US2817032A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gaseous-discharge method and system
Assignee: Individual
•
Filing: 1954-03-05
•
Granted: 1957-12-17
•
Expires: 1974-03-05
Abstract
No abstract record available.
Inventors
- 👤 Dwight W Batteau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:53
CPC Classifications
H; H03; H03C; H03C7/00; H03C7/02; H01; H01J; H01J25/00; H01J49/00; H01J49/02; H01J49/10; H01J49/105; H01J65/00; H01J65/04; H01J65/042; Y; Y10; Y10S; Y10S164/00; Y10S164/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2206558A
Cited
US2582216A
Cited
US2642535A
Cited
US2633539A
Cited
US2686880A
Cited
US2774008A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-12-16 | 1961-06-17 | 1961-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-16 | 1965-06-17 | 1965-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-16 | 1969-06-17 | 1969-12-17 | $7700.00 | Window Closed / Lapsed |