US3334516A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous fluid purity monitor
Assignee: EMD Millipore Corp
•
Filing: 1964-03-16
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Granted: 1967-08-08
•
Expires: 1984-03-16
Abstract
No abstract record available.
Inventors
- 👤 Nicholas J Cedrone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:14
CPC Classifications
G; G01; G01N; G01N15/00; G01N15/02; G01N15/0255
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
A SYSTEM FOR CONTINUOUSLY TESTING THE CONTAMINATION OF A FLUID STREAM BY SOLID PARTICLES COMPRISING MEANS FOR CONTINUOUSLY CONCENTRATING THE MAJOR PORTION OF THE PARTICLES INTO A MINOR FRACTION OF THE FLUID STREAM TO THEREBY SUBSTANTIALLY INCREASE THE CONTAMINATION OF THE MINOR FRACTION, MEANS TO SEPARATE THE MINOR, CONTAMINATED FRACTION FROM THE MAJOR FRACTION OF THE FLUID STREAM, MEANS TO VARY THE RELATIVE PROPORTIONS OF THE MINOR AND MAJOR FRACTIONS, MEANS TO CONTINUOUSLY DETERMINE THE CONTAMINATION OF ONLY THE MINOR FRACTION, AND MEANS TO RECOMBINE THE MAJOR AND MINOR FRACTIONS OF THE FLUID STREAM.
Claim 2
Independent Claim
94 words
A SYSTEM FOR CONTINUOUSLY TESTING THE CONTAMINATION OF A FLUID STREAM BY SOLID PARTICLES COMPRISING MEANS FOR CONTINUOUSLY CONCENTRATING THE MAJOR PORTION OF THE PARTICLES INTO A MINOR FRACTION OF THE FLUID STREAM TO THEREBY SUBSTANTIALLY INCREASE THE CONTAMINATION OF THE MINOR FRACTION, MEANS TO SEPARATE THE MINOR, CONTAMINATED FRACTION FROM THE MAJOR FRACTION OF THE FLUID STREAM, MEANS TO VARY THE RELATIVE PROPORTIONS OF THE MINOR AND MAJOR FRACTIONS, MEANS TO CONTINUOUSLY DETERMINE THE CONTAMINATION OF ONLY THE MINOR FRACTION, AND MEANS TO RECOMBINE THE MAJOR AND MINOR FRACTIONS OF THE FLUID STREAM.
References Cited (Backward Citations)
US1601383A
Cited
US2225798A
Cited
US2906404A
Cited
US2997874A
Cited
US3215272A
Cited
US3167949A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-07 | 1971-02-06 | 1971-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-07 | 1975-02-06 | 1975-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-07 | 1979-02-06 | 1979-08-08 | $7700.00 | Window Closed / Lapsed |