US3817835A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the production of antimicrobial agents
Assignee: ER Squibb and Sons LLC
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Filing: 1971-09-08
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Granted: 1974-06-18
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Expires: 1991-09-08
Abstract
Abstract THIS INVENTION RELATES TO A METHODS FOR THE PRODUCTION OF ANTIMICROBIAL AGENTS IN CRUDE FILTRATES, WHOLE BROTHS OR CELL EXTRACTS OF MICROORGANISMS, WHICH COMPRISES TREATING THESE WITH A SOURCE OF POSITIVE HALOGEN, SUCH AS AN N-HALOAMIDE, N-HALOIMIDE OR A HALOGENATING ENZYME.
Inventors
- 👤 S Neidleman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:57
CPC Classifications
A; A01; A01N; A01N63/00; A01N63/20; A01N63/28; C; C07; C07H; C07H15/00; C07H15/20; C07H15/22; C07D; C07D499/00; C12; C12N; C12N1/00; C12N1/20; C12N1/205; C12P; C12P1/00; C12P1/04; C12R; C12R2001/00; C12R2001/01; C12R2001/465; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/886; Y10S435/911; Y10S435/913; Y10S435/933
Claims Analysis
Total Claims: 0
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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) | 1977-06-17 | 1977-12-17 | 1978-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-06-17 | 1981-12-17 | 1982-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-06-17 | 1985-12-17 | 1986-06-18 | $7700.00 | Window Closed / Lapsed |