Patent US2947800A successfully refreshed from Google Patents.
US2947800A
Expired / Lapsed
US
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Insulated electrical raceway fitting
Assignee: ABB Installation Products Inc
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Filing: 1955-10-10
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Granted: 1960-08-02
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Expires: 1975-10-10
Abstract
No abstract record available.
Inventors
- 👤 Carroll A Badeau
- 👤 Walter H Weber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:32
CPC Classifications
H; H02; H02G; H02G3/00; H02G3/02; H02G3/06; H02G3/0616; H02G3/0625; H02G3/0683
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US673656A
Cited
US1857197A
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US2054887A
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US2222438A
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US2268060A
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US2447749A
Cited
US2657251A
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US2628264A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-02 | 1964-02-01 | 1964-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-02 | 1968-02-01 | 1968-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-02 | 1972-02-01 | 1972-08-02 | $7700.00 | Window Closed / Lapsed |