Patent US1924156A successfully refreshed from Google Patents.
US3018812A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adhering vinylpyridine-butadiene rubbers to other rubbers
Assignee: Uniroyal Inc
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Filing: 1958-08-25
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Granted: 1962-01-30
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Expires: 1978-08-25
Abstract
No abstract record available.
Inventors
- 👤 Henry E Haxo
- 👤 Bernard C Barton
- 👤 Irwin J Schaffner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:25
CPC Classifications
B; B60; B60C; B60C1/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31826; Y10T428/31833; Y10T428/31855
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
54 words
A PNEUMATIC TIRE HAVING AN ENHANCED ADHESIVE BOND BETWEEN A HIGHLY ABRASION-RESISTANT TREAD STOCK AND A HIGHLY UNSATURATED HYDROCARBON RUBBER CARCASS MATERIAL WHEREIN SAID TREAD STOCK COMPRISES A VINYLPYRIDINE-BUTADIENE RUBBER; THAT SURFACE OF SAID CARCASS MATERIAL WHICH IS TO BE BONDED TO SAID TREAD STOCK BEING SUFFUSED, BEFORE CURING, WITH AN ANILINE-ALDEHYDE CONDENSATION PRODUCT
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) | 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 |