Patent DE835876C successfully refreshed from Google Patents.
Patent US3236092A successfully refreshed from Google Patents.
US3236092A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for continuous flow analysis
Assignee: Monsanto Co
•
Filing: 1962-02-21
•
Granted: 1966-02-22
•
Expires: 1982-02-21
Abstract
No abstract record available.
Inventors
- 👤 Don E Carter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:26
CPC Classifications
G; G01; G01N; G01N30/00; G01N30/02; G01N30/04; G01N30/16; G01N30/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A METHOD FOR THE CONTINUOUS ANALYSIS OF A FLUID FLOW CONTAINING SUSPECTED COMPONENTS IN UNKNOWN PROPORTIONS COMPRISING THE STEPS OF IMPARTING AN INPUT VARIATION TO AT LEAST A PORTION OF SAID FLOW THROUGH A CHROMATOGRAPHIC DEVICE, DETERMINING THE VARIATION IN SAID FLOW AT FIXED DIFFERENT LENGTHS OF PASSAGE OF SAID FLOW THROUGH SAID CHROMATOGRAPHIC DEVICE, AND CORRELATING THE DIFFERENT DETERMINATIONS IN THE VARIATION OF THE FLOW.
Claim 2
Independent Claim
66 words
A METHOD FOR THE CONTINUOUS ANALYSIS OF A FLUID FLOW CONTAINING SUSPECTED COMPONENTS IN UNKNOWN PROPORTIONS COMPRISING THE STEPS OF IMPARTING AN INPUT VARIATION TO AT LEAST A PORTION OF SAID FLOW THROUGH A CHROMATOGRAPHIC DEVICE, DETERMINING THE VARIATION IN SAID FLOW AT FIXED DIFFERENT LENGTHS OF PASSAGE OF SAID FLOW THROUGH SAID CHROMATOGRAPHIC DEVICE, AND CORRELATING THE DIFFERENT DETERMINATIONS IN THE VARIATION OF THE FLOW.
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) | 1969-02-21 | 1969-08-23 | 1970-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-21 | 1973-08-23 | 1974-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-21 | 1977-08-23 | 1978-02-22 | $7700.00 | Window Closed / Lapsed |