Patent US3277078A successfully refreshed from Google Patents.
US3277078A
Expired / Lapsed
US
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Zygomycin a1 and zygomycin a2 and their isolation
Assignee: Takeda Pharmaceutical Co Ltd
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Filing: 1964-03-23
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Granted: 1966-10-04
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Expires: 1984-03-23
Abstract
No abstract record available.
Inventors
- 👤 Horii Satoshi
- 👤 Hitomi Hiromu
- 👤 Miyake Akira
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:24
CPC Classifications
C; C07; C07H; C07H15/00; C07H15/20; C07H15/22; C07H15/222; C07H15/226; C07H15/228; C07H15/232
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
11 words
ZYGOMYCIN A1, FREE FROM ADMIXTURE WITH ZYGOMYCIN A2, HAVING THE FORMULA:
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |