US3228926A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polypeptides
Assignee: BASF Corp
•
Filing: 1962-05-01
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Granted: 1966-01-11
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Expires: 1982-05-01
Abstract
No abstract record available.
Inventors
- 👤 Kappeler Heini
- 👤 Schwyzer Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:45
CPC Classifications
C; C07; C07K; C07K14/00; C07K14/435; C07K14/665; C07K14/695; A; A61; A61K; A61K38/00; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/55
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
A MEMBER SELECTED FROM THE GROUP CONSISTING OF THE TETRACOSAPEPTIDE OF THE FORMULA L-SERYL-L-TYROSYL-LSERY - L - METHIONYL - L GLUTAMYL - L - HISTIDYL - L PHENYLALANYL - L - ARGINYL - L - TRYPHOPHYL - GLYCYL - LLYSYL - L - PROLYL - L - VALYL - GLYCYL - L - LYSYL - LLYSYL - L - ARGINYL - L - ARGINYL - L - PROLYL - L - VALYL - LLYSYL - L - VALYL - L - TRYROSYL - L - PROLINE, IST DERIVATIVES SELECTED FROM THE GROUP CONSISTING OF LOWER ALKYL ESTERS, BENZYL ESTER, P-NITRO-BENZYL ESTER, THE UNSUBSTITUTED AMIDE AND THE AYDRAZIDE, NON-TOXIC ACID ADDITION SALTS, AND CORRESPONDING COMPOUNDS IN WHICH THE AMINO GROUPS ARE PROTECTED BY A PROTECTIVE GROUP SELECTED FROM THE GROUP CONSISTING OF TOSYL, TRITYL, CARBOBENZOXY, PARAPHENYLAZOBENZYLOXYCARBONYL, PAR - (PAR'' - METHOXY - PHENYLAZO) - BENZLY/XYCARBONYL AND TERTIARY BUTYLOXYCARBONYL.
Claim 2
Dependent Claim
147 words
A MEMBER SELECTED FROM THE GROUP CONSISTING OF THE TETRACOSAPEPTIDE OF THE FORMULA L-SERYL-L-TYROSYL-LSERY - L - METHIONYL - L GLUTAMYL - L - HISTIDYL - L PHENYLALANYL - L - ARGINYL - L - TRYPHOPHYL - GLYCYL - LLYSYL - L - PROLYL - L - VALYL - GLYCYL - L - LYSYL - LLYSYL - L - ARGINYL - L - ARGINYL - L - PROLYL - L - VALYL - LLYSYL - L - VALYL - L - TRYROSYL - L - PROLINE, IST DERIVATIVES SELECTED FROM THE GROUP CONSISTING OF LOWER ALKYL ESTERS, BENZYL ESTER, P-NITRO-BENZYL ESTER, THE UNSUBSTITUTED AMIDE AND THE AYDRAZIDE, NON-TOXIC ACID ADDITION SALTS, AND CORRESPONDING COMPOUNDS IN WHICH THE AMINO GROUPS ARE PROTECTED BY A PROTECTIVE GROUP SELECTED FROM THE GROUP CONSISTING OF TOSYL, TRITYL, CARBOBENZOXY, PARAPHENYLAZOBENZYLOXYCARBONYL, PAR - (PAR'' - METHOXY - PHENYLAZO) - BENZLY/XYCARBONYL AND TERTIARY BUTYLOXYCARBONYL.
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) | 1969-01-10 | 1969-07-12 | 1970-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-10 | 1973-07-12 | 1974-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-10 | 1977-07-12 | 1978-01-11 | $7700.00 | Window Closed / Lapsed |