US2932579A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating composition of cutback asphalt and an iron soap
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1957-12-11
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Granted: 1960-04-12
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Expires: 1977-12-11
Abstract
No abstract record available.
Inventors
- 👤 Jr Roy A Westlund
- 👤 Michael J Furey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:28
CPC Classifications
C; C09; C09D; C09D195/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A HARD FILM RUST PREVENTIVE COMPOSITION WHICH CONSISTS ESSENTIALLY OF 99% T 95% BY WEIGHT OF A SOLVENT CUTBACK ASPHALT AND 1% TO 5% OF THE IRON SOAP OF AN OXIDIZED PETROLATUM, SAID SOLVENT CUTBACK ASPHALT CONSISTING ESSENTIALLY OF FROM 64.0 TO 45.0 WT. PERCENT OF AN ASPHALT HAVING A SOFTENING POINT OF FROM 160 TO 170*F. SELECTED FROM THE GROUP OF REDUCED AND REDUCED AND OXIDIZED ASPHALTS WITH FROM 36.0 TO 55.0 WT. PERCENT OF A PETROLEUM NAPHTHA HAVING A BOILING RANGE OF FROM 275* TO 425*F.
Claim 2
Dependent Claim
88 words
A HARD FILM RUST PREVENTIVE COMPOSITION WHICH CONSISTS ESSENTIALLY OF 99% T 95% BY WEIGHT OF A SOLVENT CUTBACK ASPHALT AND 1% TO 5% OF THE IRON SOAP OF AN OXIDIZED PETROLATUM, SAID SOLVENT CUTBACK ASPHALT CONSISTING ESSENTIALLY OF FROM 64.0 TO 45.0 WT. PERCENT OF AN ASPHALT HAVING A SOFTENING POINT OF FROM 160 TO 170*F. SELECTED FROM THE GROUP OF REDUCED AND REDUCED AND OXIDIZED ASPHALTS WITH FROM 36.0 TO 55.0 WT. PERCENT OF A PETROLEUM NAPHTHA HAVING A BOILING RANGE OF FROM 275* TO 425*F.
References Cited (Backward Citations)
US2375055A
Cited
US2687965A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-12 | 1963-10-12 | 1964-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-12 | 1967-10-12 | 1968-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-12 | 1971-10-12 | 1972-04-12 | $7700.00 | Window Closed / Lapsed |