US3244592A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ascomycin and process for its production
Assignee: Individual
•
Filing: 1963-05-01
•
Granted: 1966-04-05
•
Expires: 1983-05-01
Abstract
No abstract record available.
Inventors
- 👤 Arai Tadashi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:09
CPC Classifications
A; A61; A61K; A61K35/00; A61K35/66; A61K35/74; C; C12; C12N; C12N1/00; C12N1/20; C12N1/205; C12P; C12P17/00; C12P17/18; C12P17/188; C12R; C12R2001/00; C12R2001/01; C12R2001/465; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/886; Y10S435/898
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
38 words
THE PROCESS OF PRODUCING AN ANTIFUNGAL AGENT, IDENTIFIED AS ASCOMYCIN, WHICH COMPRISES CULTIVATING A STRAIN OF STREPTOMYCES HYGROSCOPICUS VAR. ASCOMYCETICUS UNDER SUBMERGED AEROBIC CONDITIONS IN AN AQUEOUS CARBOHYDRATE SOLUTION CONTAINING A NITROGENOUS NUTRIENT FOR AT LEAST TWELVE HOURS.
Claim 2
Dependent Claim
38 words
THE PROCESS OF PRODUCING AN ANTIFUNGAL AGENT, IDENTIFIED AS ASCOMYCIN, WHICH COMPRISES CULTIVATING A STRAIN OF STREPTOMYCES HYGROSCOPICUS VAR. ASCOMYCETICUS UNDER SUBMERGED AEROBIC CONDITIONS IN AN AQUEOUS CARBOHYDRATE SOLUTION CONTAINING A NITROGENOUS NUTRIENT FOR AT LEAST TWELVE HOURS.
References Cited (Backward Citations)
US3094460A
Cited
US3032470A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |