Patent US3019148A successfully refreshed from Google Patents.
US3019148A
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Laminated article and method of making same
Assignee: Bridgestone Firestone Inc
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Filing: 1955-10-26
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Granted: 1962-01-30
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Expires: 1975-10-26
Abstract
No abstract record available.
Inventors
- 👤 Walter R Hausch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:50
CPC Classifications
B; B60; B60C; B60C1/00; C; C08; C08L; C08L75/00; C08L75/04; C08L75/06; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31551; Y10T428/31554; Y10T428/31565; Y10T428/31569; Y10T428/31573; Y10T428/31587; Y10T428/31826
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
A LAMINATE COMPRISING (A) A DIENE RUBBER STOCK CURED AND ADHERED TO (B) A STOCK COMPRISING A BLEND OF (1) A DIISOCYANATE-CHAIN EXTENDED POLYESTER RUBBER WITH (2) AN ISOPRENE RUBBER, SAID STOCK (B) CONTAINING FROM 50% TO 75% OF ISOPRENE RUBBER, BASED ON THE WEIGHT OF POLYESTER RUBBER AND ISOPRENE RUBBER THEREIN, AND BEING CURED BY AN ORGANIC PERIOXIDE CURING AGENT.
Claim 2
Dependent Claim
61 words
A LAMINATE COMPRISING (A) A DIENE RUBBER STOCK CURED AND ADHERED TO (B) A STOCK COMPRISING A BLEND OF (1) A DIISOCYANATE-CHAIN EXTENDED POLYESTER RUBBER WITH (2) AN ISOPRENE RUBBER, SAID STOCK (B) CONTAINING FROM 50% TO 75% OF ISOPRENE RUBBER, BASED ON THE WEIGHT OF POLYESTER RUBBER AND ISOPRENE RUBBER THEREIN, AND BEING CURED BY AN ORGANIC PERIOXIDE CURING AGENT.
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) | 1965-01-29 | 1965-07-31 | 1966-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-29 | 1969-07-31 | 1970-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-29 | 1973-07-31 | 1974-01-30 | $7700.00 | Window Closed / Lapsed |