Patent US3713156A successfully refreshed from Google Patents.
US3131348A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coulometric titration coulometer
Assignee: Individual
•
Filing: 1960-10-11
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Granted: 1964-04-28
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Expires: 1980-10-11
Abstract
No abstract record available.
Inventors
- 👤 John K Taylor
- 👤 Stanley W Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 02:43
CPC Classifications
G; G01; G01R; G01R22/00; G01R22/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A SYSTEM FOR INTEGRATING AMOSPHEREAL CURRENT COMPRISING: AN ELECTROLYSIS CELL CONTAINING IN COLUTION AN ELECTROLYTE AND A SUBSTANCE CAPABLE OF BEING REVERSIBLY OXIDIZED AND REDUCED BY AN ELECTROLYTIC PROCESS, SAID CELL INCLUDING MEANS FOR MEASURING THE IONIC COMPOSITIN OF SAID SUBSTANCE, MEANS FOR ADJUSTING SAID SUBSTANCE TO A STATE OF EQUILIBRIUM WHEREIN THE SUBSTANCE HAS A PREFERRED IONIC COMPOSITION, MEANS FOR PASSING THE CURRENT TO BE INTEGRATED THROUGH SAID CELL.
Claim 2
Independent Claim
70 words
A SYSTEM FOR INTEGRATING AMOSPHEREAL CURRENT COMPRISING: AN ELECTROLYSIS CELL CONTAINING IN COLUTION AN ELECTROLYTE AND A SUBSTANCE CAPABLE OF BEING REVERSIBLY OXIDIZED AND REDUCED BY AN ELECTROLYTIC PROCESS, SAID CELL INCLUDING MEANS FOR MEASURING THE IONIC COMPOSITIN OF SAID SUBSTANCE, MEANS FOR ADJUSTING SAID SUBSTANCE TO A STATE OF EQUILIBRIUM WHEREIN THE SUBSTANCE HAS A PREFERRED IONIC COMPOSITION, MEANS FOR PASSING THE CURRENT TO BE INTEGRATED THROUGH SAID CELL.
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) | 1967-04-28 | 1967-10-28 | 1968-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-28 | 1971-10-28 | 1972-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-28 | 1975-10-28 | 1976-04-28 | $7700.00 | Window Closed / Lapsed |