Patent US4080309A successfully refreshed from Google Patents.
US4080309A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carbonic acid ester perfumes
Assignee: Henkel AG and Co KGaA
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Filing: 1977-02-14
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Granted: 1978-03-21
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Expires: 1997-02-14
Abstract
Abstract Carbonic acid esters of the formula ##STR1## wherein R 1 is a member having from 8 to 12 carbon atoms selected from the group consisting of alkylcyclohexyl, alkenylcyclohexyl, alkynylcyclohexyl and cycloalkyl, and R 2 is a member selected from the group consisting of alkyl having from 1 to 5 carbon atoms, alkenyl having from 2 to 5 carbon atoms and alkynyl having from 2 to 5 carbon atoms, which compounds have pleasing and persistent scents, as well as processes for producing them and perfume compositions containing them.
Inventors
- 👤 Klaus Bruns
- 👤 Peter Meins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:22
CPC Classifications
C; C11; C11B; C11B9/00; C11B9/0026
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
89 words
A perfumery composition consisting essentially of from 1% to 50% by weight of a carbonic acid ester of the formula ##STR7## wherein R 1 is a member having from 8 to 12 carbon atoms selected from the group consisting of alkylcyclohexyl alkenylcyclohexyl, alkynylcyclohexyl and cycloalkyl, and R 2 is a member selected from the group consisting of alkyl having from 1 to 5 carbon atoms, alkenyl having from 2 to 5 carbon, and alkynyl having from 2 to 5 carbon atoms, and the remainder customary constituents of perfumery compositions.
Claim 2
Dependent Claim
89 words
A perfumery composition consisting essentially of from 1% to 50% by weight of a carbonic acid ester of the formula ##STR7## wherein R 1 is a member having from 8 to 12 carbon atoms selected from the group consisting of alkylcyclohexyl alkenylcyclohexyl, alkynylcyclohexyl and cycloalkyl, and R 2 is a member selected from the group consisting of alkyl having from 1 to 5 carbon atoms, alkenyl having from 2 to 5 carbon, and alkynyl having from 2 to 5 carbon atoms, and the remainder customary constituents of perfumery compositions.
Claim 3
Dependent Claim
24 words
The perfumery composition of claim 1 wherein R 1 is a member selected from the group consisting of 1-ethynylcyclohexyl, cis-3,3,5-trimethylcyclohexyl, trans-3,3,5-trimethylcyclohexyl, 2-tert.-butylcyclohexyl and 4-tert.-butylcyclohexyl.
Claim 4
Dependent Claim
21 words
The perfumery composition of claim 1 wherein R 1 is a member selected from the group consisting of cyclooctyl and cyclododecyl.
Claim 5
Dependent Claim
21 words
The perfumery composition of claim 1 wherein R 2 is a member selected from the group consisting of methyl and ethyl.
Claim 6
Dependent Claim
16 words
The perfumery composition of claim 1 wherein R 1 is methyl and R 2 is cyclooctyl.
Claim 7
Dependent Claim
16 words
The perfumery composition of claim 1 wherein R 1 is ethyl and R 2 is cyclooctyl.
Claim 8
Dependent Claim
16 words
The perfumery composition of claim 1 wherein R 1 is methyl and R 2 is trans-3,3,5-trimethylcyclohexyl.
Claim 9
Dependent Claim
16 words
The perfumery composition of claim 1 wherein R 1 is ethyl and R 2 is trans-3,3,5-trimethylcyclohexyl.
Claim 10
Dependent Claim
16 words
The perfumery composition of claim 1 wherein R 1 is methyl and R 2 is cis-3,3,5-trimethylcyclohexyl.
Claim 11
Dependent Claim
16 words
The perfumery composition of claim 1 wherein R 1 is methyl and R 2 is 1-ethynylcyclohexyl.
Claim 12
Dependent Claim
16 words
The perfumery composition of claim 1 wherein R 1 is methyl and R 2 is tert.-butylcyclohexyl.
Claim 13
Dependent Claim
16 words
The perfumery composition of claim 1 wherein R 1 is ethyl and R 2 is 2-tert.-butylcyclohexyl.
Claim 14
Dependent Claim
16 words
The perfumery composition of claim 1 wherein R 1 is methyl and R 2 is 4-tert.-butylcyclohexyl.
Claim 15
Dependent Claim
17 words
The perfumery composition of claim 1 wherein R 1 is ethyl and R 2 is 4 -tert.-butylcyclohexyl.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-03-20 | 1981-09-19 | 1982-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-03-20 | 1985-09-19 | 1986-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-03-20 | 1989-09-19 | 1990-03-21 | $7700.00 | Window Closed / Lapsed |