US2603765A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric discharge device
Assignee: International Standard Electric Corp
•
Filing: 1948-05-11
•
Granted: 1952-07-15
•
Expires: 1968-05-11
Abstract
No abstract record available.
Inventors
- 👤 Reeves Alec Harley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:32
CPC Classifications
H; H01; H01J; H01J17/00; H01J17/38; H01J17/48; H01J2893/00; H01J2893/007
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2039637A
Cited
US2096865A
Cited
US2204375A
Cited
US2301670A
Cited
US2315456A
Cited
US2404920A
Cited
US2303016A
Cited
US2398150A
Cited
US2427533A
Cited
US2429451A
Cited
US2443407A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-15 | 1956-01-14 | 1956-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-15 | 1960-01-14 | 1960-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-15 | 1964-01-14 | 1964-07-15 | $7700.00 | Window Closed / Lapsed |