Patent US3316573A successfully refreshed from Google Patents.
US3316573A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shoe manufacture
Assignee: United Shoe Machinery Corp
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Filing: 1964-01-20
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Granted: 1967-05-02
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Expires: 1984-01-20
Abstract
No abstract record available.
Inventors
- 👤 Adolph M Chaplick
- 👤 Rossitto Conrad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:35
CPC Classifications
A; A43; A43D; A43D11/00; B; B29; B29C; B29C70/00; B29C70/04; B29C70/06; B29C70/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
A METHOD FOR PROVIDING A SHOE COMPONENT IN PERMANENTLY STIFFENED THREE DIMENSIONAL CONFIGURATION WHICH COMPRISES THE STEPS OF APPLYING A COATING OF VISCOUS MOLTEN THERMOPLASTIC SYNTHETIC POLYMERIC MATERIAL TO THE SURFACE OF THE AREA OF SAID SHOE COMPONENT TO BE STIFFENED, SAID THERMOPLASTIC SYNTHETIC POLYMERIC MATERIAL HAVING A SOFTENING POINT OF FROM 200*F. TO 400*F. AND A STIFFNESS WHEN COOLED AND SOLIDIFIED TO PROVIDE THROUGH ITS STRENGTH AND STIFFNESS AS A LAYER OF THE BELOW DEFINED THICKNESS THE ADDED STIFFENING NEEDED TO HOLD SAID SHOE COMPONENT IN SAID THREE DIMENSIONAL CONFUGURATION, AND BEING APPLIED AT A TEMPERATURE AT WHICH SAID MOLTEN THERMOPLASTIC SYNTHETIC POLYMERIC MATERIAL HAS A VISCOSITY LOW ENOUGH TO WET AND ADHERE TO SAID SURFACE BUT SUFFICIENTLY HIGH THAT IT WILL SUBSTANTIALLY NOT PENETRATE THE SHOE COMPONENT TO BE STIFFENED, COOLING THE SAID MA-
Claim 2
Independent Claim
136 words
A METHOD FOR PROVIDING A SHOE COMPONENT IN PERMANENTLY STIFFENED THREE DIMENSIONAL CONFIGURATION WHICH COMPRISES THE STEPS OF APPLYING A COATING OF VISCOUS MOLTEN THERMOPLASTIC SYNTHETIC POLYMERIC MATERIAL TO THE SURFACE OF THE AREA OF SAID SHOE COMPONENT TO BE STIFFENED, SAID THERMOPLASTIC SYNTHETIC POLYMERIC MATERIAL HAVING A SOFTENING POINT OF FROM 200*F. TO 400*F. AND A STIFFNESS WHEN COOLED AND SOLIDIFIED TO PROVIDE THROUGH ITS STRENGTH AND STIFFNESS AS A LAYER OF THE BELOW DEFINED THICKNESS THE ADDED STIFFENING NEEDED TO HOLD SAID SHOE COMPONENT IN SAID THREE DIMENSIONAL CONFUGURATION, AND BEING APPLIED AT A TEMPERATURE AT WHICH SAID MOLTEN THERMOPLASTIC SYNTHETIC POLYMERIC MATERIAL HAS A VISCOSITY LOW ENOUGH TO WET AND ADHERE TO SAID SURFACE BUT SUFFICIENTLY HIGH THAT IT WILL SUBSTANTIALLY NOT PENETRATE THE SHOE COMPONENT TO BE STIFFENED, COOLING THE SAID MA-
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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) | 1970-05-01 | 1970-10-31 | 1971-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-01 | 1974-10-31 | 1975-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-01 | 1978-10-31 | 1979-05-02 | $7700.00 | Window Closed / Lapsed |