Patent US3022228A successfully refreshed from Google Patents.
US3022228A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Neomycin fermentation process
Assignee: S B PENICK AND Co
•
Filing: 1960-01-19
•
Granted: 1962-02-20
•
Expires: 1980-01-19
Abstract
No abstract record available.
Inventors
- 👤 Moses William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:07
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; Y10S435/886; Y10S435/889; Y10S435/897; Y10S435/901; Y10S435/904; Y10S435/906
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
IN AN AQUEOUS FERMENTATION PROCESS FOR THE PRODUCTION OF NEOMYCIN BY ORGANISMS OF THE GENUS STREPTOMYCES, THAT IMPROVEMENT WHICH COMPRISES INCORPORATING AN ARALIPHATIC ACID AUXIN OF THE BENZENE, NAPHTHALENE AND INDOLE SERIES AND A LOWER ALIPHATIC ALCOHOL SUPPLEMENT INTO THE CULTURE MEDIUM.
Claim 2
Dependent Claim
42 words
IN AN AQUEOUS FERMENTATION PROCESS FOR THE PRODUCTION OF NEOMYCIN BY ORGANISMS OF THE GENUS STREPTOMYCES, THAT IMPROVEMENT WHICH COMPRISES INCORPORATING AN ARALIPHATIC ACID AUXIN OF THE BENZENE, NAPHTHALENE AND INDOLE SERIES AND A LOWER ALIPHATIC ALCOHOL SUPPLEMENT INTO THE CULTURE MEDIUM.
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) | 1965-02-19 | 1965-08-21 | 1966-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-19 | 1969-08-21 | 1970-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-19 | 1973-08-21 | 1974-02-20 | $7700.00 | Window Closed / Lapsed |