US3283193A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ion source having electrodes of catalytic material
Assignee: Ellison Co Inc
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Filing: 1962-05-14
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Granted: 1966-11-01
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Expires: 1982-05-14
Abstract
No abstract record available.
Inventors
- 👤 Clarence H Ellison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:06
CPC Classifications
H; H05; H05H; H05H3/00; H05H3/06; H01; H01J; H01J27/00; H01J27/02; H01J27/04; H01J27/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
IN AN ION SOURCE OF THE TYPE HAVING A CHAMBER, AN ANODE MEMBER WITHIN SAID CHAMBER, A CATHODE MEMBER WITHIN SAID CHAMBER, SAID CATHODE MEMBER HAVING AN INNER SURFACE IN SPACED RELATIONSHIP TO SAID ANODE MEMBER, MEANS FOR ESTABLISHING AN ELECTRICAL DISCHARGE BETWEEN SAID ANODE MEMBER AND SAID CATHODE MEMBER, MEANS FOR EVACUATING SAID CHAMBER, AND MEANS FOR INTRODUCING HYDROGEN GAS INTO SAID CHAMBER, THE COMBINATION WHEREIN SAID ANODE MEMBER IS FORMED FROM A NOBLE METAL SELECTED FROM THE GROUP CONSISTING OF PLATINUM, PALLADIUM AND AN ALLOY CONTAINING PLATINUM OR PALLADIUM,
Claim 2
Dependent Claim
91 words
IN AN ION SOURCE OF THE TYPE HAVING A CHAMBER, AN ANODE MEMBER WITHIN SAID CHAMBER, A CATHODE MEMBER WITHIN SAID CHAMBER, SAID CATHODE MEMBER HAVING AN INNER SURFACE IN SPACED RELATIONSHIP TO SAID ANODE MEMBER, MEANS FOR ESTABLISHING AN ELECTRICAL DISCHARGE BETWEEN SAID ANODE MEMBER AND SAID CATHODE MEMBER, MEANS FOR EVACUATING SAID CHAMBER, AND MEANS FOR INTRODUCING HYDROGEN GAS INTO SAID CHAMBER, THE COMBINATION WHEREIN SAID ANODE MEMBER IS FORMED FROM A NOBLE METAL SELECTED FROM THE GROUP CONSISTING OF PLATINUM, PALLADIUM AND AN ALLOY CONTAINING PLATINUM OR PALLADIUM,
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) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |