US3175249A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Injection molding apparatus
Assignee: Joseph F Corcoran Shoe Co Inc
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Filing: 1963-05-24
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Granted: 1965-03-30
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Expires: 1983-05-24
Abstract
No abstract record available.
Inventors
- 👤 Ferreira Joseph John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:49
CPC Classifications
B; B29; B29D; B29D35/00; B29D35/06; B29D35/061; B29C; B29C45/00; B29C45/14; B29C2045/1486; B29C2045/14967; B29C2045/14975
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
APPARATUS FOR INCORPORATING IN A SHOE BOTTOM BY INJECTION MOLDING A PREFORMED LEATHER SOLE PIECE, COMPRISING A STATIONARY MOLD MEMBER HAVING AN UPRIGHT FACE FOR ENGAGING A PERFORATED SOLE PIECE AND A NOZZLE PROJECTING OUTWARDLY FROM SAID FACE IN POSITION TO PENETRATE AND HOLD THE SOLE PIECE IN SUBSTANTIALLY VERTICAL POSITION UPON THE UPRIGHT FACE OF THE MOLD MEMBER, CONNECTIONS FOR SUPPLYING A VISCOUS VINYL COMPOUND TO SAID NOZZLE FOR DISCHARGE THROUGH THE SOLE PIECE, AND A COOPERATING CARRIER MEMBER HAVING PROVISION FOR HOLDING A LASTED SHOE AND BEING MOVABLE TO LOCATE THE BOTTOM OF THE SHOE OPPOSITE TO AND SPACED FROM THE UPRIGHT FACE OF THE STATIONARY MOLD MEMBER AND THE SOLE PIECE SUPPORTED THEREON BY SAID NOZZLE.
Claim 2
Dependent Claim
119 words
APPARATUS FOR INCORPORATING IN A SHOE BOTTOM BY INJECTION MOLDING A PREFORMED LEATHER SOLE PIECE, COMPRISING A STATIONARY MOLD MEMBER HAVING AN UPRIGHT FACE FOR ENGAGING A PERFORATED SOLE PIECE AND A NOZZLE PROJECTING OUTWARDLY FROM SAID FACE IN POSITION TO PENETRATE AND HOLD THE SOLE PIECE IN SUBSTANTIALLY VERTICAL POSITION UPON THE UPRIGHT FACE OF THE MOLD MEMBER, CONNECTIONS FOR SUPPLYING A VISCOUS VINYL COMPOUND TO SAID NOZZLE FOR DISCHARGE THROUGH THE SOLE PIECE, AND A COOPERATING CARRIER MEMBER HAVING PROVISION FOR HOLDING A LASTED SHOE AND BEING MOVABLE TO LOCATE THE BOTTOM OF THE SHOE OPPOSITE TO AND SPACED FROM THE UPRIGHT FACE OF THE STATIONARY MOLD MEMBER AND THE SOLE PIECE SUPPORTED THEREON BY SAID NOZZLE.
References Cited (Backward Citations)
US2956309A
Cited
US3006032A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |