US3089827A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for preparing zygomycins
Assignee: Takeda Pharmaceutical Co Ltd
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Filing: 1960-07-18
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Granted: 1963-05-14
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Expires: 1980-07-18
Abstract
No abstract record available.
Inventors
- 👤 Nakazawa Koiti
- 👤 Shibata Motoo
- 👤 Tsuchiya Kanji
- 👤 Imai Akihiro
- 👤 Higashide Eiji
- 👤 Kanzaki Toshihiko
- 👤 Yamamoto Hiroichi
- 👤 Miyake Akira
- 👤 Hitomi Hiromu
- 👤 Horii Satoshi
- 👤 Yamaguchi Takeshi
- 👤 Araki Toyoshige
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:24
CPC Classifications
C; C07; C07H; C07H15/00; C07H15/20; C07H15/22; C07H15/222; C07H15/226; C07H15/228; C07H15/232; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/832; Y10S435/839; Y10S435/863; Y10S435/866; Y10S435/886
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
52 words
A PROCESS FOR PREPARING A MEMBER SELECTED FROM THE GROUP CONSISTING OF ZYGOMYCIN A, ZYGOMYCIN B, ZYGOMYCIN C, AND ZYGOMYCIN D, WHICH COMPRISES THE STEPS OF INOCULATING AN AQUEOUS NUTRIENT-CONTAINING MEDIUM WITH STREPTOMYCES PULVERACEUS NOV. SP., AND INCUBATING THE INOCULATED MEDIUM AT A TEMPERATURE IN THE NEIGHBOURHOOD OF 20-30*C. UNDER AEROBIC CONDITIONS.
Claim 2
Dependent Claim
52 words
A PROCESS FOR PREPARING A MEMBER SELECTED FROM THE GROUP CONSISTING OF ZYGOMYCIN A, ZYGOMYCIN B, ZYGOMYCIN C, AND ZYGOMYCIN D, WHICH COMPRISES THE STEPS OF INOCULATING AN AQUEOUS NUTRIENT-CONTAINING MEDIUM WITH STREPTOMYCES PULVERACEUS NOV. SP., AND INCUBATING THE INOCULATED MEDIUM AT A TEMPERATURE IN THE NEIGHBOURHOOD OF 20-30*C. UNDER AEROBIC CONDITIONS.
References Cited (Backward Citations)
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US2446102A
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US2909463A
Cited
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US2736725A
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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) | 1966-05-13 | 1966-11-12 | 1967-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-13 | 1970-11-12 | 1971-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-13 | 1974-11-12 | 1975-05-14 | $7700.00 | Window Closed / Lapsed |