US3410780A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrochemical hydrogen meter
Assignee: GA Technologies Inc
•
Filing: 1965-10-22
•
Granted: 1968-11-12
•
Expires: 1985-10-22
Abstract
No abstract record available.
Inventors
- 👤 Robert B Holden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:26
CPC Classifications
G; G01; G01N; G01N27/00; G01N27/26; G01N27/416; G01N27/4162
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
AN ELECTROCHEMCIAL HYDROGEN METER FOR SUBSTANTIALLY CONTINUOUSLY MEASURING THE CONCENTRATION OF HYDROGEN IN HYDROGEN-CONTAINING MATERIAL WHICH COMPRISES AN ELECWHICH CONDUITS ELECTRICITY BY THE MOVEMENT OF HYDRIDE IONS THERETHROUGH A CATHODE IN ELECTRICAL CONTACT WITH ONE SURFACE OF SAID SALINE HYDRIDE ELECTROLYTE, SAID CATHODE COMPRISING AN ELECTRICALLY CONDUCTIVE MATERIAL WHICH IS PERMEABLE WITH RESPECT TO HYDROGEN AND WHICH IS INERT WITH RESPECT TO THE SALINE HYDRIDE ELECTROLYTE WITH WHICH IT IS IN CONTACT, AN ANODE IN ELECTRICAL CONTACT WITH A SECOND SURFACE OF THE SALINE HYDRIDE ELECTROLYTE, SAID ANODE BEING FORMED FROM AN ELECTRICALLY CONDUCTINVE MATERIAL WHICH IS PERMEABLE WITH RESPECT TO HYDROGEN AND WHICH IS INERT WITH RESPECT TO THE SALINE HYDRIDE ELECTROLYTE WITH WHICH IT IS IT CONTACT, AND MEANS FOR MEASURING AN ELECTRIAL POTENTIAL DIFFERENCE ELECTRICALLY CONNECTED TO SAID CATHODE AND TO SAID ANODE.
Claim 2
Dependent Claim
136 words
AN ELECTROCHEMCIAL HYDROGEN METER FOR SUBSTANTIALLY CONTINUOUSLY MEASURING THE CONCENTRATION OF HYDROGEN IN HYDROGEN-CONTAINING MATERIAL WHICH COMPRISES AN ELECWHICH CONDUITS ELECTRICITY BY THE MOVEMENT OF HYDRIDE IONS THERETHROUGH A CATHODE IN ELECTRICAL CONTACT WITH ONE SURFACE OF SAID SALINE HYDRIDE ELECTROLYTE, SAID CATHODE COMPRISING AN ELECTRICALLY CONDUCTIVE MATERIAL WHICH IS PERMEABLE WITH RESPECT TO HYDROGEN AND WHICH IS INERT WITH RESPECT TO THE SALINE HYDRIDE ELECTROLYTE WITH WHICH IT IS IN CONTACT, AN ANODE IN ELECTRICAL CONTACT WITH A SECOND SURFACE OF THE SALINE HYDRIDE ELECTROLYTE, SAID ANODE BEING FORMED FROM AN ELECTRICALLY CONDUCTINVE MATERIAL WHICH IS PERMEABLE WITH RESPECT TO HYDROGEN AND WHICH IS INERT WITH RESPECT TO THE SALINE HYDRIDE ELECTROLYTE WITH WHICH IT IS IT CONTACT, AND MEANS FOR MEASURING AN ELECTRIAL POTENTIAL DIFFERENCE ELECTRICALLY CONNECTED TO SAID CATHODE AND TO SAID ANODE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-12 | 1972-05-13 | 1972-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-12 | 1976-05-13 | 1976-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-12 | 1980-05-13 | 1980-11-12 | $7700.00 | Window Closed / Lapsed |