Patent US2436102A successfully refreshed from Google Patents.
US2436102A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circuit controller
Assignee: Cutler Hammer Inc
•
Filing: 1944-06-26
•
Granted: 1948-02-17
•
Expires: 1964-06-26
Abstract
No abstract record available.
Inventors
- 👤 Louis R Douglas
- 👤 Edwin W Seeger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:49
CPC Classifications
H; H01; H01C; H01C10/00; H01C10/06; H01C10/08
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE618632C
Cited
US673239A
Cited
US795861A
Cited
US838315A
Cited
US1121544A
Cited
US1048548A
Cited
US1092880A
Cited
US1356099A
Cited
US1411586A
Cited
US1655663A
Cited
US1828272A
Cited
US1938427A
Cited
US2073326A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-02-16 | 1951-08-18 | 1952-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-02-16 | 1955-08-18 | 1956-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-02-16 | 1959-08-18 | 1960-02-17 | $7700.00 | Window Closed / Lapsed |