US3011064A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric gating device
Assignee: US Philips Corp
•
Filing: 1957-03-13
•
Granted: 1961-11-28
•
Expires: 1977-03-13
Abstract
No abstract record available.
Inventors
- 👤 Duinker Simon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:30
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/51; H03K17/80; H03K17/82; H03H; H03H7/00; H03H7/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2862184A
Cited
US2649569A
Cited
US2649574A
Cited
GB705248A
Cited
US2708219A
Cited
GB784129A
Cited
US2802953A
Cited
US2818556A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-27 | 1965-05-29 | 1965-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-27 | 1969-05-29 | 1969-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-27 | 1973-05-29 | 1973-11-28 | $7700.00 | Window Closed / Lapsed |