US3027342A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coal tar emulsions containing synthetic resin and filler
Assignee: Beazer East Inc
•
Filing: 1959-04-17
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Granted: 1962-03-27
•
Expires: 1979-04-17
Abstract
No abstract record available.
Inventors
- 👤 Woodrow E Kemp
- 👤 John J Lane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:36
CPC Classifications
C; C08; C08L; C08L95/00; C08L95/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
AN EMULSION CONSISTING ESSENTIALLY OF A SOULATION OF FROM 1 TO 5% BY WEIGHT OF A COPOLYMER OF ACRYLONITRILE AND BUTADIENE IN COAL TAR EMULSIFIED IN AN AQUEOUS SLURRY CONTAINING A PIGMENT TO THE EXTEND OF 12 TO 45% BY WEIGHT. SAID COPOLYMER BEING FORMED OF FROM 51 TO 80 PARTS BY WEIGHT WEIGHT OF ACRYLONTRILE AND FROM 51 TO 80 PARTS BY WEIGHT OF BUTADIENE, THE RATIO OF SOLUTION TO PIGMENT BEING WITHIN THE RANGE OF FROM 0.8: TO 4.0:1.
Claim 2
Dependent Claim
81 words
AN EMULSION CONSISTING ESSENTIALLY OF A SOULATION OF FROM 1 TO 5% BY WEIGHT OF A COPOLYMER OF ACRYLONITRILE AND BUTADIENE IN COAL TAR EMULSIFIED IN AN AQUEOUS SLURRY CONTAINING A PIGMENT TO THE EXTEND OF 12 TO 45% BY WEIGHT. SAID COPOLYMER BEING FORMED OF FROM 51 TO 80 PARTS BY WEIGHT WEIGHT OF ACRYLONTRILE AND FROM 51 TO 80 PARTS BY WEIGHT OF BUTADIENE, THE RATIO OF SOLUTION TO PIGMENT BEING WITHIN THE RANGE OF FROM 0.8: TO 4.0:1.
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) | 1965-03-26 | 1965-09-25 | 1966-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-26 | 1969-09-25 | 1970-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-26 | 1973-09-25 | 1974-03-27 | $7700.00 | Window Closed / Lapsed |