Patent US3632710A successfully refreshed from Google Patents.
US3050484A
Expired / Lapsed
US
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Bituminous protective coating and method of use
Assignee: Phillips Petroleum Co
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Filing: 1960-03-28
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Granted: 1962-08-21
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Expires: 1980-03-28
Abstract
No abstract record available.
Inventors
- 👤 James Q Wood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:07
CPC Classifications
C; C09; C09D; C09D195/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31678; Y10T428/31692; Y10T428/31696; Y10T428/31717
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
A BITUMINOUS COATING COMPOSITION COMPRISING A NORMALLY LIQUID POLYMERIZED CONJUGATED DIENE HAVING FROM 4 TO 8 CARBON ATOMS PER MOLECULE, A POLYMER OF ACRYLIC ACID SELECTED FROM THE GROUP CONSISTING OF POLYACRYLIC ACID AND A COPOLYMER OF ACRYLIC ACID AND A CONJUGATED DIENE HAVING FROM 4 TO 8 CARBON ATOMS PER MOLECULE, AND FROM 50 TO 90 WEIGHT PERCENT ASPHALT.
Claim 2
Dependent Claim
60 words
A BITUMINOUS COATING COMPOSITION COMPRISING A NORMALLY LIQUID POLYMERIZED CONJUGATED DIENE HAVING FROM 4 TO 8 CARBON ATOMS PER MOLECULE, A POLYMER OF ACRYLIC ACID SELECTED FROM THE GROUP CONSISTING OF POLYACRYLIC ACID AND A COPOLYMER OF ACRYLIC ACID AND A CONJUGATED DIENE HAVING FROM 4 TO 8 CARBON ATOMS PER MOLECULE, AND FROM 50 TO 90 WEIGHT PERCENT ASPHALT.
References Cited (Backward Citations)
US2648644A
Cited
US2807596A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-20 | 1966-02-19 | 1966-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-20 | 1970-02-19 | 1970-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-20 | 1974-02-19 | 1974-08-21 | $7700.00 | Window Closed / Lapsed |