US3231484A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of sustaining a glow discharge in a high pressure area
Assignee: Elektrophysikalische Anstalt Bernhard Berghaus
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Filing: 1961-12-28
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Granted: 1966-01-25
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Expires: 1981-12-28
Abstract
No abstract record available.
Inventors
- 👤 Berghaus Bernhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 02:51
CPC Classifications
H; H01; H01J; H01J37/00; H01J37/32; H01J37/32009; H01J37/32018; B; B01; B01J; B01J19/00; B01J19/08; B01J19/087; B01J19/088
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A METHOD OF PRODUCING A GLOW DISCHARGE IN A GASEOUS MEDIUM COMPRISING THE STEPS OF: FEEDING SAID GASEOUS MEDIUM THROUGH A TREATMENT ZONE AT A PRESSURE TOO HIGH TO SUSTAIN A GLOW DISCHARGE; ESTABLISHING AN ELECTRIC FIELD ACROSS SAID ZONE; AND TREATING AT LEAST A PORTION OF SAID GASEOUS MEDIUM IN SAID ZONE TO REDUCE THE DENSITY THEREOF AND THEREBY PRODUCE A GLOW DISCHARGE IN SAID PORTION OF REDUCED DENSITY.
Claim 2
Independent Claim
70 words
A METHOD OF PRODUCING A GLOW DISCHARGE IN A GASEOUS MEDIUM COMPRISING THE STEPS OF: FEEDING SAID GASEOUS MEDIUM THROUGH A TREATMENT ZONE AT A PRESSURE TOO HIGH TO SUSTAIN A GLOW DISCHARGE; ESTABLISHING AN ELECTRIC FIELD ACROSS SAID ZONE; AND TREATING AT LEAST A PORTION OF SAID GASEOUS MEDIUM IN SAID ZONE TO REDUCE THE DENSITY THEREOF AND THEREBY PRODUCE A GLOW DISCHARGE IN SAID PORTION OF REDUCED DENSITY.
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) | 1969-01-24 | 1969-07-26 | 1970-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-24 | 1973-07-26 | 1974-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-24 | 1977-07-26 | 1978-01-25 | $7700.00 | Window Closed / Lapsed |