US2698916A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control system and receiver therefor
Assignee: McGraw Electric Co
•
Filing: 1949-11-04
•
Granted: 1955-01-04
•
Expires: 1969-11-04
Abstract
No abstract record available.
Inventors
- 👤 William G Coe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 02:00
CPC Classifications
H; H02; H02J; H02J13/00; H02J13/13; H02J13/1311; H02J13/1313; Y; Y02; Y02E; Y02E60/00; Y04; Y04S; Y04S40/00; Y04S40/12; Y04S40/121; Y10; Y10T; Y10T74/00; Y10T74/11; Y10T74/114
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE359733C
Cited
US1483433A
Cited
US1575010A
Cited
US1941377A
Cited
US1949590A
Cited
US2180948A
Cited
US2103907A
Cited
US2231174A
Cited
US2325860A
Cited
US2443452A
Cited
US2500956A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-03 | 1958-07-05 | 1959-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-03 | 1962-07-05 | 1963-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-03 | 1966-07-05 | 1967-01-04 | $7700.00 | Window Closed / Lapsed |