Patent US3348397A successfully refreshed from Google Patents.
US3348397A
Expired / Lapsed
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Magnetic forming apparatus
Assignee: Motors Liquidation Co
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Filing: 1964-10-22
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Granted: 1967-10-24
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Expires: 1984-10-22
Abstract
No abstract record available.
Inventors
- 👤 Jr Richard Weadock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 00:41
CPC Classifications
B; B21; B21D; B21D26/00; B21D26/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
45 words
APPARATUS FOR MAGNETICALLY FORMING A METALLIC WORKPIECE COMPRISING A CONDUCTOR OF PREDETERMINED SHAPE, MEANS ENERGIZING THE CONDUCTOR SO AS TO DEVELOP A CERTAIN MAGNETOMOTIVE FORCE FOR ESTABLISHING A MAGNETIC FIELD, AND LAMINATED FLUX CONCENTRATION AND DISTRIBUTING MEANS INCREASING THE MAGNETIC INTENSITY OF THE FIELD AND
Claim 2
Dependent Claim
45 words
APPARATUS FOR MAGNETICALLY FORMING A METALLIC WORKPIECE COMPRISING A CONDUCTOR OF PREDETERMINED SHAPE, MEANS ENERGIZING THE CONDUCTOR SO AS TO DEVELOP A CERTAIN MAGNETOMOTIVE FORCE FOR ESTABLISHING A MAGNETIC FIELD, AND LAMINATED FLUX CONCENTRATION AND DISTRIBUTING MEANS INCREASING THE MAGNETIC INTENSITY OF THE FIELD AND
References Cited (Backward Citations)
US3126937A
Cited
US3252313A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-23 | 1971-04-24 | 1971-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-23 | 1975-04-24 | 1975-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-23 | 1979-04-24 | 1979-10-24 | $7700.00 | Window Closed / Lapsed |