US3149253A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrode structure from magnetohydrodynamic device
Assignee: General Electric Co
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Filing: 1962-01-03
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Granted: 1964-09-15
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Expires: 1982-01-03
Abstract
No abstract record available.
Inventors
- 👤 Emmeth A Luebke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:50
CPC Classifications
H; H02; H02K; H02K44/00; H02K44/08; H02K44/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
28 words
AN ELECTRODE FOR A MAGNETOHYDRODYNAMIC DEVICE WHICH COMPRISES A BONDED MASS OF REFRACTORY THERMIONIC EMITTING PARTICLAE HAVING A CONDUCTING NETWORK OF REFRACTORY METAL FILAMENTS DISPERSED THROUGHOUT THE MASS.
Claim 2
Dependent Claim
28 words
AN ELECTRODE FOR A MAGNETOHYDRODYNAMIC DEVICE WHICH COMPRISES A BONDED MASS OF REFRACTORY THERMIONIC EMITTING PARTICLAE HAVING A CONDUCTING NETWORK OF REFRACTORY METAL FILAMENTS DISPERSED THROUGHOUT THE MASS.
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) | 1967-09-15 | 1968-03-16 | 1968-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-15 | 1972-03-16 | 1972-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-15 | 1976-03-16 | 1976-09-15 | $7700.00 | Window Closed / Lapsed |