Patent US1662659A successfully refreshed from Google Patents.
Patent US3514872A successfully refreshed from Google Patents.
US3514872A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Devices for building circuit arrangements
Assignee: A M LOCK AND CO Ltd
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Filing: 1967-08-11
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Granted: 1970-06-02
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Expires: 1987-08-11
Abstract
No abstract record available.
Inventors
- 👤 James Bradley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:57
CPC Classifications
G; G09; G09B; G09B23/00; G09B23/06; G09B23/18; G09B23/183; G09B23/185
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA552966A
Cited
GB200993A
Cited
US1684161A
Cited
FR1012846A
Cited
US2722777A
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US2788470A
Cited
US2796683A
Cited
US3001106A
Cited
US2983892A
Cited
US3175304A
Cited
US3386010A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-01 | 1973-12-01 | 1974-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-01 | 1977-12-01 | 1978-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-01 | 1981-12-01 | 1982-06-02 | $7700.00 | Window Closed / Lapsed |