Patent US2765426A successfully refreshed from Google Patents.
US2765426A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cold cathode gas tube counting chain
Assignee: Automatic Electric Laboratories Inc
•
Filing: 1953-02-04
•
Granted: 1956-10-02
•
Expires: 1973-02-04
Abstract
No abstract record available.
Inventors
- 👤 Alfred H Faulkner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:27
CPC Classifications
H; H03; H03K; H03K23/00; H03K23/82
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2562591A
Cited
US2626751A
Cited
US2577075A
Cited
US2630969A
Cited
US2620440A
Cited
US2583102A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-02 | 1960-04-02 | 1960-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-02 | 1964-04-02 | 1964-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-02 | 1968-04-02 | 1968-10-02 | $7700.00 | Window Closed / Lapsed |