US4673732A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polypeptide relating to α-hANP
Assignee: Shionogi and Co Ltd
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Filing: 1985-08-26
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Granted: 1987-06-16
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Expires: 2005-08-26
Abstract
Abstract The polypeptides represented by the general formula: R-Asn-Ser-Phe-Arg-Tyr-OH wherein R is H, Cys, Gly-Cys, Leu-Gly-Cys, Gly-Leu-Gly-Cys, Ser-Gly-Leu-Gly-Cys, Gln-Ser-Gly-Leu-Gly-Cys, Ala-Gln-Ser-Gly-Leu-Gly-Cys, Gly-Ala-Gln-Ser-Gly-Leu-Gly-Cys, or Ile-Gly-Ala-Gln-Leu-Gly-Cys, and the salt thereof, useful for development of reagents for clinical diagnosis of essential hypertension or in research of pathophysiology.
Inventors
- 👤 Yoshiaki Kiso
- 👤 Kazuwa Nakao
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 01:11
CPC Classifications
C; C07; C07K; C07K14/00; G; G01; G01N; G01N33/00; G01N33/48; G01N33/50; G01N33/68; G01N33/6893; A; A61; A61K; A61K38/00; A61K38/04; A61K38/16; A61K38/17; A61K38/22; A61K38/24; C07K14/435; C07K14/575; C07K14/58; C07K7/00; C07K7/04; C07K7/08; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/55
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
26 words
A polypeptide represented by the general formula: R-Asn-Ser-Phe-Arg-Tyr-OH wherein R is H, Cys, Gly-Cys, Leu-Gly-Cys, Gly-Leu-Gly-Cys, Ser-Gly-Leu-Gly-Cys, Gln-Ser-Gly-Leu-Gly-Cys, Ala-Gln-Ser-Gly-Leu-Gly-Cys, Gly-Ala-Gln-Ser-Gly-Leu-Gly-Cys, or Ile-Gly-Ala-Gln-Ser-Gly-Leu-Gly-Cys, and the salt thereof.
Claim 2
Dependent Claim
26 words
A polypeptide represented by the general formula: R-Asn-Ser-Phe-Arg-Tyr-OH wherein R is H, Cys, Gly-Cys, Leu-Gly-Cys, Gly-Leu-Gly-Cys, Ser-Gly-Leu-Gly-Cys, Gln-Ser-Gly-Leu-Gly-Cys, Ala-Gln-Ser-Gly-Leu-Gly-Cys, Gly-Ala-Gln-Ser-Gly-Leu-Gly-Cys, or Ile-Gly-Ala-Gln-Ser-Gly-Leu-Gly-Cys, and the salt thereof.
Claim 3
Dependent Claim
13 words
The polypeptide claimed in claim 1, wherein R is hydrogen or its salt.
Claim 4
Dependent Claim
13 words
The polypeptide claimed in claim 1, wherein R is Ala-Gln-Ser-Gly-Leu-Gly-Cys, or its salt.
Claim 5
Dependent Claim
13 words
The polypeptide claimed in claim 1, wherein R is Ile-Gly-Ala-Gln-Ser-Gly-Leu-Gly-Cys, or its salt.
References Cited (Backward Citations)
US4607023A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-06-15 | 1990-12-15 | 1991-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-06-15 | 1994-12-15 | 1995-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-06-15 | 1998-12-15 | 1999-06-16 | $7700.00 | Window Closed / Lapsed |