US2884511A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and device for the automatic control and supervision of the initial period and the performance of electric glow discharge processes
Assignee: Individual
•
Filing: 1956-05-28
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Granted: 1959-04-28
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Expires: 1976-05-28
Abstract
No abstract record available.
Inventors
- 👤 Berghaus Bernhard
- 👤 Bucek Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:15
CPC Classifications
H; H01; H01J; H01J37/00; H01J37/32; H01J37/32917; H01J37/32935; B; B01; B01J; B01J19/00; B01J19/08; B01J19/087; B01J19/088; B04; B04C; B04C5/00; B04C5/02; B04C5/04; B04C5/24; B04C5/28; C; C07; C07C; C07C29/00; C07C29/74; C07C29/76; C07C29/80; C07C29/82; C07C29/86; C22; C22B; C22B4/00; C23; C23C; C23C8/00; C23C8/06; C23C8/36; G; G05; G05D; G05D23/00; G05D23/19; G05D23/1919; H01J37/32009; H01J37/32018; Y; Y10; Y10S; Y10S422/00; Y10S422/907
Claims Analysis
Total Claims: 0
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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) | 1962-04-27 | 1962-10-27 | 1963-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-27 | 1966-10-27 | 1967-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-27 | 1970-10-27 | 1971-04-28 | $7700.00 | Window Closed / Lapsed |