US3003132A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multi-outlet duplex receptacle system for master switch control
Assignee: HK Porter Co Inc
•
Filing: 1959-01-06
•
Granted: 1961-10-03
•
Expires: 1979-01-06
Abstract
No abstract record available.
Inventors
- 👤 Johnson Robert
- 👤 Thomas E Hoskins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:43
CPC Classifications
H; H01; H01R; H01R25/00; H01R25/16; H01R25/165
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2267080A
Cited
GB559266A
Cited
US2351631A
Cited
US2700752A
Cited
US2743423A
Cited
US2939101A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-02 | 1965-04-03 | 1965-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-02 | 1969-04-03 | 1969-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-02 | 1973-04-03 | 1973-10-03 | $7700.00 | Window Closed / Lapsed |