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US2934693A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water analyzer
Assignee: Phillips Petroleum Co
•
Filing: 1957-09-09
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Granted: 1960-04-26
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Expires: 1977-09-09
Abstract
No abstract record available.
Inventors
- 👤 Marvin E Reinecke
- 👤 Edward H Sholl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:20
CPC Classifications
G; G01; G01N; G01N27/00; G01N27/26; G01N27/416; G01N27/42; G01N27/423
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
APPARATUS FOR DETECTING WATER IN FLUID SAMPLES COMPRISING A BLOCK OF HEAT CONDUCTIVE MATERIAL HAVING A FLUID PASSAGE THERETHROUGH, SAID PASSAGE INCLUDING AN EXPANSION CHAMBER, HEATING MEANS IN THERMAL CONTACT WITH SAID BLOCK TO VAPORIZE LIQUID FLOWING INTO SAID EXPANSION CHAMBER, CONDUIT MEANS HAVING SPACED ELECTRODES THERE-
Claim 2
Dependent Claim
47 words
APPARATUS FOR DETECTING WATER IN FLUID SAMPLES COMPRISING A BLOCK OF HEAT CONDUCTIVE MATERIAL HAVING A FLUID PASSAGE THERETHROUGH, SAID PASSAGE INCLUDING AN EXPANSION CHAMBER, HEATING MEANS IN THERMAL CONTACT WITH SAID BLOCK TO VAPORIZE LIQUID FLOWING INTO SAID EXPANSION CHAMBER, CONDUIT MEANS HAVING SPACED ELECTRODES THERE-
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) | 1963-04-26 | 1963-10-26 | 1964-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-26 | 1967-10-26 | 1968-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-26 | 1971-10-26 | 1972-04-26 | $7700.00 | Window Closed / Lapsed |