US3382434A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrode system employing separate current and potential electrodes
Assignee: Calspan Corp
•
Filing: 1964-08-10
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Granted: 1968-05-07
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Expires: 1984-08-10
Abstract
No abstract record available.
Inventors
- 👤 Jr Robert J Gibson
- 👤 Robert M Goodman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:41
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/05; A61N; A61N1/00; A61N1/02; A61N1/04; A61B2562/00; A61B2562/02; A61B2562/0209; A61B2562/0215; A61B2562/0217
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2733201A
Cited
US2370609A
Cited
US2599413A
Cited
US3008416A
Cited
US2931977A
Cited
US2942176A
Cited
FR1204963A
Cited
US3302101A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-07 | 1971-11-06 | 1972-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-07 | 1975-11-06 | 1976-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-07 | 1979-11-06 | 1980-05-07 | $7700.00 | Window Closed / Lapsed |