US3080245A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Primer for plasticized coal tar enamels and method of producing same
Assignee: Reilly Tar and Chemical Corp
•
Filing: 1960-08-01
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Granted: 1963-03-05
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Expires: 1980-08-01
Abstract
No abstract record available.
Inventors
- 👤 Jr Jackson Herman Barnett
- 👤 George H Jackson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:10
CPC Classifications
C; C09; C09D; C09D195/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
THE PROCESS OF PRODUCING A PRIMER FOR PLASTICIZED COAL TAR ENAMELS WHICH COMPRISES THE STEPS OF PRODUCING A SUSPENSION OF SOLID PARTICLES OF PLASTICIZED COAL TAR PITCH PRIMER BASE IN A SUITABLE VEHICLE WITHOUT SIGNIFICANT SOLUTION OF PITCH IN THE VEHICLE BY FRAGMENTIZING SOLIDIFIED PLASTICIZED COAL TAR PITCH PRIMER BASE, SUBJECTING THE PITCH FRAGMENTS TO CONTRITION IN THE PRESENCE OF A FLUENT, POLAR, VOLATILE NAPHTHA VEHICLE, AND EXTRACTING HEAT FROM THE MIXTURE TO MAINTAIN THE TEMPERATURE OF THE MIXTURE BELOW APPROXIMATELY 100* F. AT ALL TIMES.
Claim 2
Dependent Claim
86 words
THE PROCESS OF PRODUCING A PRIMER FOR PLASTICIZED COAL TAR ENAMELS WHICH COMPRISES THE STEPS OF PRODUCING A SUSPENSION OF SOLID PARTICLES OF PLASTICIZED COAL TAR PITCH PRIMER BASE IN A SUITABLE VEHICLE WITHOUT SIGNIFICANT SOLUTION OF PITCH IN THE VEHICLE BY FRAGMENTIZING SOLIDIFIED PLASTICIZED COAL TAR PITCH PRIMER BASE, SUBJECTING THE PITCH FRAGMENTS TO CONTRITION IN THE PRESENCE OF A FLUENT, POLAR, VOLATILE NAPHTHA VEHICLE, AND EXTRACTING HEAT FROM THE MIXTURE TO MAINTAIN THE TEMPERATURE OF THE MIXTURE BELOW APPROXIMATELY 100* F. AT ALL TIMES.
References Cited (Backward Citations)
US2228102A
Cited
US2396910A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-04 | 1966-09-03 | 1967-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-04 | 1970-09-03 | 1971-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-04 | 1974-09-03 | 1975-03-05 | $7700.00 | Window Closed / Lapsed |