US3066244A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Switchboard-type of cabinet for electrical control apparatus
Assignee: Cutler Hammer Inc
•
Filing: 1959-02-20
•
Granted: 1962-11-27
•
Expires: 1979-02-20
Abstract
No abstract record available.
Inventors
- 👤 John L Defandorf
- 👤 Russell R Hackbarth
- 👤 Anthony A Kraus
- 👤 Victor S Sywulka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:23
CPC Classifications
H; H02; H02B; H02B1/00; H02B1/26; H02B1/30; H02B1/32; H02B1/34; H02B1/36; H02B1/20; H02B1/21
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US356153A
Cited
US1711397A
Cited
US2359247A
Cited
US2444648A
Cited
US2438371A
Cited
US2542853A
Cited
US2647244A
Cited
US2752580A
Cited
US2862995A
Cited
US2881242A
Cited
US2879492A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-26 | 1966-05-28 | 1966-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-26 | 1970-05-28 | 1970-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-26 | 1974-05-28 | 1974-11-27 | $7700.00 | Window Closed / Lapsed |