Patent US3264205A successfully refreshed from Google Patents.
US3264205A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Leak structure for electrochemical electrodes
Assignee: Beckman Coulter Inc
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Filing: 1963-07-30
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Granted: 1966-08-02
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Expires: 1983-07-30
Abstract
No abstract record available.
Inventors
- 👤 Lynn B Leonard
- 👤 Watanabe Hideo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:43
CPC Classifications
G; G01; G01N; G01N27/00; G01N27/26; G01N27/28; G01N27/401
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
88 words
IN AN ELECTROCHEMICAL ELECTRODE ASSEMBLY INCLUDING A GLASS SALT BRIDGE TUBE HAVING AN OPENING THEREIN ADJACENT ONE END OF THE TUBE, A LIQUID JUNCTION COMPRISING A FIRST COATING OF POROUS CERAMIC MATERIAL BONDED TO AND COVERING THE EXTERIOR OF SAID ONE END OF THE TUBE AND EXTENDING OVER SAID OPENING; A SECOND COATING OF POROUS CERAMIC MATERIAL BONDED TO THE INTERIOR OF SAID TUBE AND SURROUNDING SAID OPENING;; AND A BRIDGE OF POROUS CERAMIC MATERIAL FILING SAID OPENING AND BEING INTEGRAL WITH SAID FIRST AND SECOND CERAMIC COATINGS.
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) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |