US3073710A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bituminous sealing composition
Assignee: Gulf State Asphalt Co
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Filing: 1959-06-08
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Granted: 1963-01-15
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Expires: 1979-06-08
Abstract
No abstract record available.
Inventors
- 👤 Franklin C Morrow
- 👤 Lloyd F Bramble
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:39
CPC Classifications
C; C09; C09J; C09J195/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A COMPOSITION HAVING PERMANENT SEALING AND ADHESIVE PROPERTIES, COMPRISING, FROM ABOUT 45% TO ABOUT 95% OF PETROLEUM DERIVED BITUMEN RESIDUAL HAVING A SAYBOLT-FUROL VISCOSITY AT 210* FAHRENHEIT OF FROM ABOUT 50 SECONDS TO ABOUT 250 SECONDS, AND WITH ESSENTIALLY ALL OF THE REMAINDER AN ADDITIVE SELECTED FROM THE GROUP CONSISTING OF FINELY GROUND INORGANIC SILICATES, VEGETABLE FIBERS, MINERAL FIBERS, RICE HULLS, AND MIXTURES THEREOF.
Claim 2
Dependent Claim
64 words
A COMPOSITION HAVING PERMANENT SEALING AND ADHESIVE PROPERTIES, COMPRISING, FROM ABOUT 45% TO ABOUT 95% OF PETROLEUM DERIVED BITUMEN RESIDUAL HAVING A SAYBOLT-FUROL VISCOSITY AT 210* FAHRENHEIT OF FROM ABOUT 50 SECONDS TO ABOUT 250 SECONDS, AND WITH ESSENTIALLY ALL OF THE REMAINDER AN ADDITIVE SELECTED FROM THE GROUP CONSISTING OF FINELY GROUND INORGANIC SILICATES, VEGETABLE FIBERS, MINERAL FIBERS, RICE HULLS, AND MIXTURES THEREOF.
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) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |