Patent US3533050A successfully refreshed from Google Patents.
US3533050A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical socket
Assignee: United Carr Inc
•
Filing: 1967-09-26
•
Granted: 1970-10-06
•
Expires: 1987-09-26
Abstract
No abstract record available.
Inventors
- 👤 Clarence Willans Heath
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:14
CPC Classifications
H; H01; H01R; H01R33/00; H01R33/05; H01R33/06; H01R33/09
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2694798A
Cited
US2725546A
Cited
GB805840A
Cited
GB903585A
Cited
GB967630A
Cited
US3114508A
Cited
US3283286A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-05 | 1974-04-06 | 1974-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-05 | 1978-04-06 | 1978-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-05 | 1982-04-06 | 1982-10-06 | $7700.00 | Window Closed / Lapsed |