US2738475A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wall plug protector
Assignee: Individual
•
Filing: 1953-07-22
•
Granted: 1956-03-13
•
Expires: 1973-07-22
Abstract
No abstract record available.
Inventors
- 👤 Beach William Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:41
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/44; H01R13/447
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1610479A
Cited
US2038075A
Cited
US2157957A
Cited
US2415602A
Cited
US2510745A
Cited
US2462756A
Cited
US2487900A
Cited
US2526606A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-03-13 | 1959-09-12 | 1960-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-13 | 1963-09-12 | 1964-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-13 | 1967-09-12 | 1968-03-13 | $7700.00 | Window Closed / Lapsed |