US3018224A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Analysis and production-monitoring methods and apparatus
Assignee: Bayer Corp
•
Filing: 1957-08-23
•
Granted: 1962-01-23
•
Expires: 1977-08-23
Abstract
No abstract record available.
Inventors
- 👤 Jr Andres Ferrari
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:37
CPC Classifications
G; G01; G01N; G01N21/00; G01N21/75
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
THE METHOD OF MONITORING A PROCESS OF PRODUCING AN ANTIBIOTIC SUBSTANCE IN A LIQUID IN WHICH THE QUANTITY OF THE ANTIBIOTIC SUBSTANCE VARIES AS THE PROCESS PROCEEDS, COMPRISING WITHDRAWING TEST LIQUID AS THE PROCESS CONTINUES, TRANSMITTING SAID TEST LIQUID IN THE FORM OF A STREAM AND A REAGENT THEREFOR THROUGH A DIALYZER AND CONCURRENTLY FORMING A DIFFUSATE CONTAINING A DERIVATIVE SUBSTANCE RESULTING FROM THE EFFECT OF SAID REAGENT ON SAID LIQUID AND WHICH IS PROPORTIONATELY REPRESENTATIVE QUANTITATIVELY OF SAID ANTIBIOTIC SUBSTANCE UNDERGOING PRODUCTION IN SAID FIRST-MENTIONED LIQUID AT THE TIME OF WITHDRAWAL, AND ANALYZING SAID REPRESENTATIVE DERIVATIVE SUBSTANCE TO OBTAIN A QUANTITATIVE INDICATION OF THE ANTIBIOTIC SUBSTANCE UNDER PRODUCTION IN SAID LIQUID SUBSTANTIALLY CONCOMITANTLY WITH SAID PRODUCTION AT THE TIME OF THE WITHDRAWAL OF THE TEST LIQUID.
Claim 2
Dependent Claim
107 words
IN APPARATUS INCLUDING A TANK CONTAINING A LIQUID FOR THE PRODUCTION OF A SUBSTANCE IN SAID LIQUID WHICH IN ITS PROCESS OF PRODUCTION PROGRESSIVELY INCREASES TO A MAXIMUM QUANTITY IN SAID LIQUID AND IS THEREAFTER SUBJECT TO IMPAIRMENT IF SAID PROCESS IS NOT DISCONTINUED; AUTOMATIC ANALYSIS MEANS FOR QUANTITATIVELY MONITORING THE SUBSTANCE IN SAID TANK, SAID ANALYSIS MEANS BEING CONNECTED TO SAID TANK FOR RECEIVING SAID LIQUID THEREFROM DURING THE OPERATION OF SAID APPARATUS, AND MEANS CONNECTED WITH AND AUTOMATICALLY OPERABLE UNDER THE CONTROL OF SAID ANALYSIS MEANS FOR EFFECTING A DISCONTINUANCE OF SAID PROCESS OF PRODUCTION WHEN THE QUANTITY OF SAID SUBSTANCE INCREASES TO SAID MAXIMUM.
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) | 1965-01-22 | 1965-07-24 | 1966-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-22 | 1969-07-24 | 1970-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-22 | 1973-07-24 | 1974-01-23 | $7700.00 | Window Closed / Lapsed |