US3035292A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of forming and stiffening shoe parts by means of a polymerizable and thermoplastic resin
Assignee: Beckwith Arden Inc
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Filing: 1958-10-16
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Granted: 1962-05-22
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Expires: 1978-10-16
Abstract
No abstract record available.
Inventors
- 👤 Walter H Heaton
- 👤 Gaquin John Harold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:44
CPC Classifications
A; A43; A43B; A43B23/00; A43B23/08; A43B23/16; B; B29; B29D; B29D28/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
THE PROCESS OF FORMING THE COUNTER PORTION OF A SHOE COMPRISING THE STEPS OF COATING THE INNER SURFACE OF THE REAR END OF THE UPPER WITH A PARTIALLY POLYMERIZED UREA RESIN, CONTACTING A LIMITED AREA OF THE COATED SURFACE WITH A CATALYST AND PLACING THE UPPER ON A LAST WHILE THE CATALYST ACTS TO POLYMERIZE THE RESIN AND CONVERT THE CONTACTED AREA
Claim 2
Dependent Claim
62 words
THE PROCESS OF FORMING THE COUNTER PORTION OF A SHOE COMPRISING THE STEPS OF COATING THE INNER SURFACE OF THE REAR END OF THE UPPER WITH A PARTIALLY POLYMERIZED UREA RESIN, CONTACTING A LIMITED AREA OF THE COATED SURFACE WITH A CATALYST AND PLACING THE UPPER ON A LAST WHILE THE CATALYST ACTS TO POLYMERIZE THE RESIN AND CONVERT THE CONTACTED AREA
References Cited (Backward Citations)
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Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-21 | 1965-11-20 | 1966-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-21 | 1969-11-20 | 1970-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-21 | 1973-11-20 | 1974-05-22 | $7700.00 | Window Closed / Lapsed |