Patent US2709420A successfully refreshed from Google Patents.
US2909440A
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Plastic paving composition
Assignee: ALEXANDER BREST
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Filing: 1957-09-19
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Granted: 1959-10-20
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Expires: 1977-09-19
Abstract
No abstract record available.
Inventors
- 👤 Charles E Cobb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 07:33
CPC Classifications
C; C08; C08L; C08L95/00; C08L95/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
A PLASTIC COMPOSITION FOR USE AS A PAVING MATERIAL WHICH CONSISTS ESSENTIALLY OF THE REACTION PRODUCT OF A MIXTURE OF THE FOLLOWING INGERDIENTS IN THE SPECIFIED PERCENTAGES BY WEIGHT, COARSE AND FINE AGGREGATES 72% TO 87%, BITUMEN 4% TO 8.5%, AQUEOUS MAGNESIUM CHLORIDE SOLUTION, 18* TO 38* BAUME, 7% TO 15%, AND CALCINED MAGNESTIE 2% TO 15%.
Claim 2
Dependent Claim
57 words
A PLASTIC COMPOSITION FOR USE AS A PAVING MATERIAL WHICH CONSISTS ESSENTIALLY OF THE REACTION PRODUCT OF A MIXTURE OF THE FOLLOWING INGERDIENTS IN THE SPECIFIED PERCENTAGES BY WEIGHT, COARSE AND FINE AGGREGATES 72% TO 87%, BITUMEN 4% TO 8.5%, AQUEOUS MAGNESIUM CHLORIDE SOLUTION, 18* TO 38* BAUME, 7% TO 15%, AND CALCINED MAGNESTIE 2% TO 15%.
References Cited (Backward Citations)
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Cited
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Cited
US1379053A
Cited
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Cited
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Cited
GB496952A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-19 | 1963-04-20 | 1963-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-19 | 1967-04-20 | 1967-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-19 | 1971-04-20 | 1971-10-20 | $7700.00 | Window Closed / Lapsed |