Patent US2131362A successfully refreshed from Google Patents.
US4254115A
Expired / Lapsed
US
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Phospholipid derivative with an antilipemic and antiarteriosclerotic effect
Assignee: A Natterman und Cie GmbH
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Filing: 1979-06-18
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Granted: 1981-03-03
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Expires: 1999-06-18
Abstract
Abstract Novel n-oleyl derivatives of natural and synthetic phosphatidyl ethanolamines are provided. Such derivatives exhibit antilipemic and antiarteriosclerotic properties and are thus useful in pharmaceutical preparations. DESCRIPTION OF THE INVENTION
Inventors
- 👤 Herbert Dawidson
- 👤 Hans Betzing
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:14
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/08; C07F9/09; C07F9/10
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
31 words
N-oleyl derivatives of natural and synthetic phosphatidylethanolamines of the formula: ##STR1## wherein R 1 and R 2 are saturated, unsaturated, straight-chain or branched aliphatic acids containing 12 to 22 carbon atoms.
Claim 2
Dependent Claim
31 words
N-oleyl derivatives of natural and synthetic phosphatidylethanolamines of the formula: ##STR1## wherein R 1 and R 2 are saturated, unsaturated, straight-chain or branched aliphatic acids containing 12 to 22 carbon atoms.
Claim 3
Dependent Claim
27 words
A pharmaceutical composition having antilipemic and antiarteriosclerotic properties comprising an effective amount of a n-oleyl derivative of a phosphatidylethanolamine having a formula as defined in claim 1.
References Cited (Backward Citations)
US2791594A
Cited
DE2756866A1
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-03-02 | 1984-09-01 | 1985-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-03-02 | 1988-09-01 | 1989-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-03-02 | 1992-09-01 | 1993-03-03 | $7700.00 | Window Closed / Lapsed |