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Patent US3023235A successfully refreshed from Google Patents.
US3023235A
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New amino acids and derivatives thereof
Assignee: Novartis Corp
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Filing: 1958-11-24
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Granted: 1962-02-27
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Expires: 1978-11-24
Abstract
No abstract record available.
Inventors
- 👤 Leonard Frederick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:50
CPC Classifications
C; C07; C07C; C07C229/00; C07C229/02; C07C229/34; C07C229/36; A; A61; A61K; A61K31/00; A61K31/185; A61K31/19; A61K31/195; A61K31/197; A61K31/198; A61K31/275; A61K31/277; A61K38/00; C07C255/00; C07C255/01; C07C255/32; C07C255/41
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
14 words
A MEMBER SELECTED FROM THE GROUP CONSISTING OF A COMPOUND OF THE GENERAL FORMULA:
Claim 2
Dependent Claim
14 words
A MEMBER SELECTED FROM THE GROUP CONSISTING OF A COMPOUND OF THE GENERAL FORMULA:
References Cited (Backward Citations)
US2833810A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-26 | 1965-08-28 | 1966-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-26 | 1969-08-28 | 1970-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-26 | 1973-08-28 | 1974-02-27 | $7700.00 | Window Closed / Lapsed |