US3988309A
Expired / Lapsed
US
⏱️ 0.0 years remaining
EEL calcitonin
Assignee: Toyo Jozo KK
•
Filing: 1974-12-17
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Granted: 1976-10-26
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Expires: 1994-12-17
Abstract
Abstract A polypeptide having calcitonin activity of the formula H-Cys-Ser-Asn-Leu-Ser-Thr-Cys-Val -Leu-Gly-Lys-Leu-Ser-Gln-Glu-Leu -His-Lys-Leu-Gln-Thr-Tyr-Pro-Arg -Thr-Asp-Val-Gly-Ala-Gly-Thr-Pro-NH2 and the salts thereof with pharmaceutically acceptable acids.
Inventors
- 👤 Tetsuo Matsuda
- 👤 Susumu Watanabe
- 👤 Shunpei Sakakibara
- 👤 Eisuke Munekata
- 👤 Tadanori Morikawa
- 👤 Masaru Otani
- 👤 Toshiharu Noda
- 👤 Hirose Yamauchi
- 👤 Tosio Meguro
- 👤 Shuichi Kitazawa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:08
CPC Classifications
C; C07; C07K; C07K14/00; C07K14/435; C07K14/575; C07K14/585; A; A61; A61K; A61K38/00; Y; Y10; Y10S; Y10S530/00; Y10S530/855; Y10S530/857
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
21 words
A polypeptide selected from the group consisting of a compound of the formula ##EQU2## and salts thereof with pharmaceutically acceptable acids.
Claim 2
Dependent Claim
21 words
A polypeptide selected from the group consisting of a compound of the formula ##EQU2## and salts thereof with pharmaceutically acceptable acids.
References Cited (Backward Citations)
DE2111518A1
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-10-26 | 1980-04-26 | 1980-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-10-26 | 1984-04-26 | 1984-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-10-26 | 1988-04-26 | 1988-10-26 | $7700.00 | Window Closed / Lapsed |