Patent US3072967A successfully refreshed from Google Patents.
US3072967A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible mold
Assignee: Controls Company of America
•
Filing: 1959-07-28
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Granted: 1963-01-15
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Expires: 1979-07-28
Abstract
No abstract record available.
Inventors
- 👤 William K Mathews
- 👤 Jr Carl C Perkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:03
CPC Classifications
H; H01; H01F; H01F41/00; H01F41/02; H01F41/04; H01F41/12; Y; Y10; Y10S; Y10S425/00; Y10S425/044
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
A MOLD FOR ENCAPSULATING AN ELECTRIC COIL COMPRISING A BASE, A PAIR OF PINS MOUNTED ON THE BASE IN A COAXIAL RELATION, A PAIR OF SPREADERS EACH HAVING AN ARM MOUNTED ON EACH PIN, SAID SPREADERS EACH CARRYING A ROLLER ON AN AXIS PARALLEL TO THE PIN AXIS, AN END MEMBER SECURED TO EACH PIN NORMAL THERETO AND WITHIN THE SPREADERS, MEANS BIASING THE SPREADERS AWAY FROM SAID END MEMBERS AND A FLEXIBLE LINER HAVING ONE END SECURED TO EACH ROLLER AND POSITIONED TO SEAT ON THE PERIPHERY OF THE END MEMBERS TO FORM A POCKET THEREBETWEEN WHEN THE SPREADERS ARE ROLLED AROUND THE PERIPHERY OF THE END MEMBERS, SAID BIASING MEANS INCLUDING MEANS FOR HOLDING SAID SPREADERS AGAINST SAID END MEMBERS.
Claim 2
Dependent Claim
122 words
A MOLD FOR ENCAPSULATING AN ELECTRIC COIL COMPRISING A BASE, A PAIR OF PINS MOUNTED ON THE BASE IN A COAXIAL RELATION, A PAIR OF SPREADERS EACH HAVING AN ARM MOUNTED ON EACH PIN, SAID SPREADERS EACH CARRYING A ROLLER ON AN AXIS PARALLEL TO THE PIN AXIS, AN END MEMBER SECURED TO EACH PIN NORMAL THERETO AND WITHIN THE SPREADERS, MEANS BIASING THE SPREADERS AWAY FROM SAID END MEMBERS AND A FLEXIBLE LINER HAVING ONE END SECURED TO EACH ROLLER AND POSITIONED TO SEAT ON THE PERIPHERY OF THE END MEMBERS TO FORM A POCKET THEREBETWEEN WHEN THE SPREADERS ARE ROLLED AROUND THE PERIPHERY OF THE END MEMBERS, SAID BIASING MEANS INCLUDING MEANS FOR HOLDING SAID SPREADERS AGAINST SAID END MEMBERS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |