US3132983A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bonding of thermoplastic materials
Assignee: Dunlop Rubber Co Ltd
•
Filing: 1960-10-24
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Granted: 1964-05-12
•
Expires: 1980-10-24
Abstract
No abstract record available.
Inventors
- 👤 Osborne Alan Paul
- 👤 Broughton Robert Melson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:48
CPC Classifications
C; C08; C08J; C08J5/00; C08J5/12; C08J5/122; B; B29; B29C; B29C65/00; B29C65/02; B29C65/48; B29C65/4895; B29C66/00; B29C66/01; B29C66/02; B29C66/026; B29C66/70; B29C66/71; B29C66/712; B29C66/73; B29C66/737; B29C66/7375; B29C66/73751; B29C66/739; B29C66/7392; B29C66/7394; B29C66/90; B29C66/91; B29C66/914; B29C66/9141; B29C66/91411; B29C66/919; B29C66/9192; B29C66/91921; B29C66/91931; B29C66/91935; C08J7/00; C08J7/02; B01; B01J; B01J21/00; B01J21/02; B01J21/06; B01J21/063
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
PROCESS FOR BONDING A THERMOPLASTIC MATERIAL TO A SOLID VULCANISABLE COMPOSITION COMPRISING AN ELASTOMER COMPATIBLE THEREWITH, WHICH COMPRISES APPLYING A SURFACE OF THE THERMOPLASTIC MATERIAL, WHICH HAS BEEN SUBJECTED TO THE ACTION, AS THE SOLE ADHESION ASSISTANT, OF A SOLVENT THEREFOR AT A TEMPERATURE BELOW THE MELTING POINT OF THE MATERIAL FOR A TIME SUCH THAT, WHEN FREED FROM SOLVENT, THE SURFACE HAS A MATT WHITE APPERANCE, TO THE SURFACE OF THE ELASTOMER COMPOSITION WHILE BOTH SURFACE ARE SUBSTANTIALLY FREE FROM THE SAID SOLVENT AND SUBJECTING THE ASSEMBLY TO PRESSURE AT A TEMPERATURE AT WHICH THE ELASTOMER BECOMES VULCANISED BUT WHICH IS BELOW THE MELTING POINT OF THE THERMOPLASTIC MATERIAL.
Claim 2
Dependent Claim
110 words
PROCESS FOR BONDING A THERMOPLASTIC MATERIAL TO A SOLID VULCANISABLE COMPOSITION COMPRISING AN ELASTOMER COMPATIBLE THEREWITH, WHICH COMPRISES APPLYING A SURFACE OF THE THERMOPLASTIC MATERIAL, WHICH HAS BEEN SUBJECTED TO THE ACTION, AS THE SOLE ADHESION ASSISTANT, OF A SOLVENT THEREFOR AT A TEMPERATURE BELOW THE MELTING POINT OF THE MATERIAL FOR A TIME SUCH THAT, WHEN FREED FROM SOLVENT, THE SURFACE HAS A MATT WHITE APPERANCE, TO THE SURFACE OF THE ELASTOMER COMPOSITION WHILE BOTH SURFACE ARE SUBSTANTIALLY FREE FROM THE SAID SOLVENT AND SUBJECTING THE ASSEMBLY TO PRESSURE AT A TEMPERATURE AT WHICH THE ELASTOMER BECOMES VULCANISED BUT WHICH IS BELOW THE MELTING POINT OF THE THERMOPLASTIC MATERIAL.
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US2536183A
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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) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |