US3514731A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic clamp
Assignee: Harris Corp
•
Filing: 1967-11-30
•
Granted: 1970-05-26
•
Expires: 1987-11-30
Abstract
No abstract record available.
Inventors
- 👤 King B Drake
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:56
CPC Classifications
H; H01; H01F; H01F7/00; H01F7/02; H01F7/0231; H01F7/0252; F; F16; F16L; F16L3/00; F16L3/08; Y; Y10; Y10T; Y10T292/00; Y10T292/11
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA707857A
Cited
US2721717A
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US2962318A
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US2844291A
Cited
US2888291A
Cited
US2935353A
Cited
US2950140A
Cited
US3110516A
Cited
US3151902A
Cited
US3235302A
Cited
US3418018A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-25 | 1973-11-24 | 1974-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-25 | 1977-11-24 | 1978-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-25 | 1981-11-24 | 1982-05-26 | $7700.00 | Window Closed / Lapsed |