US3278960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adhesive processes
Assignee: United Shoe Machinery Corp
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Filing: 1963-03-26
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Granted: 1966-10-18
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Expires: 1983-03-26
Abstract
No abstract record available.
Inventors
- 👤 John M Nardone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:15
CPC Classifications
A; A43; A43D; A43D25/00; A43D25/18; A43D25/183
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
176 words
THE PROCESS OF PERMANENTLY ATTACHING A SHOE SOLE AND A SHOE BOTTOM WHICH COMPRISES LAYING DOWN MOLTEN SUBSTANTIALLY SOLVENT-FREE THERMOPLASTIC SYNTHETIC POLYMERIC RESIN ADHESIVE AT LEAST 0.015 INCH THICK IN SPACED AREAS ON MARGINAL SOLE ATTACHING SURFACE PORTIONS OF A SOLE, WITH INTERVENING AREAS PROVIDING SPACE BETWEEN SAID MARGINAL SURFACE PORTIONS AND A LEVEL OF 0.010 INCH ABOVE SAID SURFACE PORTIONS AT LEAST ABOUT EQUAL TO THE VOLUME OF ADHESIVE ABOVE THE LEVEL OF 0.010 INCH, THEREAFTER COOLING THE DEPOSITED ADHESIVE TO SOLID CONDITION AT LEAST LIGHTLY ADHERED TO THE SOLE, SUSBSEQUENTLY SUBJECTING SAID ADHESIVE AND SOLE TO RADIANT HEAT TO RESTORE THE ADHESIVE TO MOLTEN CONDITION AND TO PREPARE THE SOLE AREA FOR PERMANENT ADHESIVE ATTACHMENT, HEATING THE BOTTOM PORTION OF THE SHOE TO WHICH THE SOLE IS TO BE ATTACHED, THEN BRINGING THE HEATED SHOE BOTTOM AND SOLE TOGETHER WITH THE MOLTEN ADHESIVE BETWEEN THEM, EXERTING PRESSURE TO FORCE THE ADHESIVE INTO PERMANENT ATTACHING RELATION WITH THE HEATED SURFACES OF BOTH THE SOLE AND SHOE BOTTOM, STRONG UNION OF THE SOLE AND THE SHOE.
Claim 2
Dependent Claim
176 words
THE PROCESS OF PERMANENTLY ATTACHING A SHOE SOLE AND A SHOE BOTTOM WHICH COMPRISES LAYING DOWN MOLTEN SUBSTANTIALLY SOLVENT-FREE THERMOPLASTIC SYNTHETIC POLYMERIC RESIN ADHESIVE AT LEAST 0.015 INCH THICK IN SPACED AREAS ON MARGINAL SOLE ATTACHING SURFACE PORTIONS OF A SOLE, WITH INTERVENING AREAS PROVIDING SPACE BETWEEN SAID MARGINAL SURFACE PORTIONS AND A LEVEL OF 0.010 INCH ABOVE SAID SURFACE PORTIONS AT LEAST ABOUT EQUAL TO THE VOLUME OF ADHESIVE ABOVE THE LEVEL OF 0.010 INCH, THEREAFTER COOLING THE DEPOSITED ADHESIVE TO SOLID CONDITION AT LEAST LIGHTLY ADHERED TO THE SOLE, SUSBSEQUENTLY SUBJECTING SAID ADHESIVE AND SOLE TO RADIANT HEAT TO RESTORE THE ADHESIVE TO MOLTEN CONDITION AND TO PREPARE THE SOLE AREA FOR PERMANENT ADHESIVE ATTACHMENT, HEATING THE BOTTOM PORTION OF THE SHOE TO WHICH THE SOLE IS TO BE ATTACHED, THEN BRINGING THE HEATED SHOE BOTTOM AND SOLE TOGETHER WITH THE MOLTEN ADHESIVE BETWEEN THEM, EXERTING PRESSURE TO FORCE THE ADHESIVE INTO PERMANENT ATTACHING RELATION WITH THE HEATED SURFACES OF BOTH THE SOLE AND SHOE BOTTOM, STRONG UNION OF THE SOLE AND THE SHOE.
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) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |