Patent US4018719A successfully refreshed from Google Patents.
US4018719A
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US
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Synthetic musk perfume compound 1,1,2,3,3,5-hexamethylindan-6-nitrile
Assignee: POLAK'S FRUTAL WORKS Inc
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Filing: 1976-04-20
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Granted: 1977-04-19
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Expires: 1996-04-20
Abstract
Abstract The new compound 1,1,2,3,3,5-hexamethylindan-6-nitrile is disclosed. The compound exhibits a very strong musk odor which is greater than its commercially available ketone counterpart from which it is prepared. Its odor intensity is also greater than other known ketone musks.
Inventors
- 👤 Robert S. De Simone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 01:01
CPC Classifications
C; C11; C11B; C11B9/00; C11B9/0042; C11B9/0046; C11B9/0049
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
3 words
The compound 1,1,2,3,3,5-hexamethylindan-6-nitrile.
Claim 2
Dependent Claim
3 words
The compound 1,1,2,3,3,5-hexamethylindan-6-nitrile.
Claim 3
Dependent Claim
11 words
A perfume composition comprising an odor-modifying amount of the compound 1,1,2,3,3,5-hexamethylindan-6-nitrile.
Claim 4
Dependent Claim
11 words
A perfume composition comprising an odor-modifying amount of the compound 1,1,2,3,3,5-hexamethylindan-6-nitrile.
Claim 5
Dependent Claim
15 words
A perfume composition comprising a mixture of perfuming ingredients and an odor-modifying amount of 1,1,2,3,3,5-hexamethylindan-6-nitrile.
Claim 6
Dependent Claim
15 words
A perfume composition comprising a mixture of perfuming ingredients and an odor-modifying amount of 1,1,2,3,3,5-hexamethylindan-6-nitrile.
References Cited (Backward Citations)
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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) | 1980-04-18 | 1980-10-18 | 1981-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-04-18 | 1984-10-18 | 1985-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-04-18 | 1988-10-18 | 1989-04-19 | $7700.00 | Window Closed / Lapsed |