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US3093500A
Expired / Lapsed
US
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Creep reduction in asphaltic paving
Assignee: American Gilsonite Co
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Filing: 1959-06-22
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Granted: 1963-06-11
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Expires: 1979-06-22
Abstract
No abstract record available.
Inventors
- 👤 George M Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:21
CPC Classifications
C; C08; C08L; C08L95/00; E; E01; E01C; E01C7/00; E01C7/08; E01C7/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
A PAVING CEMENT FOR USE AS A BINDER FOR MINERAL AGGREGATES TO FORM A HOT LAID PAVEMENT HAVING HIGH CREEP RESISTANCE, WHICH CONSISTS ESSENTIALLY OF FROM ABOUT 3% TO ABOUT 7% BY WEIGHT OF GILSONITE ADMIXED WITH AN ASPHALT HAVING A PENETRATION OF ABOUT 60 TO ABOUT 300.
Claim 2
Dependent Claim
48 words
A PAVING CEMENT FOR USE AS A BINDER FOR MINERAL AGGREGATES TO FORM A HOT LAID PAVEMENT HAVING HIGH CREEP RESISTANCE, WHICH CONSISTS ESSENTIALLY OF FROM ABOUT 3% TO ABOUT 7% BY WEIGHT OF GILSONITE ADMIXED WITH AN ASPHALT HAVING A PENETRATION OF ABOUT 60 TO ABOUT 300.
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) | 1966-06-10 | 1966-12-10 | 1967-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-10 | 1970-12-10 | 1971-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-10 | 1974-12-10 | 1975-06-11 | $7700.00 | Window Closed / Lapsed |