tetramethyl and pentamethyl-1-oxa-spiro [4-5] decan-6-ols with certain alkanoic acids8US 4,014,905 AFirmenich SA · 1977
- Novel compounds spiro[5-isopropylbicyclo[3.1.0]hexane-2,2'-oxiranes], process for the production of the novel compounds, and process for the production of sabinene hydrates therefrom8US 4,162,258 AThe Lion Dentifrice Co., Ltd. · 1979