US3337441A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phosphoric acid-glycerine electrolyte for hygroscopic cell
Assignee: United Kingdom Atomic Energy Authority
•
Filing: 1964-08-07
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Granted: 1967-08-22
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Expires: 1984-08-07
Abstract
No abstract record available.
Inventors
- 👤 Goldsmith Philip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:56
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
AN ELECTROLYTIC CELL FOR THE MEASUREMENT OF THE WATER VAPOUR CONTENT OF A GAS COMPRISES A PAIR OF ELECTRODES SPACED APART ON A SUPPORT MEMBER AND A HYGROSCOPIC ELECTROLYTIC FILM EXTENDING OVER THE ELECTRODES AND SUPPORT MEMBER, SAID FILM COMPRISING A MIXTURE OF PHOSPHORIC ACID AND GLYCERINE.
Claim 2
Dependent Claim
47 words
AN ELECTROLYTIC CELL FOR THE MEASUREMENT OF THE WATER VAPOUR CONTENT OF A GAS COMPRISES A PAIR OF ELECTRODES SPACED APART ON A SUPPORT MEMBER AND A HYGROSCOPIC ELECTROLYTIC FILM EXTENDING OVER THE ELECTRODES AND SUPPORT MEMBER, SAID FILM COMPRISING A MIXTURE OF PHOSPHORIC ACID AND GLYCERINE.
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) | 1970-08-21 | 1971-02-20 | 1971-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-21 | 1975-02-20 | 1975-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-21 | 1979-02-20 | 1979-08-22 | $7700.00 | Window Closed / Lapsed |