Patent US3749705A successfully refreshed from Google Patents.
US3749705A
Expired / Lapsed
US
⏱️ 0.0 years remaining
1,6-aminosuberic acid analogue of 7-glycine-oxytocin
Assignee: Tanabe Pharma Corp
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Filing: 1970-11-17
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Granted: 1973-07-31
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Expires: 1990-11-17
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 19:52
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
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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) | 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 |