US2462968A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anode
Assignee: Individual
•
Filing: 1945-02-22
•
Granted: 1949-03-01
•
Expires: 1965-02-22
Abstract
No abstract record available.
Inventors
- 👤 Jr George B Hogaboom
- 👤 Nathaniel R Hail
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:23
CPC Classifications
C; C25; C25D; C25D17/00; C25D17/10; C25D17/12
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1297157A
Cited
GB189616057A
Cited
DE279253C
Cited
US1152772A
Cited
US1368011A
Cited
US1484194A
Cited
US1771091A
Cited
US1738515A
Cited
US1856663A
Cited
GB480547A
Cited
US2194138A
Cited
US2319624A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-02-29 | 1952-08-30 | 1953-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-02-29 | 1956-08-30 | 1957-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-02-29 | 1960-08-30 | 1961-03-01 | $7700.00 | Window Closed / Lapsed |