US3416174A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making footwear having an elastomeric dipped outsole
Assignee: Ripon Knitting Works
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Filing: 1964-08-19
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Granted: 1968-12-17
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Expires: 1984-08-19
Abstract
No abstract record available.
Inventors
- 👤 Ralph J Novitske
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:11
CPC Classifications
A; A43; A43B; A43B13/00; A43B13/28; A43B13/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
199 words
A METHOD OF MANUFACTURING AN ARTICLE OF FOOTWEAR WHICH COMPRISES; FORMING A FOOTWEAR UPPER INCLUDING A FOOTWEAR UPPER SECTION AND A FOOTWEAR INSOLE SECTION HAVING MARGINAL PORTIONS OF SAID FOOTWEAR UPPER SECTION AND SAID FOOTWEAR INSOLE SECTION JOINED TO PROVIDE A PREFORMED FOOTWEAR UPPER ASSEMBLY MOUNTING SAID FOOTWEAR UPPER ASSEMBLY ON A FOOTWEAR SUPPORT MEANS, APPLYING A CONTINUOUS COATING OF A FLOWABLE PLASTISOL MATERIAL WHICH INTIMATELY COATS A LATERAL SURFACE PORTION OF SAID FOOTWEAR UPPER AND THE EXPOSED SURFACE PORTIONS OF SAID INSOLE SECTION SECURING SAID SUPPORT MEANS ON A CONVEYOR MEANS ADAPTED TO ROTATE SAID SUPPORT MEANS ABOUT A HORIZONTAL AXIS TO MAINTAIN EVEN DISTRIBUTION OF SAID COATING AND CONVEY SAID FOOTWEAR UPPER ASSEMBLY THROUGH A HEATING ZONE, EXPOSING SAID COATING TO HEAT WITHIN SAID HEATING ZONE WHILE SAID FOOTWEAR UPPER ASSEMBLY IS ROATED ABOUT SAID HORIZONTAL AXIS AND CONVEYED THROUGH SAID HEATING ZONE TO EFFECT SOLIDIFICATION OF SAID PLASTISOL MATERIAL; THEREBY PROVIDING A ONE PIECE ELASTOMERIC OUTSOLE FOR SAID FOOTWEAR UPPER ASSEMBLY WHICH SECURELY HOLDS SAID FOOTWEAR UPPER AND INSOLE SECTIONS IN ASSEMBLY RELATIONSHIP BY FORMING A DIRECT LOCKING ENGAGEMENT WITH SAID LATERAL SURFACE OF SAID FOOTWEAR UPPER ASSEMBLY AND SAID OUTER SURFACE OF SAID INSOLE SECTION.
Claim 2
Independent Claim
199 words
A METHOD OF MANUFACTURING AN ARTICLE OF FOOTWEAR WHICH COMPRISES; FORMING A FOOTWEAR UPPER INCLUDING A FOOTWEAR UPPER SECTION AND A FOOTWEAR INSOLE SECTION HAVING MARGINAL PORTIONS OF SAID FOOTWEAR UPPER SECTION AND SAID FOOTWEAR INSOLE SECTION JOINED TO PROVIDE A PREFORMED FOOTWEAR UPPER ASSEMBLY MOUNTING SAID FOOTWEAR UPPER ASSEMBLY ON A FOOTWEAR SUPPORT MEANS, APPLYING A CONTINUOUS COATING OF A FLOWABLE PLASTISOL MATERIAL WHICH INTIMATELY COATS A LATERAL SURFACE PORTION OF SAID FOOTWEAR UPPER AND THE EXPOSED SURFACE PORTIONS OF SAID INSOLE SECTION SECURING SAID SUPPORT MEANS ON A CONVEYOR MEANS ADAPTED TO ROTATE SAID SUPPORT MEANS ABOUT A HORIZONTAL AXIS TO MAINTAIN EVEN DISTRIBUTION OF SAID COATING AND CONVEY SAID FOOTWEAR UPPER ASSEMBLY THROUGH A HEATING ZONE, EXPOSING SAID COATING TO HEAT WITHIN SAID HEATING ZONE WHILE SAID FOOTWEAR UPPER ASSEMBLY IS ROATED ABOUT SAID HORIZONTAL AXIS AND CONVEYED THROUGH SAID HEATING ZONE TO EFFECT SOLIDIFICATION OF SAID PLASTISOL MATERIAL; THEREBY PROVIDING A ONE PIECE ELASTOMERIC OUTSOLE FOR SAID FOOTWEAR UPPER ASSEMBLY WHICH SECURELY HOLDS SAID FOOTWEAR UPPER AND INSOLE SECTIONS IN ASSEMBLY RELATIONSHIP BY FORMING A DIRECT LOCKING ENGAGEMENT WITH SAID LATERAL SURFACE OF SAID FOOTWEAR UPPER ASSEMBLY AND SAID OUTER SURFACE OF SAID INSOLE SECTION.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-17 | 1972-06-17 | 1972-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-17 | 1976-06-17 | 1976-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-17 | 1980-06-17 | 1980-12-17 | $7700.00 | Window Closed / Lapsed |