US2838447A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for stabilizing creosote oils by shock cooling and stabilized product
Assignee: Honeywell International Inc
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Filing: 1953-12-10
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Granted: 1958-06-10
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Expires: 1973-12-10
Abstract
No abstract record available.
Inventors
- 👤 Savercool John Vincent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:20
CPC Classifications
C; C10; C10C; C10C1/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
AS A NEW COMPOSITION OF MATTER A STABLE, NON-CAKING, MACROSCOPICALLY HOMOGENEOUS-APPEARING CREOSOTE OIL CONTAINING BETWEEN ABOUT 0.5% AND ABOUT 5% (DRY BASIS) OF "ANTHRACENE SALT" CRYSTALS HAVING MAXIMUM PARTICLE DIAMETERS NOT EXCEEDING ABOUT 15 MICRONS AND HAVING THE PROPERTY OF REMAINING SUBSTANTIALLY NONCAKING UDER CONDITIONS OF TEMPERATURE FLUCTUATIONS BELOW THE LIMPID POINT OF THE OIL FOR INDEFINITE PERIODS AT LEAST SUFFICIENT TO INSURE ADEQUATE SUSPENSION STABILITY DURING STORAGE AND SHIPMENT UNDER NORMAL INDUSTRIAL CONDITIONS.
Claim 2
Dependent Claim
74 words
AS A NEW COMPOSITION OF MATTER A STABLE, NON-CAKING, MACROSCOPICALLY HOMOGENEOUS-APPEARING CREOSOTE OIL CONTAINING BETWEEN ABOUT 0.5% AND ABOUT 5% (DRY BASIS) OF "ANTHRACENE SALT" CRYSTALS HAVING MAXIMUM PARTICLE DIAMETERS NOT EXCEEDING ABOUT 15 MICRONS AND HAVING THE PROPERTY OF REMAINING SUBSTANTIALLY NONCAKING UDER CONDITIONS OF TEMPERATURE FLUCTUATIONS BELOW THE LIMPID POINT OF THE OIL FOR INDEFINITE PERIODS AT LEAST SUFFICIENT TO INSURE ADEQUATE SUSPENSION STABILITY DURING STORAGE AND SHIPMENT UNDER NORMAL INDUSTRIAL CONDITIONS.
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) | 1961-06-09 | 1961-12-09 | 1962-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-09 | 1965-12-09 | 1966-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-09 | 1969-12-09 | 1970-06-10 | $7700.00 | Window Closed / Lapsed |