US3776880A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Arylene sulfide polymer coating compositions
Assignee: Phillips Petroleum Co
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Filing: 1971-09-01
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Granted: 1973-12-04
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Expires: 1991-09-01
Abstract
Abstract ADHERENT COATINGS OF ARYLENE SULFIDE POLYMERS ARE FORMED BY APPLYING TO SUBSTRATES A MIXTURE OF ANY ARYLENE SULFIDE POLYMER AND SELECTED NITROGENOUS ORGANIC COMPOUNDS. THE ACRYLENE SULFIDE POLYMER-NITROGEN-CONTAINING ORGANIC COMPOUND MIXTURE IS PREFERABLY APPLIED AS A SLURRY TO A SUBSTRATE IN A CARRIER LIQUID, SUCH AS ETHYLENE GLYCOL, METHYL ALCOHOL, WATER, TOLUENE, AND THE LIKE OR MIXTURES THEREOF, AND THEREAFTER HEATED TO FORM A COATING.
Inventors
- 👤 J Blackwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:28
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) | 1976-12-03 | 1977-06-04 | 1977-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-12-03 | 1981-06-04 | 1981-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-12-03 | 1985-06-04 | 1985-12-04 | $7700.00 | Window Closed / Lapsed |