US2669649A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety housing for electrical apparatus
Assignee: Bryant Electric Co
•
Filing: 1949-05-07
•
Granted: 1954-02-16
•
Expires: 1969-05-07
Abstract
No abstract record available.
Inventors
- 👤 Benjamin C Webster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:24
CPC Classifications
F; F21; F21V; F21V25/00; F21V25/02; F21V25/04; F21V23/00; F21V23/04; H; H05; H05B; H05B41/00; H05B41/14; H05B41/46; F21Y; F21Y2103/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US978841A
Cited
GB244851A
Cited
US1629089A
Cited
US1731417A
Cited
US1675837A
Cited
GB333551A
Cited
GB393721A
Cited
US2042680A
Cited
US2127473A
Cited
US2313983A
Cited
US2406104A
Cited
US2401555A
Cited
GB597173A
Cited
US2434576A
Cited
US2430336A
Cited
US2449820A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-15 | 1957-08-17 | 1958-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-15 | 1961-08-17 | 1962-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-15 | 1965-08-17 | 1966-02-16 | $7700.00 | Window Closed / Lapsed |