Patent US2711985A successfully refreshed from Google Patents.
US2711985A
Expired / Lapsed
US
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Process for bonding polyethylene to butyl rubber
Assignee: Uniroyal Inc
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Filing: 1952-10-03
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Granted: 1955-06-28
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Expires: 1972-10-03
Abstract
No abstract record available.
Inventors
- 👤 Mark W Olson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:10
CPC Classifications
C; C08; C08J; C08J5/00; C08J5/12; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/31909; Y10T428/31913; Y10T428/31917
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A METHOD OF BONDING AN ARTICLE MADE OF SYNTHETIC RUBBERY COPOLYMER OF AN ISOOLEFIN HAVING FROM 4 TO 8 CARBON ATOMS WITH FROM 0.5 TO 10% OF AN ALIPHATIC CONJUGATED DIOLEFIN HYDROCARBON HAVING FROM 4 TO 6 CARBON ATOMS, PER MOLECULE TO A POLYETHYLENE ARTICLE COMPRISING IN COMBINATION THE STEPS OF INCORPORATING POLYETHYLENE IN THE SURFACE OF THE SAID SYNTHETIC RUBBERY COPOLYMER ARTICLE TO BE JOINED TO THE POLYETHYLENE ARRTICLE WHILE THE SAID RUBBER IS IN AN UNCURABLE STATE, AND THEREAFTER CURING THE SAID SYNTHETIC RUBBERY COPOLYMER ARTICLE AND HOLDING THE POLYETHYLENE ARTICLE IN CONTACT WITH THE SAID TREATED SUR-
Claim 2
Independent Claim
100 words
A METHOD OF BONDING AN ARTICLE MADE OF SYNTHETIC RUBBERY COPOLYMER OF AN ISOOLEFIN HAVING FROM 4 TO 8 CARBON ATOMS WITH FROM 0.5 TO 10% OF AN ALIPHATIC CONJUGATED DIOLEFIN HYDROCARBON HAVING FROM 4 TO 6 CARBON ATOMS, PER MOLECULE TO A POLYETHYLENE ARTICLE COMPRISING IN COMBINATION THE STEPS OF INCORPORATING POLYETHYLENE IN THE SURFACE OF THE SAID SYNTHETIC RUBBERY COPOLYMER ARTICLE TO BE JOINED TO THE POLYETHYLENE ARRTICLE WHILE THE SAID RUBBER IS IN AN UNCURABLE STATE, AND THEREAFTER CURING THE SAID SYNTHETIC RUBBERY COPOLYMER ARTICLE AND HOLDING THE POLYETHYLENE ARTICLE IN CONTACT WITH THE SAID TREATED SUR-
References Cited (Backward Citations)
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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) | 1958-06-27 | 1958-12-27 | 1959-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-06-27 | 1962-12-27 | 1963-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-06-27 | 1966-12-27 | 1967-06-28 | $7700.00 | Window Closed / Lapsed |