US3728313A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Arylene sulfide polymer coating composition
Assignee: Phillips Petroleum Co
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Filing: 1971-10-12
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Granted: 1973-04-17
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Expires: 1991-10-12
Abstract
Abstract ADHERENT COATINGS OF ARYLENE SULFIDE POLYMERS AR FORMED BY APPLYING A MIXTURE OF THE POLYMER AND AN OXIDE OR SULFIDE OF COBALT OR MOLYBDENUM TO A SOLID SUBSTRATE SUCH AS IRON, STEEL ALUMINUM AND CERAMIC.
Inventors
- 👤 H Hill
- 👤 J Edmonds
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:57
CPC Classifications
C; C09; C09D; C09D181/00; C09D181/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-04-16 | 1976-10-16 | 1977-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-04-16 | 1980-10-16 | 1981-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-04-16 | 1984-10-16 | 1985-04-17 | $7700.00 | Window Closed / Lapsed |