US3782988A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Asphaltic coatings
Assignee: Bank of New York
•
Filing: 1969-11-06
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Granted: 1974-01-01
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Expires: 1989-11-06
Abstract
Abstract AN ASPHALT COATING COMPOSITION COMPRISING 50 T0 75% BY WEIGHT OF A CATALYTICALLY AIR-BLOWN ASPHALT WITH A PENETRATION OF 40 T9 60 MM./10 AND A SOFTENING POINT OF 135 TO 170*F., 15 TO 50% BY WEIGHT OF AN ASPHALT SOLVENT, 5 TO 20% BY WEIGHT OF SHORT ASBESTOS FIBRE AND 5 TO 15% BY WEIGHT OF EXPANDED VERMICULITE.
Inventors
- 👤 S Alexander
- 👤 A Hoiberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 06:37
CPC Classifications
C; C09; C09D; C09D195/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-12-31 | 1977-07-02 | 1978-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-12-31 | 1981-07-02 | 1982-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-12-31 | 1985-07-02 | 1986-01-01 | $7700.00 | Window Closed / Lapsed |