US2602867A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Relay with sequentially operated switches
Assignee: Stromberg Carlson Corp
•
Filing: 1946-02-15
•
Granted: 1952-07-08
•
Expires: 1966-02-15
Abstract
No abstract record available.
Inventors
- 👤 Andrew W Vincent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:49
CPC Classifications
H; H01; H01H; H01H51/00; H01H51/02; H01H51/04; H01H51/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US784052A
Cited
US990032A
Cited
US943281A
Cited
AT52701B
Cited
US1177768A
Cited
AT113868B
Cited
US1880676A
Cited
US1947641A
Cited
US2077091A
Cited
US1997655A
Cited
US2282687A
Cited
US2254720A
Cited
US2279811A
Cited
US2312408A
Cited
US2327549A
Cited
US2410136A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-08 | 1956-01-07 | 1956-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-08 | 1960-01-07 | 1960-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-08 | 1964-01-07 | 1964-07-08 | $7700.00 | Window Closed / Lapsed |