Patent US3449407A successfully refreshed from Google Patents.
US3449407A
Expired / Lapsed
US
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Lactic acid esters of polyisoprenoid alcohols
Assignee: International Flavors and Fragrances Inc
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Filing: 1966-01-11
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Granted: 1969-06-10
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Expires: 1986-01-11
Abstract
No abstract record available.
Inventors
- 👤 Ernst T Theimer
- 👤 John James Westbrook
- 👤 John Wolt
- 👤 Alton Dewitt Quinn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:26
CPC Classifications
A; A24; A24B; A24B15/00; A24B15/18; A24B15/28; A24B15/30; A24B15/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A LACTIC ACID ESTER OF A POLYISOPRENOID ALCOHOL WHEREIN THE POLYISOPRENOID ALCOHOL IS REPRESENTED BY THE FORMULA H-(CH2-C(--C(-H)(4-K))--C(-H)K-CH2)N-(-OH)M WHERE M IS ONE OR TWO, N IS AN INTERGER OF FROM ABOUT 4 TO ABOUT 15, EACH DOTTED LINE IS A BOND SELECTED FROM THE GROUP CONSISTING OF A SINGLE BOND AND A DOUBLE BOND, ONE DOUBLE BOND BEING PRESENT IN A NON-TERTIARY HYDROXYL-CONTAINING ISOPRENOID UNIT, AND K IS AN INTERGER OF FROM 1 TO 2, THE VALUE OF K BEING DETERMINED BY THE PRESENCE OF SAID DOUBLE BOND.
Claim 2
Dependent Claim
88 words
A LACTIC ACID ESTER OF A POLYISOPRENOID ALCOHOL WHEREIN THE POLYISOPRENOID ALCOHOL IS REPRESENTED BY THE FORMULA H-(CH2-C(--C(-H)(4-K))--C(-H)K-CH2)N-(-OH)M WHERE M IS ONE OR TWO, N IS AN INTERGER OF FROM ABOUT 4 TO ABOUT 15, EACH DOTTED LINE IS A BOND SELECTED FROM THE GROUP CONSISTING OF A SINGLE BOND AND A DOUBLE BOND, ONE DOUBLE BOND BEING PRESENT IN A NON-TERTIARY HYDROXYL-CONTAINING ISOPRENOID UNIT, AND K IS AN INTERGER OF FROM 1 TO 2, THE VALUE OF K BEING DETERMINED BY THE PRESENCE OF SAID DOUBLE BOND.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-09 | 1972-12-09 | 1973-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-09 | 1976-12-09 | 1977-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-09 | 1980-12-09 | 1981-06-10 | $7700.00 | Window Closed / Lapsed |