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US3749705A Expired / Lapsed US ⏱️ 0.0 years remaining

1,6-aminosuberic acid analogue of 7-glycine-oxytocin

Assignee: Tanabe Pharma Corp
•
Filing: 1970-11-17
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Granted: 1973-07-31
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Expires: 1990-11-17
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Abstract

Abstract A CYCLIC POLYPEPTIDE OF THE FORMULA: WHEREIN TYR, ILE, GLN, ASN, ASU, GLY AND LEU ARE RESIDUES OF L-TYROSINE, L-ISOLEUCINE, L-GLUTAMINE, L-ASPARAGINE, LA-AMINOSUBERIC ACID, GLYCINE AND L-LEUCINE, RESPECTIVELY, AND PROCESS FOR PREPARING SAME. THE CYCLIC POLYPEPTIDE IS USEFUL AS A LACTAGOGUE AND STIMULANT OF UTERINE CONTRACTION. (-TYR-ILE-GLN-ASN-)>ASU-GLY-LEU-GLY-NH2

Inventors

  • 👤 S Sakakibara
  • 👤 T Yamanaka

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 10:12
CPC Classifications
C; C07; C07K; C07K7/00; C07K7/50; C07K7/54; C07K7/56; A; A61; A61K; A61K38/00; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/55; Y10; Y10S; Y10S930/00; Y10S930/01; Y10S930/15

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1976-07-30 1977-01-29 1977-07-31 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-07-30 1981-01-29 1981-07-31 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-07-30 1985-01-29 1985-07-31 $7700.00 Window Closed / Lapsed

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