US2444268A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hole closure nockout plug
Assignee: ABB Installation Products Inc
•
Filing: 1945-11-30
•
Granted: 1948-06-29
•
Expires: 1965-11-30
Abstract
No abstract record available.
Inventors
- 👤 Peters Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:45
CPC Classifications
H; H02; H02G; H02G3/00; H02G3/02; H02G3/08; H02G3/081; H02G3/083
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1491325A
Cited
US1850165A
Cited
US1980831A
Cited
US2240187A
Cited
US2370446A
Cited
US2324155A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-06-29 | 1951-12-29 | 1952-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-06-29 | 1955-12-29 | 1956-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-06-29 | 1959-12-29 | 1960-06-29 | $7700.00 | Window Closed / Lapsed |