Patent US5220841A successfully refreshed from Google Patents.
Patent US3584018A successfully refreshed from Google Patents.
US3584018A
Expired / Lapsed
US
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Terpenic acid esters of d-pantothenol
Assignee: Instituto de Angeli SpA
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Filing: 1967-02-13
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Granted: 1971-06-08
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Expires: 1987-02-13
Abstract
Abstract NEW ESTERSS OF D-PANTOTHENOL POSSESSING THE PROPERTY OF PROMOTING THE HEALING OF LESIONS. THE COMPOUNDS HAVE THE FORMUAL: R1-O-CH2-C(-CH3)2-CH(-O-R2)-CO-NH-(CH2)3-O-R1 IN WHICH R1 REPRESENTS THE RADICAL OF AN ACYCLIC OR CYCLIC TERPENIC ACID AND R2 REPRESENTS A HYDROGEN ATOM OR THE RADICAL OF AN ACYCLIC OR CYCLIC TERPENIC ACID.
Inventors
- 👤 Silvano Casadio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:00
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/21; A61K31/215
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-07 | 1974-12-07 | 1975-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-07 | 1978-12-07 | 1979-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-07 | 1982-12-07 | 1983-06-08 | $7700.00 | Window Closed / Lapsed |